[ https://issues.apache.org/jira/browse/HDFS-14946?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16965266#comment-16965266 ]
Hadoop QA commented on HDFS-14946: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 1m 34s{color} | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {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:brown} trunk Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 21m 44s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 16s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 45s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 9s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 14m 44s{color} | {color:green} branch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 13s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 15s{color} | {color:green} trunk passed {color} | || || || || {color:brown} Patch Compile Tests {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 55s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 55s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 38s{color} | {color:green} hadoop-hdfs-project/hadoop-hdfs: The patch generated 0 new + 11 unchanged - 1 fixed = 11 total (was 12) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 1s{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} shadedclient {color} | {color:green} 13m 38s{color} | {color:green} patch has no errors when building and testing our client artifacts. {color} | | {color:green}+1{color} | {color:green} findbugs {color} | {color:green} 2m 21s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 8s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} unit {color} | {color:red}100m 55s{color} | {color:red} hadoop-hdfs in the patch failed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 33s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}166m 42s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | Failed junit tests | hadoop.hdfs.server.blockmanagement.TestBlockStatsMXBean | \\ \\ || Subsystem || Report/Notes || | Docker | Client=19.03.4 Server=19.03.4 Image:yetus/hadoop:104ccca9169 | | JIRA Issue | HDFS-14946 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12984677/HDFS-14946.002.patch | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux e11d168ef973 4.15.0-66-generic #75-Ubuntu SMP Tue Oct 1 05:24:09 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / de6b8b0 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_222 | | findbugs | v3.1.0-RC1 | | unit | https://builds.apache.org/job/PreCommit-HDFS-Build/28229/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt | | Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/28229/testReport/ | | Max. process+thread count | 2757 (vs. ulimit of 5500) | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/28229/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > Erasure Coding: Block recovery failed during decommissioning > ------------------------------------------------------------ > > Key: HDFS-14946 > URL: https://issues.apache.org/jira/browse/HDFS-14946 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 3.0.3, 3.2.1, 3.1.3 > Reporter: Fei Hui > Assignee: Fei Hui > Priority: Major > Attachments: HDFS-14946.001.patch, HDFS-14946.002.patch > > > DataNode logs as follow > {quote} > org.apache.hadoop.HadoopIllegalArgumentException: No enough valid inputs are > provided, not recoverable > at > org.apache.hadoop.io.erasurecode.rawcoder.ByteBufferDecodingState.checkInputBuffers(ByteBufferDecodingState.java:119) > at > org.apache.hadoop.io.erasurecode.rawcoder.ByteBufferDecodingState.<init>(ByteBufferDecodingState.java:47) > at > org.apache.hadoop.io.erasurecode.rawcoder.RawErasureDecoder.decode(RawErasureDecoder.java:86) > at > org.apache.hadoop.hdfs.server.datanode.erasurecode.StripedBlockReconstructor.reconstructTargets(StripedBlockReconstructor.java:126) > at > org.apache.hadoop.hdfs.server.datanode.erasurecode.StripedBlockReconstructor.reconstruct(StripedBlockReconstructor.java:97) > at > org.apache.hadoop.hdfs.server.datanode.erasurecode.StripedBlockReconstructor.run(StripedBlockReconstructor.java:60) > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > at java.util.concurrent.FutureTask.run(FutureTask.java:266) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > at java.lang.Thread.run(Thread.java:748) > {quote} > Block recovery always failed because of srcNodes in the wrong order > Reproduce steps are: > # ec block (b0, b1, b2, b3, b4, b5, b6, b7, b8), b[0-8] are on dn[0-8], > dn[0-3] are decommissioning > # dn[1-3] are decommissioned, dn0 are in decommissioning, ec block is > [b0(decommissioning), b[1-3](decommissioned), b[4-8](live), b[0-3](live)] > # dn4 is crash, and b4 will be recovery, ec block is [b0(decommissioning), > b[1-3](decommissioned), null, b[5-8](live), b[0-3](live)] > We can see error log as above, and b4 is not recovery successfuly. Because > srcNodes transfered to recovery datanode contains block [b0, b[5-8],b[0-3]], > and datanode use [b0, b[5-8], b0](minRequiredSources Readers to reconstruct, > minRequiredSources = Math.min(cellsNum, dataBlkNum)) to recovery the missing > block. -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org