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Hudson commented on HBASE-21097: -------------------------------- Results for branch branch-2 [build #1253 on builds.a.o|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/1253/]: (x) *{color:red}-1 overall{color}* ---- details (if available): (/) {color:green}+1 general checks{color} -- For more information [see general report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/1253//General_Nightly_Build_Report/] (x) {color:red}-1 jdk8 hadoop2 checks{color} -- For more information [see jdk8 (hadoop2) report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/1253//JDK8_Nightly_Build_Report_(Hadoop2)/] (/) {color:green}+1 jdk8 hadoop3 checks{color} -- For more information [see jdk8 (hadoop3) report|https://builds.apache.org/job/HBase%20Nightly/job/branch-2/1253//JDK8_Nightly_Build_Report_(Hadoop3)/] (/) {color:green}+1 source release artifact{color} -- See build output for details. (/) {color:green}+1 client integration test{color} > Flush pressure assertion may fail in testFlushThroughputTuning > --------------------------------------------------------------- > > Key: HBASE-21097 > URL: https://issues.apache.org/jira/browse/HBASE-21097 > Project: HBase > Issue Type: Test > Components: regionserver > Reporter: Ted Yu > Assignee: Ted Yu > Priority: Major > Fix For: 3.0.0, 2.2.0, 2.1.1, 2.0.3 > > Attachments: 21097.v1.txt, 21097.v2.txt, 21097.v4.txt, > HBASE-21097.patch > > > From > https://builds.apache.org/job/PreCommit-HBASE-Build/14137/artifact/patchprocess/patch-unit-hbase-server.txt > : > {code} > [ERROR] > testFlushThroughputTuning(org.apache.hadoop.hbase.regionserver.throttle.TestFlushWithThroughputController) > Time elapsed: 17.446 s <<< FAILURE! > java.lang.AssertionError: expected:<0.0> but was:<1.2906294173808417E-6> > at > org.apache.hadoop.hbase.regionserver.throttle.TestFlushWithThroughputController.testFlushThroughputTuning(TestFlushWithThroughputController.java:185) > {code} > Here is the related assertion: > {code} > assertEquals(0.0, regionServer.getFlushPressure(), EPSILON); > {code} > where EPSILON = 1E-6 > In the above case, due to margin of 2.9E-7, the assertion didn't pass. > It seems the epsilon can be adjusted to accommodate different workload / > hardware combination. -- This message was sent by Atlassian JIRA (v7.6.3#76005)