[ 
https://issues.apache.org/jira/browse/LUCENE-7945?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16147101#comment-16147101
 ] 

Adrien Grand commented on LUCENE-7945:
--------------------------------------

Haha, I wish it was the issue!

> TestMergeSchedulerExternal failure
> ----------------------------------
>
>                 Key: LUCENE-7945
>                 URL: https://issues.apache.org/jira/browse/LUCENE-7945
>             Project: Lucene - Core
>          Issue Type: Bug
>            Reporter: Adrien Grand
>            Priority: Minor
>
> I hit the following test failure:
> {noformat}
>    [junit4] Suite: org.apache.lucene.TestMergeSchedulerExternal
>    [junit4]   1> TEST FAILED; IW infoStream output:
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.366Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  init: current segments file is "segments"; 
> deletionPolicy=org.apache.lucene.index.KeepOnlyLastCommitDeletionPolicy@147f4499
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.403Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "" [0 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.403Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.403Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  init: create=true
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.403Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  
>    [junit4]   1> dir=MockDirectoryWrapper(RAMDirectory@1ed52170 
> lockFactory=org.apache.lucene.store.SingleInstanceLockFactory@76c21fb3)
>    [junit4]   1> index=
>    [junit4]   1> version=8.0.0
>    [junit4]   1> analyzer=org.apache.lucene.analysis.MockAnalyzer
>    [junit4]   1> ramBufferSizeMB=-1.0
>    [junit4]   1> maxBufferedDocs=2
>    [junit4]   1> mergedSegmentWarmer=null
>    [junit4]   1> 
> delPolicy=org.apache.lucene.index.KeepOnlyLastCommitDeletionPolicy
>    [junit4]   1> commit=null
>    [junit4]   1> openMode=CREATE_OR_APPEND
>    [junit4]   1> 
> similarity=org.apache.lucene.search.similarities.RandomSimilarity
>    [junit4]   1> mergeScheduler=MyMergeScheduler: maxThreadCount=-1, 
> maxMergeCount=-1, ioThrottle=true
>    [junit4]   1> codec=CheapBastard
>    [junit4]   1> infoStream=org.apache.lucene.util.PrintStreamInfoStream
>    [junit4]   1> mergePolicy=[LogByteSizeMergePolicy: minMergeSize=1677721, 
> mergeFactor=13, maxMergeSize=2147483648, 
> maxMergeSizeForForcedMerge=9223372036854775807, calibrateSizeByDeletes=true, 
> maxMergeDocs=2147483647, maxCFSSegmentSizeMB=8.796093022207999E12, 
> noCFSRatio=0.810681051478346]
>    [junit4]   1> 
> indexerThreadPool=org.apache.lucene.index.DocumentsWriterPerThreadPool@39b33696
>    [junit4]   1> readerPooling=false
>    [junit4]   1> perThreadHardLimitMB=1945
>    [junit4]   1> useCompoundFile=true
>    [junit4]   1> commitOnClose=true
>    [junit4]   1> indexSort=null
>    [junit4]   1> writer=org.apache.lucene.index.IndexWriter@14082bc1
>    [junit4]   1> 
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.403Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  MMapDirectory.UNMAP_SUPPORTED=true
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.409Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _0 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.409Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.409Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.409Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.422Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  13 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.448Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  25 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.456Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  8 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.456Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.456Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.456Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_0.tip, _0.fdx, _0.doc, _0.tim, _0.fdt, _0.fnm]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.456Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.464Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_0 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.465Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.552Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 143.37104 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _0(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=1 now completedDelGen=1
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=1 seg=_0(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2" [1 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_0.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.553Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_0.tip, _0.fdx, _0.doc, _0.tim, _0.fdt, _0.fnm]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 1 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 1 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  initDynamicDefaults spins=true maxThreadCount=1 maxMergeCount=6
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.554Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.559Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _1 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.559Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.559Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.559Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.563Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  3 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.576Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  12 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_1.doc, _1.tim, _1.tip, _1.fdx, _1.fnm, _1.fdt]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.578Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_1 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.579Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 44.222471 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _1(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=2 now completedDelGen=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=2 seg=_1(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2" [2 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_1.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.603Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_1.doc, _1.tim, _1.tip, _1.fdx, _1.fnm, _1.fdt]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 2 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 2 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.604Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.608Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _2 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.608Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.608Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.608Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.614Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  5 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.635Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  20 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.637Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.637Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.638Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.638Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_2.tip, _2.fdt, _2.fnm, _2.fdx, _2.doc, _2.tim]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.638Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.638Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_2 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.638Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 54.878877 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _2(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=3 now completedDelGen=3
