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Hadoop QA commented on HDFS-16284: ---------------------------------- | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Logfile || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 1m 9s{color} | | {color:blue} Docker mode activated. {color} | || || || || {color:brown} Prechecks {color} || || | {color:green}+1{color} | {color:green} dupname {color} | {color:green} 0m 0s{color} | | {color:green} No case conflicting files found. {color} | | {color:blue}0{color} | {color:blue} codespell {color} | {color:blue} 0m 0s{color} | | {color:blue} codespell was not available. {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:red}-1{color} | {color:red} test4tests {color} | {color:red} 0m 0s{color} | | {color:red} The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch. {color} | || || || || {color:brown} trunk Compile Tests {color} || || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 34m 12s{color} | | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 23s{color} | | {color:green} trunk passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 13s{color} | | {color:green} trunk passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 59s{color} | | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 22s{color} | | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 56s{color} | | {color:green} trunk passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 24s{color} | | {color:green} trunk passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 {color} | | {color:green}+1{color} | {color:green} spotbugs {color} | {color:green} 3m 18s{color} | | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 24m 38s{color} | | {color:green} branch has no errors when building and testing our client artifacts. {color} | || || || || {color:brown} Patch Compile Tests {color} || || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 14s{color} | | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 17s{color} | | {color:green} the patch passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 17s{color} | | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 10s{color} | | {color:green} the patch passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 10s{color} | | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} blanks {color} | {color:green} 0m 0s{color} | | {color:green} The patch has no blanks issues. {color} | | {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange} 0m 51s{color} | [/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt|https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3586/1/artifact/out/results-checkstyle-hadoop-hdfs-project_hadoop-hdfs.txt] | {color:orange} hadoop-hdfs-project/hadoop-hdfs: The patch generated 1 new + 34 unchanged - 1 fixed = 35 total (was 35) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 1m 16s{color} | | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 47s{color} | | {color:green} the patch passed with JDK Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 23s{color} | | {color:green} the patch passed with JDK Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 {color} | | {color:green}+1{color} | {color:green} spotbugs {color} | {color:green} 3m 23s{color} | | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 24m 15s{color} | | {color:green} patch has no errors when building and testing our client artifacts. {color} | || || || || {color:brown} Other Tests {color} || || | {color:green}+1{color} | {color:green} unit {color} | {color:green}330m 55s{color} | | {color:green} hadoop-hdfs in the patch passed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 47s{color} | | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black}435m 13s{color} | | {color:black}{color} | \\ \\ || Subsystem || Report/Notes || | Docker | ClientAPI=1.41 ServerAPI=1.41 base: https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3586/1/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/3586 | | JIRA Issue | HDFS-16284 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient spotbugs checkstyle codespell | | uname | Linux a5691e331999 4.15.0-143-generic #147-Ubuntu SMP Wed Apr 14 16:10:11 UTC 2021 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | dev-support/bin/hadoop.sh | | git revision | trunk / dc09dbc8f4580728b295e81aa2efb92d105cebc6 | | Default Java | Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 | | Multi-JDK versions | /usr/lib/jvm/java-11-openjdk-amd64:Ubuntu-11.0.11+9-Ubuntu-0ubuntu2.20.04 /usr/lib/jvm/java-8-openjdk-amd64:Private Build-1.8.0_292-8u292-b10-0ubuntu1~20.04-b10 | | Test Results | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3586/1/testReport/ | | Max. process+thread count | 1814 (vs. ulimit of 5500) | | modules | C: hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project/hadoop-hdfs | | Console output | https://ci-hadoop.apache.org/job/hadoop-multibranch/job/PR-3586/1/console | | versions | git=2.25.1 maven=3.6.3 spotbugs=4.2.2 | | Powered by | Apache Yetus 0.14.0-SNAPSHOT https://yetus.apache.org | This message was automatically generated. > Unboxing long value in old version's block report cause full GC > --------------------------------------------------------------- > > Key: HDFS-16284 > URL: https://issues.apache.org/jira/browse/HDFS-16284 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: Yuxuan Wang > Assignee: Yuxuan Wang > Priority: Major > Labels: pull-request-available > Time Spent: 10m > Remaining Estimate: 0h > > When upgrade cluster from 2.6 to 3.1, namenode fall into full GC trouble. > NN run 3.1 version and DN run 2.6 version, block report type is longs not PB > introduced by https://issues.apache.org/jira/browse/HDFS-7435 . So it's run > into LongDecoder. > We find change > org.apache.hadoop.hdfs.protocol.BlockListAsLongs.LongsDecoder#values type > from List<Long> to long[] can fix the issue, but I can't for sure that the > Long unboxing cause full GC problem. -- 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