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Posted to common-issues@hadoop.apache.org by "Colin Patrick McCabe (JIRA)" <ji...@apache.org> on 2015/04/16 21:04:59 UTC
[jira] [Resolved] (HADOOP-10116) fix "inconsistent synchronization"
warnings in ZlibCompressor
[ https://issues.apache.org/jira/browse/HADOOP-10116?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Colin Patrick McCabe resolved HADOOP-10116.
-------------------------------------------
Resolution: Duplicate
Yeah, let's close it.
> fix "inconsistent synchronization" warnings in ZlibCompressor
> -------------------------------------------------------------
>
> Key: HADOOP-10116
> URL: https://issues.apache.org/jira/browse/HADOOP-10116
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Colin Patrick McCabe
>
> Fix findbugs warnings in ZlibCompressor. I believe these were introduced by HADOOP-10047.
> {code}
> Code Warning
> IS Inconsistent synchronization of org.apache.hadoop.io.compress.zlib.ZlibCompressor.keepUncompressedBuf; locked 57% of time
> IS Inconsistent synchronization of org.apache.hadoop.io.compress.zlib.ZlibCompressor.userBuf; locked 60% of time
> IS Inconsistent synchronization of org.apache.hadoop.io.compress.zlib.ZlibCompressor.userBufLen; locked 85% of time
> IS Inconsistent synchronization of org.apache.hadoop.io.compress.zlib.ZlibDecompressor.userBuf; locked 60% of time
> IS Inconsistent synchronization of org.apache.hadoop.io.compress.zlib.ZlibDecompressor.userBufLen; locked 77% of time
> Dodgy Warnings
> Code Warning
> DLS Dead store to pos2 in org.apache.hadoop.io.compress.zlib.ZlibCompressor.put(ByteBuffer, ByteBuffer)
> DLS Dead store to pos2 in org.apache.hadoop.io.compress.zlib.ZlibDecompressor.put(ByteBuffer, ByteBuffer)
> {code}
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