[jira] [Resolved] (HDFS-16389) Improve NNThroughputBenchmark test mkdirs
[ https://issues.apache.org/jira/browse/HDFS-16389?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Wei-Chiu Chuang resolved HDFS-16389. Fix Version/s: 3.4.0 Resolution: Fixed > Improve NNThroughputBenchmark test mkdirs > - > > Key: HDFS-16389 > URL: https://issues.apache.org/jira/browse/HDFS-16389 > Project: Hadoop HDFS > Issue Type: Improvement > Components: benchmarks, namenode >Affects Versions: 2.9.2 >Reporter: JiangHua Zhu >Assignee: JiangHua Zhu >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0 > > Time Spent: 3h 10m > Remaining Estimate: 0h > > When using the NNThroughputBenchmark test to create a large number of > directories, some abnormal information will be prompted. > Here is the command: > ./bin/hadoop org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark -fs > hdfs:// -op mkdirs -threads 30 -dirs 500 > There are some exceptions here, such as: > 21/12/20 10:25:00 INFO namenode.NNThroughputBenchmark: Starting benchmark: > mkdirs > 21/12/20 10:25:01 INFO namenode.NNThroughputBenchmark: Generate 500 > inputs for mkdirs > 21/12/20 10:25:08 ERROR namenode.NNThroughputBenchmark: > java.lang.ArrayIndexOutOfBoundsException: 20 > at > org.apache.hadoop.hdfs.server.namenode.FileNameGenerator.getNextDirName(FileNameGenerator.java:65) > at > org.apache.hadoop.hdfs.server.namenode.FileNameGenerator.getNextFileName(FileNameGenerator.java:73) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$MkdirsStats.generateInputs(NNThroughputBenchmark.java:668) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$OperationStatsBase.benchmark(NNThroughputBenchmark.java:257) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.run(NNThroughputBenchmark.java:1528) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.runBenchmark(NNThroughputBenchmark.java:1430) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.main(NNThroughputBenchmark.java:1550) > Exception in thread "main" java.lang.ArrayIndexOutOfBoundsException: 20 > at > org.apache.hadoop.hdfs.server.namenode.FileNameGenerator.getNextDirName(FileNameGenerator.java:65) > at > org.apache.hadoop.hdfs.server.namenode.FileNameGenerator.getNextFileName(FileNameGenerator.java:73) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$MkdirsStats.generateInputs(NNThroughputBenchmark.java:668) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark$OperationStatsBase.benchmark(NNThroughputBenchmark.java:257) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.run(NNThroughputBenchmark.java:1528) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:76) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:90) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.runBenchmark(NNThroughputBenchmark.java:1430) > at > org.apache.hadoop.hdfs.server.namenode.NNThroughputBenchmark.main(NNThroughputBenchmark.java:1550) > These messages appear because some parameters are incorrectly set, such as > dirsPerDir or filesPerDir. > When we see this log, this will make us have some questions. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
[jira] [Created] (HDFS-16545) Provide option to balance rack level in Balancer
Renukaprasad C created HDFS-16545: - Summary: Provide option to balance rack level in Balancer Key: HDFS-16545 URL: https://issues.apache.org/jira/browse/HDFS-16545 Project: Hadoop HDFS Issue Type: Improvement Reporter: Renukaprasad C Assignee: Renukaprasad C Currently Balancer tool run on entire cluster and balance across the racks. In we need to balance within a rack, then need to provide an option to support the rack level balancing. [~surendralilhore] [~hemanthboyina] -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
[jira] [Resolved] (HDFS-16535) SlotReleaser should reuse the domain socket based on socket paths
