[ https://issues.apache.org/jira/browse/HDFS-10178?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15222523#comment-15222523 ]
Hadoop QA commented on HDFS-10178: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 12s {color} | {color:blue} Docker mode activated. {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 1 new or modified test files. {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 6m 36s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 41s {color} | {color:green} trunk passed with JDK v1.8.0_74 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 41s {color} | {color:green} trunk passed with JDK v1.7.0_95 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 21s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 51s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 14s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 1m 56s {color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 5s {color} | {color:green} trunk passed with JDK v1.8.0_74 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 44s {color} | {color:green} trunk passed with JDK v1.7.0_95 {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 46s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 38s {color} | {color:green} the patch passed with JDK v1.8.0_74 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 38s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 38s {color} | {color:green} the patch passed with JDK v1.7.0_95 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 38s {color} | {color:green} the patch passed {color} | | {color:red}-1{color} | {color:red} checkstyle {color} | {color:red} 0m 19s {color} | {color:red} hadoop-hdfs-project/hadoop-hdfs: patch generated 2 new + 99 unchanged - 2 fixed = 101 total (was 101) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 50s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvneclipse {color} | {color:green} 0m 11s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} whitespace {color} | {color:green} 0m 1s {color} | {color:green} Patch has no whitespace issues. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 9s {color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 4s {color} | {color:green} the patch passed with JDK v1.8.0_74 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 39s {color} | {color:green} the patch passed with JDK v1.7.0_95 {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 57m 11s {color} | {color:red} hadoop-hdfs in the patch failed with JDK v1.8.0_74. {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red} 53m 41s {color} | {color:red} hadoop-hdfs in the patch failed with JDK v1.7.0_95. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 21s {color} | {color:green} Patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 135m 48s {color} | {color:black} {color} | \\ \\ || Reason || Tests || | JDK v1.8.0_74 Failed junit tests | hadoop.TestRefreshCallQueue | | | hadoop.hdfs.server.datanode.TestDataNodeMetrics | | JDK v1.7.0_95 Failed junit tests | hadoop.TestRefreshCallQueue | | | hadoop.hdfs.shortcircuit.TestShortCircuitCache | \\ \\ || Subsystem || Report/Notes || | Docker | Image:yetus/hadoop:fbe3e86 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12796602/HDFS-10178.v4.patch | | JIRA Issue | HDFS-10178 | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit findbugs checkstyle | | uname | Linux 3c724ec8d11d 3.13.0-36-lowlatency #63-Ubuntu SMP PREEMPT Wed Sep 3 21:56:12 UTC 2014 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/hadoop/patchprocess/precommit/personality/provided.sh | | git revision | trunk / 256c82f | | Default Java | 1.7.0_95 | | Multi-JDK versions | /usr/lib/jvm/java-8-oracle:1.8.0_74 /usr/lib/jvm/java-7-openjdk-amd64:1.7.0_95 | | findbugs | v3.0.0 | | checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/artifact/patchprocess/diff-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt | | unit | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_74.txt | | unit | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_95.txt | | unit test logs | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.8.0_74.txt https://builds.apache.org/job/PreCommit-HDFS-Build/15042/artifact/patchprocess/patch-unit-hadoop-hdfs-project_hadoop-hdfs-jdk1.7.0_95.txt | | JDK v1.7.0_95 Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/testReport/ | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/15042/console | | Powered by | Apache Yetus 0.2.0 http://yetus.apache.org | This message was automatically generated. > Permanent write failures can happen if pipeline recoveries occur for the > first packet > ------------------------------------------------------------------------------------- > > Key: HDFS-10178 > URL: https://issues.apache.org/jira/browse/HDFS-10178 > Project: Hadoop HDFS > Issue Type: Bug > Reporter: Kihwal Lee > Assignee: Kihwal Lee > Priority: Critical > Attachments: HDFS-10178.patch, HDFS-10178.v2.patch, > HDFS-10178.v3.patch, HDFS-10178.v4.patch > > > We have observed that write fails permanently if the first packet doesn't go > through properly and pipeline recovery happens. If the packet header is sent > out, but the data portion of the packet does not reach one or more datanodes > in time, the pipeline recovery will be done against the 0-byte partial block. > > If additional datanodes are added, the block is transferred to the new nodes. > After the transfer, each node will have a meta file containing the header > and 0-length data block file. The pipeline recovery seems to work correctly > up to this point, but write fails when actual data packet is resent. -- This message was sent by Atlassian JIRA (v6.3.4#6332)