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  1. Couchbase Server
  2. MB-39135

kvstore- Seqno (15) should always increase monotonically between commit batches

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      Logs:

      memcached.log.000081.txt:2020-05-01T02:38:31.722814-07:00 CRITICAL *** Fatal error encountered during exception handling ***
      		 
      memcached.log.000081.txt:2020-05-01T02:38:31.722894-07:00 CRITICAL Caught unhandled std::exception-derived exception. what(): kvstore- Seqno (2) should always increase monotonically between commit batches (43144)
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384220-07:00 CRITICAL Breakpad caught a crash (Couchbase version 1006.5.1-1128). Writing crash dump to /opt/couchbase/var/lib/couchbase/crash/2bd513e5-e685-dcb6-7f1f86ff-377903c9.dmp before terminating.
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384247-07:00 CRITICAL Stack backtrace of crashed thread:
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384435-07:00 CRITICAL     /opt/couchbase/bin/memcached() [0x400000+0x1324cd]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384446-07:00 CRITICAL     /opt/couchbase/bin/memcached(_ZN15google_breakpad16ExceptionHandler12GenerateDumpEPNS0_12CrashContextE+0x3ce) [0x400000+0x14a50e]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384455-07:00 CRITICAL     /opt/couchbase/bin/memcached(_ZN15google_breakpad16ExceptionHandler13SignalHandlerEiP9siginfo_tPv+0x94) [0x400000+0x14a824]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384462-07:00 CRITICAL     /lib64/libpthread.so.0() [0x7fb2cdf68000+0xf5f0]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384485-07:00 CRITICAL     /lib64/libc.so.6(gsignal+0x37) [0x7fb2cdb9a000+0x36337]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384506-07:00 CRITICAL     /lib64/libc.so.6(abort+0x148) [0x7fb2cdb9a000+0x37a28]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384529-07:00 CRITICAL     /opt/couchbase/bin/../lib/libstdc++.so.6(_ZN9__gnu_cxx27__verbose_terminate_handlerEv+0x125) [0x7fb2ce69d000+0x91195]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384538-07:00 CRITICAL     /opt/couchbase/bin/memcached() [0x400000+0x145e02]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384556-07:00 CRITICAL     /opt/couchbase/bin/../lib/libstdc++.so.6() [0x7fb2ce69d000+0x8ef86]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384572-07:00 CRITICAL     /opt/couchbase/bin/../lib/libstdc++.so.6() [0x7fb2ce69d000+0x8efd1]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384586-07:00 CRITICAL     /opt/couchbase/bin/../lib/libstdc++.so.6() [0x7fb2ce69d000+0x8f213]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384595-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/../lib/libmagma.so(_ZN5magma5Magma11CommitBatch11updateSeqnoEm+0x252) [0x7fb2c8b03000+0x737e2]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384601-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/../lib/libmagma.so(_ZN5magma5Magma11CommitBatch3SetERKNS_5SliceES4_S4_PbS5_+0x101) [0x7fb2c8b03000+0x73e71]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384612-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0x1fedb6]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384625-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0x201bb5]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384635-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0xdc0d2]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384641-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0xe0bf3]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384648-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0x132280]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384654-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0x133151]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384659-07:00 CRITICAL     /opt/couchbase/bin/../lib/../lib/ep.so() [0x7fb2c9089000+0x12ccf4]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384666-07:00 CRITICAL     /opt/couchbase/bin/../lib/libplatform_so.so.0.1.0() [0x7fb2d0546000+0x8f17]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384674-07:00 CRITICAL     /lib64/libpthread.so.0() [0x7fb2cdf68000+0x7e65]
      		 
      memcached.log.000081.txt:2020-05-01T02:38:34.384704-07:00 CRITICAL     /lib64/libc.so.6(clone+0x6d) [0x7fb2cdb9a000+0xfe88d]

      QE test:

      guides/gradlew --refresh-dependencies testrunner -P jython=/opt/jython/bin/jython -P 'args=-i /tmp/ritesh_temp_jython.ini -t magma.magma_failure_conditions.MagmaCrashTests.test_crash_during_ops,num_items=5000000,infra_log_level=debug,log_level=debug,rerun=False,skip_cleanup=true,rerun=False,doc_size=4096,randomize_value=True,nodes_init=10,num_crashes=20,sdk_timeout=60,bucket_storage=magma,replicas=1,vbuckets=128,graceful=False -m rest'

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            ritesh.agarwal Ritesh Agarwal
            ritesh.agarwal Ritesh Agarwal
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              Created:
              Updated:
              Resolved:

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