Diagnosed failure

MaintenanceManagerTest.TestPriorityOpLaunch: /home/jenkins-slave/workspace/build_and_test_flaky@2/src/kudu/util/maintenance_manager-test.cc:867: Failure
Expected equality of these values:
  ordered_ops.front()
    Which is: "op6"
  instance.name()
    Which is: "op7"
I20250625 03:33:20.882462  9863 test_util.cc:183] -----------------------------------------------
I20250625 03:33:20.882624  9863 test_util.cc:184] Had failures, leaving test files at /tmp/dist-test-taskQ70Ztu/test-tmp/maintenance_manager-test.0.MaintenanceManagerTest.TestPriorityOpLaunch.1750822398657305-9863-0

Full log

[==========] Running 16 tests from 1 test suite.
[----------] Global test environment set-up.
[----------] 16 tests from MaintenanceManagerTest
[ RUN      ] MaintenanceManagerTest.TestCreateAndShutdown
[       OK ] MaintenanceManagerTest.TestCreateAndShutdown (8 ms)
[ RUN      ] MaintenanceManagerTest.TestRegisterUnregister
WARNING: Logging before InitGoogleLogging() is written to STDERR
I20250625 03:33:18.684485  9874 maintenance_manager-test.cc:131] Prepared op 1
I20250625 03:33:18.684787  9874 maintenance_manager.cc:419] P 12345: Scheduling 1: perf score=10.000000
I20250625 03:33:18.685544  9873 maintenance_manager-test.cc:138] Performing op 1
I20250625 03:33:18.685801  9873 maintenance_manager.cc:643] P 12345: 1 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.TestRegisterUnregister (10 ms)
[ RUN      ] MaintenanceManagerTest.TestRegisterUnregisterWithContention
[       OK ] MaintenanceManagerTest.TestRegisterUnregisterWithContention (6 ms)
[ RUN      ] MaintenanceManagerTest.TestNewOpsDontGetScheduledDuringUnregister
/home/jenkins-slave/workspace/build_and_test_flaky@2/src/kudu/util/maintenance_manager-test.cc:453: Skipped
test is skipped; set KUDU_ALLOW_SLOW_TESTS=1 to run
[  SKIPPED ] MaintenanceManagerTest.TestNewOpsDontGetScheduledDuringUnregister (4 ms)
[ RUN      ] MaintenanceManagerTest.TestMemoryPressurePrioritizesMemory
I20250625 03:33:18.724933  9884 maintenance_manager-test.cc:131] Prepared op op
I20250625 03:33:18.725072  9884 maintenance_manager.cc:419] P 12345: Scheduling op: under memory pressure (0.00% used), 0 bytes log retention, and flush 100 bytes memory
I20250625 03:33:18.725550  9883 maintenance_manager-test.cc:138] Performing op op
I20250625 03:33:18.725792  9883 maintenance_manager.cc:643] P 12345: op complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.TestMemoryPressurePrioritizesMemory (29 ms)
[ RUN      ] MaintenanceManagerTest.TestMemoryPressurePerformsNoMemoryOp
I20250625 03:33:18.753624  9887 maintenance_manager-test.cc:131] Prepared op op
I20250625 03:33:18.753778  9887 maintenance_manager.cc:419] P 12345: Scheduling op: perf score=1.000000
I20250625 03:33:18.754276  9886 maintenance_manager-test.cc:138] Performing op op
I20250625 03:33:18.754546  9886 maintenance_manager.cc:643] P 12345: op complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.TestMemoryPressurePerformsNoMemoryOp (28 ms)
[ RUN      ] MaintenanceManagerTest.TestLogRetentionPrioritization
[       OK ] MaintenanceManagerTest.TestLogRetentionPrioritization (4 ms)
[ RUN      ] MaintenanceManagerTest.TestPrioritizeLogRetentionUnderMemoryPressure
[       OK ] MaintenanceManagerTest.TestPrioritizeLogRetentionUnderMemoryPressure (4 ms)
[ RUN      ] MaintenanceManagerTest.RunningInstances
I20250625 03:33:18.770062  9896 maintenance_manager-test.cc:131] Prepared op op
I20250625 03:33:18.770200  9896 maintenance_manager.cc:419] P 12345: Scheduling op: perf score=10.000000
I20250625 03:33:18.770691  9896 maintenance_manager-test.cc:131] Prepared op op
I20250625 03:33:18.770865  9896 maintenance_manager.cc:419] P 12345: Scheduling op: perf score=10.000000
I20250625 03:33:18.770877  9895 maintenance_manager-test.cc:138] Performing op op
I20250625 03:33:19.795712  9894 maintenance_manager-test.cc:138] Performing op op
I20250625 03:33:20.796415  9895 maintenance_manager.cc:643] P 12345: op complete. Timing: real 2.026s	user 0.005s	sys 0.005s Metrics: {"spinlock_wait_cycles":300416}
I20250625 03:33:20.798065  9894 maintenance_manager.cc:643] P 12345: op complete. Timing: real 2.027s	user 0.006s	sys 0.000s Metrics: {"spinlock_wait_cycles":2355444096}