[ https://issues.apache.org/jira/browse/HDFS-16535?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Wei-Chiu Chuang resolved HDFS-16535. Fix Version/s: 3.3.3 3.4.0 Resolution: Fixed Merged. Thanks [~stigahuang] and [~leosun08]! > SlotReleaser should reuse the domain socket based on socket paths > - > > Key: HDFS-16535 > URL: https://issues.apache.org/jira/browse/HDFS-16535 > Project: Hadoop HDFS > Issue Type: Bug > Components: hdfs-client >Affects Versions: 3.3.1, 3.4.0 >Reporter: Quanlong Huang >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0, 3.3.3 > > Time Spent: 2h > Remaining Estimate: 0h > > HDFS-13639 improves the performance of short-circuit shm slot releasing by > reusing the domain socket that the client previously used to send release > request to the DataNode. > This is good when there are only one DataNode locates with the client (truth > in most of the production environment). However, if we launch multiple > DataNodes on a machine (usually for testing, e.g. Impala's end-to-end tests), > the request could be sent to the wrong DataNode. See an example in > IMPALA-11234. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
Apache Hadoop qbt Report: trunk+JDK11 on Linux/x86_64
For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java11-linux-x86_64/289/ [Apr 15, 2022 8:50:49 AM] (noreply) YARN-11107. Addendum. When NodeLabel is enabled for a YARN cluster, AM blacklist program does not work properly. (#4175) [Apr 15, 2022 2:24:02 PM] (noreply) HADOOP-18196. Remove replace-guava from replacer plugin (#4152) [Apr 15, 2022 4:07:05 PM] (noreply) HDFS-16526. Add metrics for slow DataNode (#4162) -1 overall The following subsystems voted -1: blanks mvnsite pathlen spotbugs unit xml The following subsystems voted -1 but were configured to be filtered/ignored: cc checkstyle javac javadoc pylint shellcheck The following subsystems are considered long running: (runtime bigger than 1h 0m 0s) unit Specific tests: XML : Parsing Error(s): hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-excerpt.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags2.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-sample-output.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/fair-scheduler-invalid.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/yarn-site-with-invalid-allocation-file-ref.xml spotbugs : module:hadoop-hdfs-project/hadoop-hdfs Redundant nullcheck of oldLock, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory) Redundant null check at DataStorage.java:is known to be non-null in org.apache.hadoop.hdfs.server.datanode.DataStorage.isPreUpgradableLayout(Storage$StorageDirectory) Redundant null check at DataStorage.java:[line 695] Redundant nullcheck of metaChannel, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.MappableBlockLoader.verifyChecksum(long, FileInputStream, FileChannel, String) Redundant null check at MappableBlockLoader.java:is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.MappableBlockLoader.verifyChecksum(long, FileInputStream, FileChannel, String) Redundant null check at MappableBlockLoader.java:[line 138] Redundant nullcheck of blockChannel, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.MemoryMappableBlockLoader.load(long, FileInputStream, FileInputStream, String, ExtendedBlockId) Redundant null check at MemoryMappableBlockLoader.java:is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.MemoryMappableBlockLoader.load(long, FileInputStream, FileInputStream, String, ExtendedBlockId) Redundant null check at MemoryMappableBlockLoader.java:[line 75] Redundant nullcheck of blockChannel, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.NativePmemMappableBlockLoader.load(long, FileInputStream, FileInputStream, String, ExtendedBlockId) Redundant null check at NativePmemMappableBlockLoader.java:is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.NativePmemMappableBlockLoader.load(long, FileInputStream, FileInputStream, String, ExtendedBlockId) Redundant null check at NativePmemMappableBlockLoader.java:[line 85] Redundant nullcheck of metaChannel, which is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.NativePmemMappableBlockLoader.verifyChecksumAndMapBlock(NativeIO$POSIX$PmemMappedRegion, long, FileInputStream, FileChannel, String) Redundant null check at NativePmemMappableBlockLoader.java:is known to be non-null in