[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=288804=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-288804 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 05/Aug/19 09:10 Start Date: 05/Aug/19 09:10 Worklog Time Spent: 10m Work Description: adoroszlai commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-518152461 Thank you @bharatviswa504 for reviewing and merging it. This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 288804) Time Spent: 1.5h (was: 1h 20m) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Fix For: 0.5.0 > > Time Spent: 1.5h > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=288510=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-288510 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 04/Aug/19 05:26 Start Date: 04/Aug/19 05:26 Worklog Time Spent: 10m Work Description: bharatviswa504 commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-517975031 Thank You @adoroszlai for the contribution. I have committed this to the trunk. This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 288510) Time Spent: 1h 10m (was: 1h) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Fix For: 0.5.0 > > Time Spent: 1h 10m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=288511=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-288511 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 04/Aug/19 05:26 Start Date: 04/Aug/19 05:26 Worklog Time Spent: 10m Work Description: bharatviswa504 commented on pull request #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179 This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 288511) Time Spent: 1h 20m (was: 1h 10m) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Fix For: 0.5.0 > > Time Spent: 1h 20m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=287410=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-287410 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 02/Aug/19 01:00 Start Date: 02/Aug/19 01:00 Worklog Time Spent: 10m Work Description: hadoop-yetus commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-517508371 :broken_heart: **-1 overall** | Vote | Subsystem | Runtime | Comment | |::|--:|:|:| | 0 | reexec | 71 | Docker mode activated. | ||| _ Prechecks _ | | +1 | dupname | 0 | No case conflicting files found. | | +1 | @author | 0 | The patch does not contain any @author tags. | | -1 | test4tests | 0 | 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. | ||| _ trunk Compile Tests _ | | +1 | mvninstall | 634 | trunk passed | | +1 | compile | 406 | trunk passed | | +1 | checkstyle | 76 | trunk passed | | +1 | mvnsite | 0 | trunk passed | | +1 | shadedclient | 964 | branch has no errors when building and testing our client artifacts. | | +1 | javadoc | 173 | trunk passed | | 0 | spotbugs | 444 | Used deprecated FindBugs config; considering switching to SpotBugs. | | +1 | findbugs | 655 | trunk passed | ||| _ Patch Compile Tests _ | | +1 | mvninstall | 613 | the patch passed | | +1 | compile | 398 | the patch passed | | +1 | javac | 398 | the patch passed | | +1 | checkstyle | 85 | the patch passed | | +1 | mvnsite | 0 | the patch passed | | +1 | whitespace | 0 | The patch has no whitespace issues. | | +1 | shadedclient | 809 | patch has no errors when building and testing our client artifacts. | | -1 | javadoc | 97 | hadoop-ozone in the patch failed. | | +1 | findbugs | 747 | the patch passed | ||| _ Other Tests _ | | +1 | unit | 364 | hadoop-hdds in the patch passed. | | -1 | unit | 2481 | hadoop-ozone in the patch failed. | | +1 | asflicense | 42 | The patch does not generate ASF License warnings. | | | | 8853 | | | Reason | Tests | |---:|:--| | Failed junit tests | hadoop.ozone.client.rpc.TestOzoneRpcClient | | | hadoop.ozone.client.rpc.TestOzoneRpcClientWithRatis | | | hadoop.ozone.client.rpc.TestMultiBlockWritesWithDnFailures | | | hadoop.ozone.client.rpc.TestBlockOutputStreamWithFailures | | | hadoop.ozone.client.rpc.TestOzoneAtRestEncryption | | | hadoop.ozone.client.rpc.TestOzoneClientRetriesOnException | | | hadoop.ozone.container.common.statemachine.commandhandler.TestBlockDeletion | | | hadoop.ozone.client.rpc.TestSecureOzoneRpcClient | | | hadoop.hdds.scm.pipeline.TestSCMPipelineManager | | | hadoop.ozone.om.TestScmSafeMode | | | hadoop.hdds.scm.pipeline.TestRatisPipelineProvider | | | hadoop.ozone.client.rpc.TestCommitWatcher | | | hadoop.hdds.scm.pipeline.TestRatisPipelineCreateAndDestory | | Subsystem | Report/Notes | |--:|:-| | Docker | Client=19.03.1 Server=19.03.1 base: https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/2/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/1179 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux 875180c00d89 4.15.0-54-generic #58-Ubuntu SMP Mon Jun 24 10:55:24 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | personality/hadoop.sh | | git revision | trunk / f86de6f | | Default Java | 1.8.0_222 | | javadoc | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/2/artifact/out/patch-javadoc-hadoop-ozone.txt | | unit | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/2/artifact/out/patch-unit-hadoop-ozone.txt | | Test Results | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/2/testReport/ | | Max. process+thread count | 4813 (vs. ulimit of 5500) | | modules | C: hadoop-hdds/framework U: hadoop-hdds/framework | | Console output | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/2/console | | versions | git=2.7.4 maven=3.3.9 findbugs=3.1.0-RC1 | | Powered by | Apache Yetus 0.10.0 http://yetus.apache.org | This message was automatically generated. This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service,
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=284427=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-284427 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 29/Jul/19 17:12 Start Date: 29/Jul/19 17:12 Worklog Time Spent: 10m Work Description: avijayanhwx commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-516079329 LGTM +1 (non binding) This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 284427) Time Spent: 50m (was: 40m) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Time Spent: 50m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=284308=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-284308 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 29/Jul/19 14:09 Start Date: 29/Jul/19 14:09 Worklog Time Spent: 10m Work Description: adoroszlai commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-516007386 @elek please review This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 284308) Time Spent: 40m (was: 0.5h) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Time Spent: 40m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=284260=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-284260 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 29/Jul/19 13:08 Start Date: 29/Jul/19 13:08 Worklog Time Spent: 10m Work Description: hadoop-yetus commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-515984076 :broken_heart: **-1 overall** | Vote | Subsystem | Runtime | Comment | |::|--:|:|:| | 0 | reexec | 42 | Docker mode activated. | ||| _ Prechecks _ | | +1 | dupname | 0 | No case conflicting files found. | | +1 | @author | 0 | The patch does not contain any @author tags. | | -1 | test4tests | 0 | 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. | ||| _ trunk Compile Tests _ | | +1 | mvninstall | 598 | trunk passed | | +1 | compile | 366 | trunk passed | | +1 | checkstyle | 78 | trunk passed | | +1 | mvnsite | 0 | trunk passed | | +1 | shadedclient | 881 | branch has no errors when building and testing our client artifacts. | | +1 | javadoc | 164 | trunk passed | | 0 | spotbugs | 418 | Used deprecated FindBugs config; considering switching to SpotBugs. | | +1 | findbugs | 613 | trunk passed | ||| _ Patch Compile Tests _ | | +1 | mvninstall | 549 | the patch passed | | +1 | compile | 377 | the patch passed | | +1 | javac | 377 | the patch passed | | +1 | checkstyle | 82 | the patch passed | | +1 | mvnsite | 0 | the patch passed | | +1 | whitespace | 0 | The patch has no whitespace issues. | | +1 | shadedclient | 695 | patch has no errors when building and testing our client artifacts. | | +1 | javadoc | 149 | the patch passed | | +1 | findbugs | 654 | the patch passed | ||| _ Other Tests _ | | -1 | unit | 193 | hadoop-hdds in the patch failed. | | -1 | unit | 1682 | hadoop-ozone in the patch failed. | | +1 | asflicense | 39 | The patch does not generate ASF License warnings. | | | | 7325 | | | Reason | Tests | |---:|:--| | Failed junit tests | hadoop.ozone.container.ozoneimpl.TestOzoneContainer | | | hadoop.ozone.client.rpc.TestOzoneAtRestEncryption | | | hadoop.ozone.client.rpc.TestBlockOutputStreamWithFailures | | | hadoop.ozone.client.rpc.TestOzoneRpcClientWithRatis | | | hadoop.ozone.client.rpc.TestOzoneRpcClient | | | hadoop.ozone.om.TestScmSafeMode | | | hadoop.ozone.client.rpc.TestMultiBlockWritesWithDnFailures | | | hadoop.ozone.client.rpc.TestSecureOzoneRpcClient | | Subsystem | Report/Notes | |--:|:-| | Docker | Client=19.03.1 Server=19.03.1 base: https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/1/artifact/out/Dockerfile | | GITHUB PR | https://github.com/apache/hadoop/pull/1179 | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux dc3489c316f0 4.4.0-138-generic #164-Ubuntu SMP Tue Oct 2 17:16:02 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | personality/hadoop.sh | | git revision | trunk / b039f75 | | Default Java | 1.8.0_212 | | unit | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/1/artifact/out/patch-unit-hadoop-hdds.txt | | unit | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/1/artifact/out/patch-unit-hadoop-ozone.txt | | Test Results | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/1/testReport/ | | Max. process+thread count | 4632 (vs. ulimit of 5500) | | modules | C: hadoop-hdds/framework U: hadoop-hdds/framework | | Console output | https://builds.apache.org/job/hadoop-multibranch/job/PR-1179/1/console | | versions | git=2.7.4 maven=3.3.9 findbugs=3.1.0-RC1 | | Powered by | Apache Yetus 0.10.0 http://yetus.apache.org | This message was automatically generated. This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 284260) Time Spent: 0.5h (was: 20m) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL:
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=284168=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-284168 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 29/Jul/19 10:56 Start Date: 29/Jul/19 10:56 Worklog Time Spent: 10m Work Description: adoroszlai commented on issue #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179#issuecomment-515944993 /label ozone This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 284168) Time Spent: 20m (was: 10m) > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Time Spent: 20m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org
[jira] [Work logged] (HDDS-1870) ConcurrentModification at PrometheusMetricsSink
[ https://issues.apache.org/jira/browse/HDDS-1870?focusedWorklogId=284167=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-284167 ] ASF GitHub Bot logged work on HDDS-1870: Author: ASF GitHub Bot Created on: 29/Jul/19 10:55 Start Date: 29/Jul/19 10:55 Worklog Time Spent: 10m Work Description: adoroszlai commented on pull request #1179: HDDS-1870. ConcurrentModification at PrometheusMetricsSink URL: https://github.com/apache/hadoop/pull/1179 ## What changes were proposed in this pull request? 1. Fix `ConcurrentModification` due to plain `HashMap` 2. Improve string building a bit https://issues.apache.org/jira/browse/HDDS-1870 ## How was this patch tested? Ran freon in `ozoneperf` env. Checked `/prom` endpoints. Verified that no CME appears in logs. This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org Issue Time Tracking --- Worklog Id: (was: 284167) Time Spent: 10m Remaining Estimate: 0h > ConcurrentModification at PrometheusMetricsSink > --- > > Key: HDDS-1870 > URL: https://issues.apache.org/jira/browse/HDDS-1870 > Project: Hadoop Distributed Data Store > Issue Type: Bug >Reporter: Doroszlai, Attila >Assignee: Doroszlai, Attila >Priority: Minor > Labels: pull-request-available > Time Spent: 10m > Remaining Estimate: 0h > > Encountered on {{ozoneperf}} compose env when running low on CPU: > {code} > om_1 | java.util.ConcurrentModificationException > om_1 | at > java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1493) > om_1 | at > java.base/java.util.HashMap$ValueIterator.next(HashMap.java:1521) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusMetricsSink.writeMetrics(PrometheusMetricsSink.java:123) > om_1 | at > org.apache.hadoop.hdds.server.PrometheusServlet.doGet(PrometheusServlet.java:43) > {code} -- This message was sent by Atlassian JIRA (v7.6.14#76016) - To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org