[       OK ] MaintenanceManagerTest.RunningInstances (2039 ms)
[ RUN      ] MaintenanceManagerTest.TestCompletedOpsHistory
I20250625 03:33:20.810304  9900 maintenance_manager-test.cc:131] Prepared op op0
I20250625 03:33:20.810456  9900 maintenance_manager.cc:419] P 12345: Scheduling op0: perf score=1.000000
I20250625 03:33:20.811062  9899 maintenance_manager-test.cc:138] Performing op op0
I20250625 03:33:20.811286  9899 maintenance_manager.cc:643] P 12345: op0 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.813939  9900 maintenance_manager-test.cc:131] Prepared op op1
I20250625 03:33:20.814071  9900 maintenance_manager.cc:419] P 12345: Scheduling op1: perf score=1.000000
I20250625 03:33:20.814432  9899 maintenance_manager-test.cc:138] Performing op op1
I20250625 03:33:20.814640  9899 maintenance_manager.cc:643] P 12345: op1 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.818337  9900 maintenance_manager-test.cc:131] Prepared op op2
I20250625 03:33:20.818461  9900 maintenance_manager.cc:419] P 12345: Scheduling op2: perf score=1.000000
I20250625 03:33:20.818856  9899 maintenance_manager-test.cc:138] Performing op op2
I20250625 03:33:20.819147  9899 maintenance_manager.cc:643] P 12345: op2 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.821741  9900 maintenance_manager-test.cc:131] Prepared op op3
I20250625 03:33:20.821888  9900 maintenance_manager.cc:419] P 12345: Scheduling op3: perf score=1.000000
I20250625 03:33:20.822263  9899 maintenance_manager-test.cc:138] Performing op op3
I20250625 03:33:20.822530  9899 maintenance_manager.cc:643] P 12345: op3 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.824015  9900 maintenance_manager-test.cc:131] Prepared op op4
I20250625 03:33:20.824163  9900 maintenance_manager.cc:419] P 12345: Scheduling op4: perf score=1.000000
I20250625 03:33:20.824569  9899 maintenance_manager-test.cc:138] Performing op op4
I20250625 03:33:20.824887  9899 maintenance_manager.cc:643] P 12345: op4 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.827450  9900 maintenance_manager-test.cc:131] Prepared op op5
I20250625 03:33:20.827589  9900 maintenance_manager.cc:419] P 12345: Scheduling op5: perf score=1.000000
I20250625 03:33:20.827952  9899 maintenance_manager-test.cc:138] Performing op op5
I20250625 03:33:20.828171  9899 maintenance_manager.cc:643] P 12345: op5 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.829619  9900 maintenance_manager-test.cc:131] Prepared op op6
I20250625 03:33:20.829769  9900 maintenance_manager.cc:419] P 12345: Scheduling op6: perf score=1.000000
I20250625 03:33:20.830179  9899 maintenance_manager-test.cc:138] Performing op op6
I20250625 03:33:20.830487  9899 maintenance_manager.cc:643] P 12345: op6 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.833168  9900 maintenance_manager-test.cc:131] Prepared op op7
I20250625 03:33:20.833308  9900 maintenance_manager.cc:419] P 12345: Scheduling op7: perf score=1.000000
I20250625 03:33:20.833662  9899 maintenance_manager-test.cc:138] Performing op op7
I20250625 03:33:20.833909  9899 maintenance_manager.cc:643] P 12345: op7 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.835357  9900 maintenance_manager-test.cc:131] Prepared op op8
I20250625 03:33:20.835518  9900 maintenance_manager.cc:419] P 12345: Scheduling op8: perf score=1.000000
I20250625 03:33:20.835909  9899 maintenance_manager-test.cc:138] Performing op op8
I20250625 03:33:20.836175  9899 maintenance_manager.cc:643] P 12345: op8 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.839931  9900 maintenance_manager-test.cc:131] Prepared op op9
I20250625 03:33:20.840078  9900 maintenance_manager.cc:419] P 12345: Scheduling op9: perf score=1.000000
I20250625 03:33:20.840493  9899 maintenance_manager-test.cc:138] Performing op op9
I20250625 03:33:20.840705  9899 maintenance_manager.cc:643] P 12345: op9 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.843281  9900 maintenance_manager-test.cc:131] Prepared op op10
I20250625 03:33:20.843405  9900 maintenance_manager.cc:419] P 12345: Scheduling op10: perf score=1.000000
I20250625 03:33:20.843837  9899 maintenance_manager-test.cc:138] Performing op op10
