[ https://issues.apache.org/jira/browse/HBASE-17633?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15942841#comment-15942841 ]
Hadoop QA commented on HBASE-17633: ----------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 16s {color} | {color:blue} Docker mode activated. {color} | | {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green} 0m 0s {color} | {color:green} Patch does not have any anti-patterns. {color} | | {color:green}+1{color} | {color:green} @author {color} | {color:green} 0m 0s {color} | {color:green} The patch does not contain any @author tags. {color} | | {color:green}+1{color} | {color:green} test4tests {color} | {color:green} 0m 0s {color} | {color:green} The patch appears to include 7 new or modified test files. {color} | | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 9s {color} | {color:blue} Maven dependency ordering for branch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 3m 8s {color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 51s {color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 42s {color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 23s {color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 20s {color} | {color:green} master passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 42s {color} | {color:green} master passed {color} | | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 11s {color} | {color:blue} Maven dependency ordering for patch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 1s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 52s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 52s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 39s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 24s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 0s {color} | {color:green} The patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 27m 29s {color} | {color:green} Patch does not cause any errors with Hadoop 2.6.1 2.6.2 2.6.3 2.6.4 2.6.5 2.7.1 2.7.2 2.7.3 or 3.0.0-alpha2. {color} | | {color:red}-1{color} | {color:red} findbugs {color} | {color:red} 2m 2s {color} | {color:red} hbase-server generated 1 new + 0 unchanged - 0 fixed = 1 total (was 0) {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 43s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 1m 50s {color} | {color:green} hbase-common in the patch passed. {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 23m 2s {color} | {color:red} hbase-server in the patch failed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 17s {color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 68m 23s {color} | {color:black} {color} | \\ \\ || Reason || Tests || | FindBugs | module:hbase-server | | | org.apache.hadoop.hbase.regionserver.HRegion.internalPrepareFlushCache(WAL, long, Collection, MonitoredTask, boolean) does not release lock on all exception paths At HRegion.java:does not release lock on all exception paths At HRegion.java:[line 2372] | | Failed junit tests | hadoop.hbase.io.TestHeapSize | \\ \\ || Subsystem || Report/Notes || | Docker | Client=1.12.3 Server=1.12.3 Image:yetus/hbase:8d52d23 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12860605/HBASE-17633.patch | | JIRA Issue | HBASE-17633 | | Optional Tests | asflicense javac javadoc unit findbugs hadoopcheck hbaseanti checkstyle compile | | uname | Linux 22f18a404da0 3.13.0-106-generic #153-Ubuntu SMP Tue Dec 6 15:44:32 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh | | git revision | master / 4a076cd | | Default Java | 1.8.0_121 | | findbugs | v3.0.0 | | findbugs | https://builds.apache.org/job/PreCommit-HBASE-Build/6225/artifact/patchprocess/new-findbugs-hbase-server.html | | unit | https://builds.apache.org/job/PreCommit-HBASE-Build/6225/artifact/patchprocess/patch-unit-hbase-server.txt | | unit test logs | https://builds.apache.org/job/PreCommit-HBASE-Build/6225/artifact/patchprocess/patch-unit-hbase-server.txt | | Test Results | https://builds.apache.org/job/PreCommit-HBASE-Build/6225/testReport/ | | modules | C: hbase-common hbase-server U: . | | Console output | https://builds.apache.org/job/PreCommit-HBASE-Build/6225/console | | Powered by | Apache Yetus 0.3.0 http://yetus.apache.org | This message was automatically generated. > Update unflushed sequence id in SequenceIdAccounting after flush with the > minimum sequence id in memstore > --------------------------------------------------------------------------------------------------------- > > Key: HBASE-17633 > URL: https://issues.apache.org/jira/browse/HBASE-17633 > Project: HBase > Issue Type: Improvement > Components: wal > Affects Versions: 2.0.0 > Reporter: Duo Zhang > Assignee: Duo Zhang > Fix For: 2.0.0 > > Attachments: HBASE-17633.patch > > > Now the tracking work is done by SequenceIdAccounting. And it is a little > tricky when dealing with flush. We should remove the mapping for the given > stores of a region from lowestUnflushedSequenceIds, so that we have space to > store the new lowest unflushed sequence id after flush. But we still need to > keep the old sequence ids in another map as we still need to use these values > when reporting to master to prevent data loss(think of the scenario that we > report the new lowest unflushed sequence id to master and we crashed before > actually flushed the data to disk). > And when reviewing HBASE-17407, I found that for CompactingMemStore, we have > to record the minimum sequence id.in memstore. We could just update the > mappings in SequenceIdAccounting using these values after flush. This means > we do not need to update the lowest unflushed sequence id in > SequenceIdAccounting, and also do not need to make space for the new lowest > unflushed when startCacheFlush, and also do not need the extra map to store > the old mappings. > This could simplify our logic a lot. But this is a fundamental change so I > need sometime to implement, especially for modifying tests... And I also need > sometime to check if I miss something. -- This message was sent by Atlassian JIRA (v6.3.15#6346)