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https://issues.apache.org/jira/browse/OAK-6687?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Michael Dürig resolved OAK-6687.
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Resolution: Fixed
Assignee: Michael Dürig
Fix Version/s: 1.7.10
Fixed with OAK-6840 at http://svn.apache.org/viewvc?rev=1812417&view=rev
> ReadOnly connection to fresh SegmentNodeStore setup failing
> -----------------------------------------------------------
>
> Key: OAK-6687
> URL: https://issues.apache.org/jira/browse/OAK-6687
> Project: Jackrabbit Oak
> Issue Type: Bug
> Components: segment-tar
> Reporter: Chetan Mehrotra
> Assignee: Michael Dürig
> Priority: Minor
> Labels: tooling
> Fix For: 1.8, 1.7.10
>
>
> Started a server with Oak version 1.7.7 and tried to connect oak-run-1.7.7 to
> same setup. This resulted in following exception
> {noformat}
> 2017-09-20 19:47:22,213 INFO [main] o.a.j.o.segment.file.FileStore -
> Creating file store FileStoreBuilder{version=1.7.7,
> directory=/path/to/repository/segmentstore, blobStore=DataStore backed
> BlobStore
> [org.apache.jackrabbit.oak.plugins.blob.datastore.OakFileDataStore],
> maxFileSize=256, segmentCacheSize=256, stringCacheSize=256,
> templateCacheSize=64, stringDeduplicationCacheSize=15000,
> templateDeduplicationCacheSize=3000, nodeDeduplicationCacheSize=1048576,
> memoryMapping=true, gcOptions=SegmentGCOptions{paused=false,
> estimationDisabled=false, gcSizeDeltaEstimation=1073741824, retryCount=5,
> forceTimeout=60, retainedGenerations=2, gcType=FULL}}
> 2017-09-20 19:47:22,243 WARN [main] o.a.j.o.s.file.tar.TarReader - Unable to
> load index of file data00000a.tar: Unrecognized magic number
> 2017-09-20 19:47:22,243 INFO [main] o.a.j.o.s.file.tar.TarReader - No index
> found in tar file data00000a.tar, skipping...
> 2017-09-20 19:47:22,243 WARN [main] o.a.j.o.s.file.tar.TarReader - Could not
> find a valid tar index in /path/to/repository/segmentstore/data00000a.tar,
> recovering read-only
> 2017-09-20 19:47:22,243 INFO [main] o.a.j.o.s.file.tar.TarReader -
> Recovering segments from tar file
> /path/to/repository/segmentstore/data00000a.tar
> 2017-09-20 19:47:22,315 INFO [main] o.a.j.o.s.file.tar.TarReader -
> Regenerating tar file/path/to/repository/segmentstore/data00000a.tar.ro.bak
> 2017-09-20 19:47:22,460 ERROR [main] o.a.j.oak.index.IndexCommand - Error
> occurred while performing index tasks
> java.lang.IllegalArgumentException: invalid segment buffer
> at
> org.apache.jackrabbit.oak.segment.data.SegmentDataLoader.newSegmentData(SegmentDataLoader.java:37)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.data.SegmentData.newSegmentData(SegmentData.java:66)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.AbstractFileStore.writeSegment(AbstractFileStore.java:212)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.AbstractFileStore.access$000(AbstractFileStore.java:66)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.AbstractFileStore$1.recoverEntry(AbstractFileStore.java:125)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.tar.TarReader.generateTarFile(TarReader.java:213)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.tar.TarReader.openRO(TarReader.java:162)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.tar.TarFiles.<init>(TarFiles.java:298)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.tar.TarFiles.<init>(TarFiles.java:58)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.tar.TarFiles$Builder.build(TarFiles.java:167)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.ReadOnlyFileStore.<init>(ReadOnlyFileStore.java:74)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.segment.file.FileStoreBuilder.buildReadOnly(FileStoreBuilder.java:383)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.run.cli.SegmentTarFixtureProvider.configureSegment(SegmentTarFixtureProvider.java:63)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.run.cli.NodeStoreFixtureProvider.create(NodeStoreFixtureProvider.java:71)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.run.cli.NodeStoreFixtureProvider.create(NodeStoreFixtureProvider.java:47)
> ~[oak-run-1.7.7.jar:1.7.7]
> at
> org.apache.jackrabbit.oak.index.IndexCommand.execute(IndexCommand.java:98)
> ~[oak-run-1.7.7.jar:1.7.7]
> at org.apache.jackrabbit.oak.run.Main.main(Main.java:49)
> [oak-run-1.7.7.jar:1.7.7]
> {noformat}
> Post restart of server oak-run was able to connect fine. So looks like issue
> with very fresh setup only
> Command used for oak-run
> {noformat}
> java -jar oak-run-1.7.7.jar index --fds-path=/path/to/repository/datastore
> --checkpoint head --reindex --index-paths=/oak:index/lucene
> /path/to/repository/segmentstore --metrics
> {noformat}
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