Attila Doroszlai created HDDS-15210: ---------------------------------------
Summary: Intermittent NPE starting Recon Task Controller
Key: HDDS-15210
URL: https://issues.apache.org/jira/browse/HDDS-15210
Project: Apache Ozone
Issue Type: Sub-task
Components: Ozone Recon
Reporter: Attila Doroszlai
{code}
2026-05-07 16:59:47,624 [ForkJoinPool-1-worker-1] INFO
tasks.ReconTaskControllerImpl (ReconTaskControllerImpl.java:start(352)) -
Starting Recon Task Controller.
2026-05-07 16:59:47,624 [ForkJoinPool-1-worker-1] WARN
tasks.ReconTaskControllerImpl
(ReconTaskControllerImpl.java:cleanupPreExistingCheckpoints(887)) - Failed to
cleanup pre-existing checkpoint directories
java.lang.NullPointerException: Cannot invoke
"org.apache.hadoop.hdds.utils.db.DBStore.getDbLocation()" because the return
value of
"org.apache.hadoop.ozone.recon.recovery.ReconOMMetadataManager.getStore()" is
null
at
org.apache.hadoop.ozone.recon.tasks.ReconTaskControllerImpl.cleanupPreExistingCheckpoints(ReconTaskControllerImpl.java:851)
at
org.apache.hadoop.ozone.recon.tasks.ReconTaskControllerImpl.start(ReconTaskControllerImpl.java:355)
at
org.apache.hadoop.ozone.recon.spi.impl.OzoneManagerServiceProviderImpl.start(OzoneManagerServiceProviderImpl.java:275)
at org.apache.hadoop.ozone.recon.ReconServer.start(ReconServer.java:300)
at org.apache.hadoop.ozone.recon.ReconServer.call(ReconServer.java:177)
at org.apache.hadoop.ozone.recon.ReconServer.call(ReconServer.java:75)
at picocli.CommandLine.executeUserObject(CommandLine.java:2041)
at picocli.CommandLine.access$1500(CommandLine.java:148)
at
picocli.CommandLine$RunLast.executeUserObjectOfLastSubcommandWithSameParent(CommandLine.java:2461)
at picocli.CommandLine$RunLast.handle(CommandLine.java:2453)
at picocli.CommandLine$RunLast.handle(CommandLine.java:2415)
at
picocli.CommandLine$AbstractParseResultHandler.execute(CommandLine.java:2273)
at picocli.CommandLine$RunLast.execute(CommandLine.java:2417)
at picocli.CommandLine.execute(CommandLine.java:2170)
at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:86)
at
org.apache.hadoop.ozone.recon.ReconService.start(ReconService.java:61)
at
org.apache.hadoop.ozone.MiniOzoneClusterImpl.startServices(MiniOzoneClusterImpl.java:426)
at
org.apache.hadoop.ozone.MiniOzoneClusterImpl$Builder.build(MiniOzoneClusterImpl.java:517)
at
org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI.init(TestReconAndAdminContainerCLI.java:133)
{code}
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/01/05/45645/integration-flaky/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/02/03/46158/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/04/46919/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/14/47184/integration-flaky/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/20/47294/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestStorageDistributionEndpoint-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/25/47419/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/27/47465/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestNSSummaryMemoryLeak-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/29/47503/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/03/31/47557/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconContainerEndpoint-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/04/47678/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/08/47755/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconContainerEndpoint-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/14/47903/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconContainerEndpoint-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/14/47903/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconWithOzoneManagerHA-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/16/47925/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/16/47925/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconWithOzoneManagerHA-output.txt
-
https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/16/47925/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestStorageDistributionEndpoint-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/17/47962/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/18/47985/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/26/48188/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/28/48240/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/04/28/48250/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/05/05/48456/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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https://github.com/adoroszlai/ozone-build-results/blob/master/2026/05/07/48586/integration-recon/hadoop-ozone/integration-test-recon/org.apache.hadoop.ozone.recon.TestReconAndAdminContainerCLI-output.txt
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