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=3 seg=_2(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.663Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2" [3 segments ; 
> isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_2.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_2.tip, _2.fdt, _2.fnm, _2.fdx, _2.doc, _2.tim]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 3 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 3 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.664Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.666Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _3 numDocs=2
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  4 msec to finish stored fields
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  4 msec to write fieldInfos
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_3.tip, _3.fdx, _3.fnm, _3.fdt, _3.doc, _3.tim]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.686Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.686Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_3 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.720Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 53.831698 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.720Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.720Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _3(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.720Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=4 now completedDelGen=4
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=4 seg=_3(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.720Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2" [4 
> segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
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> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_3.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_3.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
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>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_3.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_3.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_3.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_3.tip, _3.fdx, _3.fnm, _3.fdt, _3.doc, _3.tim]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.721Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 4 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 4 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.722Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.724Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _4 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.724Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.724Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.724Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.727Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.738Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  10 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_4.doc, _4.tim, _4.fdt, _4.fnm, _4.tip, _4.fdx]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_4 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.740Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 40.689396 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _4(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=5 now completedDelGen=5
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=5 seg=_4(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2" [5 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_4.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_4.doc, _4.tim, _4.fdt, _4.fnm, _4.tip, _4.fdx]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 5 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.765Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.766Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.766Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 5 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.766Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.766Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.766Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.770Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _5 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.770Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.770Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.770Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.776Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  5 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.793Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  17 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.795Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.795Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.795Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.795Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_5.fnm, _5.fdt, _5.doc, _5.tim, _5.tip, _5.fdx]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.795Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.796Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_5 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.796Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 52.410376 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _5(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=6 now completedDelGen=6
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=6 seg=_5(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2" [6 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_5.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.822Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_5.fnm, _5.fdt, _5.doc, _5.tim, _5.tip, _5.fdx]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 6 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_5(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 6 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.823Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.825Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _6 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.825Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.825Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.825Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.828Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.839Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  10 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_6.fdt, _6.fnm, _6.fdx, _6.tip, _6.doc, _6.tim]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.841Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_6 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.842Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 41.908027 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _6(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=7 now completedDelGen=7
