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https://issues.apache.org/jira/browse/HBASE-5235?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13190502#comment-13190502
]
Hadoop QA commented on HBASE-5235:
----------------------------------
-1 overall. Here are the results of testing the latest attachment
http://issues.apache.org/jira/secure/attachment/12511401/HBASE-5235_trunk.patch
against trunk revision .
+1 @author. The patch does not contain any @author tags.
-1 tests included. The patch doesn't appear to include any new or modified
tests.
Please justify why no new tests are needed for this
patch.
Also please list what manual steps were performed to
verify this patch.
-1 javadoc. The javadoc tool appears to have generated -145 warning
messages.
+1 javac. The applied patch does not increase the total number of javac
compiler warnings.
-1 findbugs. The patch appears to introduce 82 new Findbugs (version
1.3.9) warnings.
+1 release audit. The applied patch does not increase the total number of
release audit warnings.
-1 core tests. The patch failed these unit tests:
org.apache.hadoop.hbase.mapreduce.TestImportTsv
org.apache.hadoop.hbase.mapred.TestTableMapReduce
org.apache.hadoop.hbase.mapreduce.TestHFileOutputFormat
Test results:
https://builds.apache.org/job/PreCommit-HBASE-Build/827//testReport/
Findbugs warnings:
https://builds.apache.org/job/PreCommit-HBASE-Build/827//artifact/trunk/patchprocess/newPatchFindbugsWarnings.html
Console output: https://builds.apache.org/job/PreCommit-HBASE-Build/827//console
This message is automatically generated.
> HLogSplitter writer thread's streams not getting closed when any of the
> writer threads has exceptions.
> ------------------------------------------------------------------------------------------------------
>
> Key: HBASE-5235
> URL: https://issues.apache.org/jira/browse/HBASE-5235
> Project: HBase
> Issue Type: Bug
> Affects Versions: 0.92.0, 0.90.5
> Reporter: ramkrishna.s.vasudevan
> Assignee: ramkrishna.s.vasudevan
> Fix For: 0.92.1, 0.90.6
>
> Attachments: HBASE-5235_0.90.patch, HBASE-5235_0.90_1.patch,
> HBASE-5235_trunk.patch
>
>
> Pls find the analysis. Correct me if am wrong
> {code}
> 2012-01-15 05:14:02,374 FATAL
> org.apache.hadoop.hbase.regionserver.wal.HLogSplitter: WriterThread-9 Got
> while writing log entry to log
> java.io.IOException: All datanodes 10.18.40.200:50010 are bad. Aborting...
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.processDatanodeError(DFSClient.java:3373)
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream.access$2000(DFSClient.java:2811)
> at
> org.apache.hadoop.hdfs.DFSClient$DFSOutputStream$DataStreamer.run(DFSClient.java:3026)
> {code}
> Here we have an exception in one of the writer threads. If any exception we
> try to hold it in an Atomic variable
> {code}
> private void writerThreadError(Throwable t) {
> thrown.compareAndSet(null, t);
> }
> {code}
> In the finally block of splitLog we try to close the streams.
> {code}
> for (WriterThread t: writerThreads) {
> try {
> t.join();
> } catch (InterruptedException ie) {
> throw new IOException(ie);
> }
> checkForErrors();
> }
> LOG.info("Split writers finished");
>
> return closeStreams();
> {code}
> Inside checkForErrors
> {code}
> private void checkForErrors() throws IOException {
> Throwable thrown = this.thrown.get();
> if (thrown == null) return;
> if (thrown instanceof IOException) {
> throw (IOException)thrown;
> } else {
> throw new RuntimeException(thrown);
> }
> }
> So once we throw the exception the DFSStreamer threads are not getting closed.
> {code}
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