I20250625 03:33:20.844060  9899 maintenance_manager.cc:643] P 12345: op10 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.TestCompletedOpsHistory (42 ms)
[ RUN      ] MaintenanceManagerTest.TestOpFactors
[       OK ] MaintenanceManagerTest.TestOpFactors (4 ms)
[ RUN      ] MaintenanceManagerTest.TestPriorityOpLaunch
I20250625 03:33:20.858287  9908 maintenance_manager-test.cc:131] Prepared op canary
I20250625 03:33:20.858435  9908 maintenance_manager.cc:419] P 12345: Scheduling canary: perf score=1.000000
I20250625 03:33:20.858870  9907 maintenance_manager-test.cc:138] Performing op canary
I20250625 03:33:20.859102  9907 maintenance_manager.cc:643] P 12345: canary complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.863086  9908 maintenance_manager-test.cc:131] Prepared op op6
I20250625 03:33:20.863302  9908 maintenance_manager.cc:419] P 12345: Scheduling op6: perf score=16.105100
I20250625 03:33:20.863853  9907 maintenance_manager-test.cc:138] Performing op op6
I20250625 03:33:20.865099  9907 maintenance_manager.cc:643] P 12345: op6 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.865496  9908 maintenance_manager-test.cc:131] Prepared op op7
I20250625 03:33:20.865634  9908 maintenance_manager.cc:419] P 12345: Scheduling op7: perf score=19.000000
I20250625 03:33:20.866106  9907 maintenance_manager-test.cc:138] Performing op op7
I20250625 03:33:20.867337  9907 maintenance_manager.cc:643] P 12345: op7 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.867794  9908 maintenance_manager-test.cc:131] Prepared op op5
I20250625 03:33:20.867952  9908 maintenance_manager.cc:419] P 12345: Scheduling op5: perf score=12.000000
I20250625 03:33:20.868324  9907 maintenance_manager-test.cc:138] Performing op op5
I20250625 03:33:20.869567  9907 maintenance_manager.cc:643] P 12345: op5 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.869983  9908 maintenance_manager-test.cc:131] Prepared op op4
I20250625 03:33:20.870113  9908 maintenance_manager.cc:419] P 12345: Scheduling op4: perf score=11.000000
I20250625 03:33:20.870538  9907 maintenance_manager-test.cc:138] Performing op op4
I20250625 03:33:20.871764  9907 maintenance_manager.cc:643] P 12345: op4 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.872224  9908 maintenance_manager-test.cc:131] Prepared op op3
I20250625 03:33:20.872360  9908 maintenance_manager.cc:419] P 12345: Scheduling op3: perf score=10.000000
I20250625 03:33:20.872735  9907 maintenance_manager-test.cc:138] Performing op op3
I20250625 03:33:20.873966  9907 maintenance_manager.cc:643] P 12345: op3 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.874330  9908 maintenance_manager-test.cc:131] Prepared op op2
I20250625 03:33:20.874449  9908 maintenance_manager.cc:419] P 12345: Scheduling op2: perf score=9.090909
I20250625 03:33:20.874792  9907 maintenance_manager-test.cc:138] Performing op op2
I20250625 03:33:20.876020  9907 maintenance_manager.cc:643] P 12345: op2 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.876410  9908 maintenance_manager-test.cc:131] Prepared op op1
I20250625 03:33:20.876541  9908 maintenance_manager.cc:419] P 12345: Scheduling op1: perf score=6.209213
I20250625 03:33:20.876925  9907 maintenance_manager-test.cc:138] Performing op op1
I20250625 03:33:20.878141  9907 maintenance_manager.cc:643] P 12345: op1 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {}
/home/jenkins-slave/workspace/build_and_test_flaky@2/src/kudu/util/maintenance_manager-test.cc:867: Failure
Expected equality of these values:
  ordered_ops.front()
    Which is: "op6"
  instance.name()
    Which is: "op7"
I20250625 03:33:20.882462  9863 test_util.cc:183] -----------------------------------------------
I20250625 03:33:20.882624  9863 test_util.cc:184] Had failures, leaving test files at /tmp/dist-test-taskQ70Ztu/test-tmp/maintenance_manager-test.0.MaintenanceManagerTest.TestPriorityOpLaunch.1750822398657305-9863-0
[  FAILED  ] MaintenanceManagerTest.TestPriorityOpLaunch (29 ms)
[ RUN      ] MaintenanceManagerTest.VerifyMetrics
I20250625 03:33:20.896391  9911 maintenance_manager.cc:411] P 12345: Prepare failed for oppf. Re-running scheduler.