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=7 seg=_6(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2" [7 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_6.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.867Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_6.fdt, _6.fnm, _6.fdx, _6.tip, _6.doc, _6.tim]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 7 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_5(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_6(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 7 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2 _6(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.868Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.870Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _7 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.871Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.871Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.871Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.873Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.884Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  10 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_7.fnm, _7.tim, _7.fdt, _7.doc, _7.fdx, _7.tip]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_7 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.887Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.911Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 40.917889 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.911Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.911Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _7(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.911Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=8 now completedDelGen=8
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.911Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=8 seg=_7(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2" [8 segments ; isCommit = 
> false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_7.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_7.fnm, _7.tim, _7.fdt, _7.doc, _7.fdx, _7.tip]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 8 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_5(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_6(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_7(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 8 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.912Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.916Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _8 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.916Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.917Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.917Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.922Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  5 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.940Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  17 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  5 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_8.fdx, _8.doc, _8.fdt, _8.fnm, _8.tim, _8.tip]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_8 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.945Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 54.30704 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _8(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=9 now completedDelGen=9
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=9 seg=_8(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2" [9 segments 
> ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_8.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_8.fdx, _8.doc, _8.fdt, _8.fnm, _8.tim, _8.tip]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 9 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.971Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_5(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_6(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_7(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_8(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 9 segments
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:58.972Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:58.974Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush postings as segment _9 numDocs=2
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.974Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write norms
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.974Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write docValues
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.974Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to write points
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.980Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  5 msec to finish stored fields
>    [junit4]   1> IW 0 [2017-08-29T20:07:58.999Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  18 msec to write postings and finish vectors
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  2 msec to write fieldInfos
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has 0 deleted docs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  new segment has no vectors; no norms; no docValues; no prox; no freqs
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushedFiles=[_9.fdx, _9.tip, _9.doc, _9.tim, _9.fdt, _9.fnm]
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed codec=CheapBastard
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.001Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flushed: segment=_9 ramUsed=0.071 MB newFlushedSize=0.001 MB 
> docs/MB=3,603.354
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.002Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  create compound file
>    [junit4]   1> DWPT 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  flush time 51.474967 msec
>    [junit4]   1> DW 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment seg-private updates=null
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publishFlushedSegment _9(8.0.0):c2
>    [junit4]   1> BD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  finished packet delGen=10 now completedDelGen=10
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  publish sets newSegment delGen=10 seg=_9(8.0.0):c2
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now checkpoint "_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 
> _9(8.0.0):c2" [10 segments ; isCommit = false]
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  0 msec to checkpoint
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.fdx"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.tip"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.doc"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.tim"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.fdt"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  will delete new file "_9.fnm"
>    [junit4]   1> IFD 0 [2017-08-29T20:07:59.026Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  delete [_9.fdx, _9.tip, _9.doc, _9.tim, _9.fdt, _9.fnm]
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  findMerges: 10 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_0(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_1(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_2(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_3(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_4(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_5(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_6(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_7(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_8(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  seg=_9(8.0.0):c2 level=3.0891984 size=0.001 MB
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    level -1.0 to 3.0891984: 10 segments
>    [junit4]   1> LMP 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    add merge=_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2 start=0 
> end=10
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  add merge to pendingMerges: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 
> _3(8.0.0):c2 _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 
> _9(8.0.0):c2 [total 1 pending]
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge merging= []
