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Hadoop QA commented on HDFS-14465: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 14s{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} 22m 21s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 12s{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 18s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 14m 56s{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 29s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 59s{color} | {color:green} trunk passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 2s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 57s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 57s{color} | {color:green} the patch passed {color} | | {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange} 0m 38s{color} | {color:orange} hadoop-hdfs-project/hadoop-hdfs: The patch generated 1 new + 0 unchanged - 0 fixed = 1 total (was 0) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 5s{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} 12m 36s{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 11s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 48s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:red}-1{color} | {color:red} unit {color} | {color:red} 78m 42s{color} | {color:red} hadoop-hdfs in the patch failed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 31s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}142m 22s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | Failed junit tests | hadoop.hdfs.web.TestWebHdfsTimeouts | | | hadoop.hdfs.server.datanode.TestDataNodeLifeline | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:bdbca0e | | JIRA Issue | HDFS-14465 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12968035/HDFS-14465.02.patch | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux e3b3b9521add 4.4.0-143-generic #169~14.04.2-Ubuntu SMP Wed Feb 13 15:00:41 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / 49e1292 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_191 | | findbugs | v3.1.0-RC1 | | checkstyle | https://builds.apache.org/job/PreCommit-HDFS-Build/26765/artifact/out/diff-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt | | unit | https://builds.apache.org/job/PreCommit-HDFS-Build/26765/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt | | Test Results | https://builds.apache.org/job/PreCommit-HDFS-Build/26765/testReport/ | | Max. process+thread count | 3651 (vs. ulimit of 10000) | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://builds.apache.org/job/PreCommit-HDFS-Build/26765/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > When the Block expected replications is larger than the number of DataNodes, > entering maintenance will never exit. > ------------------------------------------------------------------------------------------------------------------ > > Key: HDFS-14465 > URL: https://issues.apache.org/jira/browse/HDFS-14465 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 2.9.2 > Reporter: Yicong Cai > Priority: Major > Attachments: HDFS-14465.01.patch, HDFS-14465.02.patch > > > Scenes: > There is a small HDFS cluster with 5 DataNodes; one of them is maintained, > added to the maintenance list, and set > dfs.namenode.maintenance.replication.min to 1. > When refresh Nodes, the NameNode starts checking whether the blocks on the > node require a new replication. > The replications of the MapReduce task job file is 10 by default, > isNeededReplicationForMaintenance will determine to false, and > isSufficientlyReplicated will determine to false, so the block of the job > file needs to increase the replication. > When adding a replication, since the cluster has only 5 DataNodes, all the > nodes have the replications of the block, chooseTargetInOrder will throw a > NotEnoughReplicasException, so that the replication cannot be increase, and > the Entering Maintenance cannot be ended. > This issue will cause the independent small cluster to be unable to use the > maintenance mode. > > {panel:title=chooseTarget exception log} > 2019-05-03 23:42:31,008 [31545331] - WARN > [ReplicationMonitor:BlockPlacementPolicyDefault@431] - Failed to place enough > replicas, still in need of 1 to reach 5 (unavailableStorages=[], > storagePolicy=BlockStoragePolicy\{HOT:7, storageTypes=[DISK], > creationFallbacks=[], replicationFallbacks=[ARCHIVE]}, newBlock=false) For > more information, please enable DEBUG log level on > org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy and > org.apache.hadoop.net.NetworkTopology > {panel} > -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org