I20250625 03:33:20.906749  9911 maintenance_manager-test.cc:131] Prepared op op0
I20250625 03:33:20.906898  9911 maintenance_manager.cc:419] P 12345: Scheduling op0: perf score=4.000000
I20250625 03:33:20.907335  9910 maintenance_manager-test.cc:138] Performing op op0
I20250625 03:33:20.907613  9910 maintenance_manager.cc:643] P 12345: op0 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.917323  9911 maintenance_manager-test.cc:131] Prepared op op1
I20250625 03:33:20.917465  9911 maintenance_manager.cc:419] P 12345: Scheduling op1: perf score=2.000000
I20250625 03:33:20.917886  9910 maintenance_manager-test.cc:138] Performing op op1
I20250625 03:33:20.918165  9910 maintenance_manager.cc:643] P 12345: op1 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.VerifyMetrics (46 ms)
[ RUN      ] MaintenanceManagerTest.ManyOperationsHeavyUpdateStats
/home/jenkins-slave/workspace/build_and_test_flaky@2/src/kudu/util/maintenance_manager-test.cc:949: Skipped
test is skipped; set KUDU_ALLOW_SLOW_TESTS=1 to run
[  SKIPPED ] MaintenanceManagerTest.ManyOperationsHeavyUpdateStats (4 ms)
[ RUN      ] MaintenanceManagerTest.TestUnregisterWhileScheduling
I20250625 03:33:20.936952  9917 maintenance_manager-test.cc:131] Prepared op 1
I20250625 03:33:20.937080  9917 maintenance_manager.cc:419] P 12345: Scheduling 1: perf score=10.000000
I20250625 03:33:20.937464  9917 maintenance_manager-test.cc:131] Prepared op 1
I20250625 03:33:20.937635  9917 maintenance_manager.cc:419] P 12345: Scheduling 1: perf score=10.000000
I20250625 03:33:20.937641  9916 maintenance_manager-test.cc:138] Performing op 1
I20250625 03:33:20.938174  9915 maintenance_manager-test.cc:138] Performing op 1
I20250625 03:33:20.938105  9916 maintenance_manager.cc:643] P 12345: 1 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {"spinlock_wait_cycles":131840}
I20250625 03:33:20.938416  9915 maintenance_manager.cc:643] P 12345: 1 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
I20250625 03:33:20.938557  9917 maintenance_manager-test.cc:131] Prepared op 1
I20250625 03:33:20.938738  9917 maintenance_manager.cc:419] P 12345: Scheduling 1: perf score=10.000000
I20250625 03:33:20.939100  9917 maintenance_manager-test.cc:131] Prepared op 1
I20250625 03:33:20.939227  9917 maintenance_manager.cc:419] P 12345: Scheduling 1: perf score=10.000000
I20250625 03:33:20.939246  9915 maintenance_manager-test.cc:138] Performing op 1
I20250625 03:33:20.939697  9916 maintenance_manager-test.cc:138] Performing op 1
I20250625 03:33:20.939671  9915 maintenance_manager.cc:643] P 12345: 1 complete. Timing: real 0.001s	user 0.000s	sys 0.000s Metrics: {"spinlock_wait_cycles":265984}
I20250625 03:33:20.940017  9916 maintenance_manager.cc:643] P 12345: 1 complete. Timing: real 0.000s	user 0.000s	sys 0.000s Metrics: {}
[       OK ] MaintenanceManagerTest.TestUnregisterWhileScheduling (8 ms)
[ RUN      ] MaintenanceManagerTest.ComprehensiveTest
/home/jenkins-slave/workspace/build_and_test_flaky@2/src/kudu/util/maintenance_manager-test.cc:1032: Skipped
test is skipped; set KUDU_ALLOW_SLOW_TESTS=1 to run
[  SKIPPED ] MaintenanceManagerTest.ComprehensiveTest (3 ms)
[----------] 16 tests from MaintenanceManagerTest (2275 ms total)

[----------] Global test environment tear-down
[==========] 16 tests from 1 test suite ran. (2276 ms total)
[  PASSED  ] 12 tests.
[  SKIPPED ] 3 tests, listed below:
[  SKIPPED ] MaintenanceManagerTest.TestNewOpsDontGetScheduledDuringUnregister
[  SKIPPED ] MaintenanceManagerTest.ManyOperationsHeavyUpdateStats
[  SKIPPED ] MaintenanceManagerTest.ComprehensiveTest
[  FAILED  ] 1 test, listed below:
[  FAILED  ] MaintenanceManagerTest.TestPriorityOpLaunch

 1 FAILED TEST