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_0(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_1(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_2(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_3(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_4(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_5(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_6(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_7(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_8(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.027Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  registerMerge info=_9(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.028Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  now merge
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.028Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    index: _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 
> _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.028Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    consider merge _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.028Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>      launch new thread [MyMergeThread]
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.072Z; MyMergeThread]:   merge 
> thread: start
>    [junit4]   1> BD 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: 
> waitApplyForMerge: 0 packets, 10 merging segments
>    [junit4]   1> BD 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: waitApply: 
> no deletes to apply
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: now apply 
> deletes for 10 merging segments
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: merge seg=_a 
> _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 _5(8.0.0):c2 
> _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: now merge
>    [junit4]   1>   merge=_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1>   index=_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 
> _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.086Z; MyMergeThread]: merging 
> _0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 _3(8.0.0):c2 _4(8.0.0):c2 _5(8.0.0):c2 
> _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 _9(8.0.0):c2
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: TEST: now 
> throw exc:
>    [junit4]   1> java.io.IOException: now failing during merge
>    [junit4]   1>      at 
> org.apache.lucene.TestMergeSchedulerExternal$FailOnlyOnMerge.eval(TestMergeSchedulerExternal.java:95)
>    [junit4]   1>      at 
> org.apache.lucene.store.MockDirectoryWrapper.maybeThrowDeterministicException(MockDirectoryWrapper.java:1022)
>    [junit4]   1>      at 
> org.apache.lucene.store.MockDirectoryWrapper.openInput(MockDirectoryWrapper.java:743)
>    [junit4]   1>      at 
> org.apache.lucene.store.Directory.openChecksumInput(Directory.java:119)
>    [junit4]   1>      at 
> org.apache.lucene.store.MockDirectoryWrapper.openChecksumInput(MockDirectoryWrapper.java:1072)
>    [junit4]   1>      at 
> org.apache.lucene.codecs.lucene50.Lucene50CompoundReader.readEntries(Lucene50CompoundReader.java:105)
>    [junit4]   1>      at 
> org.apache.lucene.codecs.lucene50.Lucene50CompoundReader.<init>(Lucene50CompoundReader.java:69)
>    [junit4]   1>      at 
> org.apache.lucene.codecs.lucene50.Lucene50CompoundFormat.getCompoundReader(Lucene50CompoundFormat.java:71)
>    [junit4]   1>      at 
> org.apache.lucene.index.SegmentCoreReaders.<init>(SegmentCoreReaders.java:99)
>    [junit4]   1>      at 
> org.apache.lucene.index.SegmentReader.<init>(SegmentReader.java:78)
>    [junit4]   1>      at 
> org.apache.lucene.index.ReadersAndUpdates.getReader(ReadersAndUpdates.java:208)
>    [junit4]   1>      at 
> org.apache.lucene.index.ReadersAndUpdates.getReaderForMerge(ReadersAndUpdates.java:836)
>    [junit4]   1>      at 
> org.apache.lucene.index.IndexWriter.mergeMiddle(IndexWriter.java:4360)
>    [junit4]   1>      at 
> org.apache.lucene.index.IndexWriter.merge(IndexWriter.java:4030)
>    [junit4]   1>      at 
> org.apache.lucene.index.ConcurrentMergeScheduler.doMerge(ConcurrentMergeScheduler.java:624)
>    [junit4]   1>      at 
> org.apache.lucene.TestMergeSchedulerExternal$MyMergeScheduler.doMerge(TestMergeSchedulerExternal.java:85)
>    [junit4]   1>      at 
> org.apache.lucene.index.ConcurrentMergeScheduler$MergeThread.run(ConcurrentMergeScheduler.java:661)
>    [junit4]   1> 
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: 
> handleMergeException: merge=_0(8.0.0):c2 _1(8.0.0):c2 _2(8.0.0):c2 
> _3(8.0.0):c2 _4(8.0.0):c2 _5(8.0.0):c2 _6(8.0.0):c2 _7(8.0.0):c2 _8(8.0.0):c2 
> _9(8.0.0):c2 exc=java.io.IOException: now failing during merge
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: hit 
> exception during merge
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: hit tragic 
> IOException inside merge
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: rollback
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: all running 
> merges have aborted
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.087Z; MyMergeThread]: rollback: 
> done finish merges
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.088Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>  updateMergeThreads ioThrottle=true targetMBPerSec=20.0 MB/sec
>    [junit4]   1> merge thread MyMergeThread estSize=0.0 MB (written=0.0 MB) 
> runTime=0.0s (stopped=0.0s, paused=0.0s) rate=unlimited
>    [junit4]   1>   leave running at Infinity MB/sec
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.088Z; 
> TEST-TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler-seed#[B944333784A66276]]:
>    no more merges pending; now return
>    [junit4]   1> DW 0 [2017-08-29T20:07:59.088Z; MyMergeThread]: abort
>    [junit4]   1> DW 0 [2017-08-29T20:07:59.088Z; MyMergeThread]: done abort 
> success=true
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.088Z; MyMergeThread]: rollback: 
> infos=
>    [junit4]   1> IW 0 [2017-08-29T20:07:59.089Z; MyMergeThread]: TEST: now 
> handleMergeException
>    [junit4]   1> MS 0 [2017-08-29T20:07:59.089Z; MyMergeThread]: 
> updateMergeThreads ioThrottle=true targetMBPerSec=20.0 MB/sec
>    [junit4]   1> 
>    [junit4]   2> NOTE: reproduce with: ant test  
> -Dtestcase=TestMergeSchedulerExternal 
> -Dtests.method=testSubclassConcurrentMergeScheduler 
> -Dtests.seed=B944333784A66276 -Dtests.slow=true -Dtests.locale=et-EE 
> -Dtests.timezone=Etc/GMT+9 -Dtests.asserts=true -Dtests.file.encoding=UTF-8
>    [junit4] FAILURE 0.75s J1 | 
> TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler <<<
>    [junit4]    > Throwable #1: java.lang.AssertionError
>    [junit4]    >      at 
> __randomizedtesting.SeedInfo.seed([B944333784A66276:3EC58E9A80861872]:0)
>    [junit4]    >      at 
> org.apache.lucene.TestMergeSchedulerExternal.testSubclassConcurrentMergeScheduler(TestMergeSchedulerExternal.java:147)
>    [junit4]    >      at java.lang.Thread.run(Thread.java:748)
>    [junit4]   2> NOTE: test params are: codec=CheapBastard, 
> sim=RandomSimilarity(queryNorm=true): {}, locale=et-EE, timezone=Etc/GMT+9
>    [junit4]   2> NOTE: Linux 2.6.32-696.6.3.el6.x86_64 amd64/Oracle 
> Corporation 1.8.0_141 (64-bit)/cpus=4,threads=1,free=239361936,total=253755392
>    [junit4]   2> NOTE: All tests run in this JVM: 
> [TestLucene50StoredFieldsFormat, TestCustomTermFreq, TestBooleanQuery, 
> TestComplexExplanations, TestGraphTokenizers, TestOmitPositions, 
> TestRecyclingIntBlockAllocator, TestLockFactory, TestMergeSchedulerExternal]
> {noformat}
> It does not reproduce and logs seem to indicate that {{handleMergeException}} 
> was actually called so this might be a race condition, ie. we check the value 
> of {{excCalled}} before it is set?



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