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https://issues.apache.org/jira/browse/SOLR-12744?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16605188#comment-16605188
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Varun Thacker commented on SOLR-12744:
--------------------------------------

Thanks Dat! I'll commit this shortly. When I was seeing the logs there was 
another log line which during recoveries flooded the logs. For example 100s of 
entires like this 

Changing that to DEBUG as well
{code:java}
2018-09-06 02:28:50.035 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _11h.fdt because it already exists
2018-09-06 02:28:50.035 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y.nvd because it already exists
2018-09-06 02:28:50.035 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y.si because it already exists
2018-09-06 02:28:50.035 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene70_0.dvd because it 
already exists
2018-09-06 02:28:50.035 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene50_0.doc because it 
already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene50_0.tim because it 
already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y.fdt because it already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene70_0.dvm because it 
already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene50_0.tip because it 
already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y_Lucene50_0.pos because it 
already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y.fdx because it already exists
2018-09-06 02:28:50.036 INFO 
(recoveryExecutor-4-thread-1-processing-n:192.168.0.3:7574_solr 
x:gettingstarted_shard1_replica_n1 c:gettingstarted s:shard1 r:core_node3) 
[c:gettingstarted s:shard1 r:core_node3 x:gettingstarted_shard1_replica_n1] 
o.a.s.h.IndexFetcher Skipping download for _10y.dii because it already 
exists{code}

> A high numRecordsToKeep can flood the info log message printing all the 
> versions
> --------------------------------------------------------------------------------
>
>                 Key: SOLR-12744
>                 URL: https://issues.apache.org/jira/browse/SOLR-12744
>             Project: Solr
>          Issue Type: Improvement
>      Security Level: Public(Default Security Level. Issues are Public) 
>            Reporter: Varun Thacker
>            Priority: Major
>         Attachments: SOLR-12744.patch, SOLR-12744.patch, one_log_line.log
>
>
> I was doing some tests around PeerSync to test how stable is it with the 
> recent fixes.
> This log entry can flood the log printing all the versions that 
> numRecordsToKeep was set to (100k) in my testing
> {code:java}
> log.info("###### startupVersions=[{}]", startingVersions);{code}
> This one log line wrote out almost a 900KB entry



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