org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.NativePmemMappableBlockLoader.verifyChecksumAndMapBlock(NativeIO$POSIX$PmemMappedRegion, long, FileInputStream, FileChannel, String) Redundant null check at NativePmemMappableBlockLoader.java:[line 130] org.apache.hadoop.hdfs.server.namenode.top.window.RollingWindowManager$UserCounts doesn't override java.util.ArrayList.equals(Object) At RollingWindowManager.java:At RollingWindowManager.java:[line 1] spotbugs : module:hadoop-yarn-project/hadoop-yarn Redundant nullcheck of it, which is known to be non-null in org.apache.hadoop.yarn.server.nodemanager.containermanager.localizer.ResourceLocalizationService.recoverTrackerResources(LocalResourcesTracker, NMStateStoreService$LocalResourceTrackerState) Redundant null check at ResourceLocalizationService.java:is known to be non-null in org.apache.hadoop.yarn.server.nodemana
Apache Hadoop qbt Report: trunk+JDK8 on Linux/x86_64
For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/ No changes -1 overall The following subsystems voted -1: blanks pathlen unit xml The following subsystems voted -1 but were configured to be filtered/ignored: cc checkstyle javac javadoc pylint shellcheck The following subsystems are considered long running: (runtime bigger than 1h 0m 0s) unit Specific tests: XML : Parsing Error(s): hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-excerpt.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-output-missing-tags2.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/resources/nvidia-smi-sample-output.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/fair-scheduler-invalid.xml hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/resources/yarn-site-with-invalid-allocation-file-ref.xml Failed junit tests : hadoop.yarn.server.router.clientrm.TestFederationClientInterceptor cc: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-compile-cc-root.txt [96K] javac: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-compile-javac-root.txt [340K] blanks: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/blanks-eol.txt [13M] https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/blanks-tabs.txt [2.0M] checkstyle: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-checkstyle-root.txt [14M] pathlen: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-pathlen.txt [16K] pylint: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-pylint.txt [20K] shellcheck: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-shellcheck.txt [28K] xml: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/xml.txt [24K] javadoc: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/results-javadoc-javadoc-root.txt [400K] unit: https://ci-hadoop.apache.org/job/hadoop-qbt-trunk-java8-linux-x86_64/842/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-router.txt [20K] Powered by Apache Yetus 0.14.0-SNAPSHOT https://yetus.apache.org - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
[jira] [Resolved] (HDFS-16531) Avoid setReplication logging an edit record if old replication equals the new value
[ https://issues.apache.org/jira/browse/HDFS-16531?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He resolved HDFS-16531. Fix Version/s: 3.4.0 Hadoop Flags: Reviewed Resolution: Fixed Committed to trunk. Thanks [~sodonnell] for your contributions. > Avoid setReplication logging an edit record if old replication equals the new > value > --- > > Key: HDFS-16531 > URL: https://issues.apache.org/jira/browse/HDFS-16531 > Project: Hadoop HDFS > Issue Type: Improvement > Components: namenode >Reporter: Stephen O'Donnell >Assignee: Stephen O'Donnell >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0 > > Time Spent: 1h 20m > Remaining Estimate: 0h > > I recently came across a NN log where about 800k setRep calls were made, > setting the replication from 3 to 3 - ie leaving it unchanged. > Even in a case like this, we log an edit record, an audit log, and perform > some quota checks etc. > I believe it should be possible to avoid some of the work if we check for > oldRep == newRep and jump out of the method early. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
[jira] [Resolved] (HDFS-16534) Split datanode block pool locks to volume grain.
