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Hadoop QA commented on MAPREDUCE-7110: -------------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 15s{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 3 new or modified test files. {color} | || || || || {color:brown} trunk Compile Tests {color} || | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 54s{color} | {color:blue} Maven dependency ordering for branch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 23m 51s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 47s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 15s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 36s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 11m 48s{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} 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 {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue} 0m 10s{color} | {color:blue} Maven dependency ordering for patch {color} | | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 30s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 42s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 42s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 11s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 27s{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} 10m 58s{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 18s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 0s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} unit {color} | {color:green} 3m 54s{color} | {color:green} hadoop-mapreduce-client-core in the patch passed. {color} | | {color:green}+1{color} | {color:green} unit {color} | {color:green} 9m 38s{color} | {color:green} hadoop-mapreduce-client-app in the patch passed. {color} | | {color:red}-1{color} | {color:red} unit {color} | {color:red}139m 20s{color} | {color:red} hadoop-mapreduce-client-jobclient in the patch failed. {color} | | {color:red}-1{color} | {color:red} asflicense {color} | {color:red} 0m 25s{color} | {color:red} The patch generated 1 ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}215m 29s{color} | {color:black} {color} | \\ \\ || Reason || Tests || | Failed junit tests | hadoop.mapred.TestMRTimelineEventHandling | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:abb62dd | | JIRA Issue | MAPREDUCE-7110 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12928440/MAPREDUCE-7110.004.patch | | Optional Tests | asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux 034726fe441c 4.4.0-43-generic #63-Ubuntu SMP Wed Oct 12 13:48:03 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / 2d87592 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_171 | | findbugs | v3.1.0-RC1 | | unit | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7451/artifact/out/patch-unit-hadoop-mapreduce-project_hadoop-mapreduce-client_hadoop-mapreduce-client-jobclient.txt | | Test Results | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7451/testReport/ | | asflicense | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7451/artifact/out/patch-asflicense-problems.txt | | Max. process+thread count | 1288 (vs. ulimit of 10000) | | modules | C: hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient U: hadoop-mapreduce-project/hadoop-mapreduce-client | | Console output | https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/7451/console | | Powered by | Apache Yetus 0.8.0-SNAPSHOT http://yetus.apache.org | This message was automatically generated. > Support delayed retry for MR task attempts > ------------------------------------------ > > Key: MAPREDUCE-7110 > URL: https://issues.apache.org/jira/browse/MAPREDUCE-7110 > Project: Hadoop Map/Reduce > Issue Type: Improvement > Affects Versions: 2.8.2, 3.1.0 > Reporter: Tao Jie > Assignee: Tao Jie > Priority: Major > Attachments: MAPREDUCE-7110.001.patch, MAPREDUCE-7110.002.patch, > MAPREDUCE-7110.003.patch, MAPREDUCE-7110.004.patch > > > Today when map/reduce task fails, it would retry 4 times until success by > default. > In our product cluster, datanodes may be offline for a while. In a map task, > when the 3 datanodes on which the accessed block replicated go offline at the > same time, this map attempt will fail. However in current logic the appmaster > will launch the retry attempts immediately, and the retries will very likely > fail again if those datanodes do not recover very soon. As a result, it will > cauce the job to fail even the job has been running for several hours. > In such a situation, we could have a delayed retry mechanism. For example we > can have the first retry immediately, then the second retry will wait for > 10s, the third retry will wait longer. > It could be an option especially for jobs that runs for a long time and will > not modify the current logic by default. > Does it make sense? 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