[ https://issues.apache.org/jira/browse/HDFS-16534?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Xiaoqiao He resolved HDFS-16534. Fix Version/s: 3.4.0 Hadoop Flags: Reviewed Resolution: Fixed Committed to trunk. Thanks [~Aiphag0] for your works. > Split datanode block pool locks to volume grain. > > > Key: HDFS-16534 > URL: https://issues.apache.org/jira/browse/HDFS-16534 > Project: Hadoop HDFS > Issue Type: Sub-task >Reporter: Mingxiang Li >Assignee: Mingxiang Li >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0 > > Time Spent: 1h 40m > Remaining Estimate: 0h > > This is sub task of HDFS-15382. > https://issues.apache.org/jira/browse/HDFS-15180 have split lock to block > pool grain and do some prepare.This pr is the last part of volume lock. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
Apache Hadoop qbt Report: branch-2.10+JDK7 on Linux/x86_64
For more details, see https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/ No changes -1 overall The following subsystems voted -1: asflicense hadolint mvnsite pathlen unit The following subsystems voted -1 but were configured to be filtered/ignored: cc checkstyle javac javadoc pylint shellcheck whitespace The following subsystems are considered long running: (runtime bigger than 1h 0m 0s) unit Specific tests: Failed junit tests : hadoop.io.compress.snappy.TestSnappyCompressorDecompressor hadoop.fs.TestFileUtil hadoop.hdfs.qjournal.server.TestJournalNodeRespectsBindHostKeys hadoop.hdfs.server.blockmanagement.TestReplicationPolicyWithUpgradeDomain hadoop.contrib.bkjournal.TestBookKeeperHACheckpoints hadoop.contrib.bkjournal.TestBookKeeperHACheckpoints hadoop.hdfs.server.federation.router.TestRouterNamenodeHeartbeat hadoop.hdfs.server.federation.router.TestRouterQuota hadoop.hdfs.server.federation.resolver.TestMultipleDestinationResolver hadoop.hdfs.server.federation.resolver.order.TestLocalResolver hadoop.yarn.server.resourcemanager.TestClientRMService hadoop.yarn.server.resourcemanager.monitor.invariants.TestMetricsInvariantChecker hadoop.mapreduce.jobhistory.TestHistoryViewerPrinter hadoop.mapreduce.lib.input.TestLineRecordReader hadoop.mapred.TestLineRecordReader hadoop.yarn.sls.TestSLSRunner hadoop.resourceestimator.solver.impl.TestLpSolver hadoop.resourceestimator.service.TestResourceEstimatorService cc: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-compile-cc-root.txt [4.0K] javac: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-compile-javac-root.txt [472K] checkstyle: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-checkstyle-root.txt [14M] hadolint: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-patch-hadolint.txt [4.0K] mvnsite: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-mvnsite-root.txt [560K] pathlen: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/pathlen.txt [12K] pylint: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-patch-pylint.txt [20K] shellcheck: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/diff-patch-shellcheck.txt [72K] whitespace: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/whitespace-eol.txt [12M] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/whitespace-tabs.txt [1.3M] javadoc: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-javadoc-root.txt [40K] unit: https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-common-project_hadoop-common.txt [224K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt [428K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs_src_contrib_bkjournal.txt [12K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs-rbf.txt [36K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-common.txt [20K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-yarn-project_hadoop-yarn_hadoop-yarn-server_hadoop-yarn-server-resourcemanager.txt [112K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-mapreduce-project_hadoop-mapreduce-client_hadoop-mapreduce-client-core.txt [104K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-tools_hadoop-azure.txt [20K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-tools_hadoop-sls.txt [28K] https://ci-hadoop.apache.org/job/hadoop-qbt-branch-2.10-java7-linux-x86_64/634/artifact/out/patch-unit-hadoop-tools_hadoop-resourceestimator.txt [16K] asflicense: https://ci-hadoop.apache.org/job/hadoop-qbt
[jira] [Reopened] (HDFS-16526) Add metrics for slow DataNode
[ https://issues.apache.org/jira/browse/HDFS-16526?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Ayush Saxena reopened HDFS-16526: - > Add metrics for slow DataNode > - > > Key: HDFS-16526 > URL: https://issues.apache.org/jira/browse/HDFS-16526 > Project: Hadoop HDFS > Issue Type: Sub-task >Reporter: Renukaprasad C >Assignee: Renukaprasad C >Priority: Major > Labels: pull-request-available > Fix For: 3.4.0 > > Attachments: Metrics-html.png > > Time Spent: 1.5h > Remaining Estimate: 0h > > Add some more metrics for slow datanode operations - FlushOrSync, > PacketResponder send ACK. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: hdfs-dev-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-dev-h...@hadoop.apache.org
