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  1. Couchbase Server
  2. MB-50172

[4TB, Magma, 2i]: Graceful failover KV node followed by full recovery results in rebalance failed. service_rebalance_failed,index, agent_died

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    Description

      1. Create a 4 node cluster
      2. Create required buckets and collections.
      3. Create 20000000 items sequentially
      4. Update 20000000 RandonKey keys to create 50 percent fragmentation
      5. Create 20000000 items sequentially
      6. Update 20000000 RandonKey keys to create 50 percent fragmentation
      7. Rebalance in with Loading of docs
      8. Rebalance Out with Loading of docs
      9. Rebalance In_Out with Loading of docs
      10. Swap with Loading of docs
      11. Failover 2 node and RebalanceOut those nodes with loading in
      12. Failover a node and FullRecovery that node 

        Rebalance exited with reason {service_rebalance_failed,index,
        		 
        {agent_died,<26041.6511.0>,
        		 
        {linked_process_died,<26041.21454.362>,
        		 
        {'ns_1@172.23.106.251',
        		 
        {timeout,
        		 
        {gen_server,call,
        		 
        [<26041.6610.0>,
        		 
        {call,"ServiceAPI.PrepareTopologyChange",
        		 
        #Fun<json_rpc_connection.0.86436583>,
        		 
        #{timeout => 60000}},
        		 
        60000]}}}}}}.
        		 
        Rebalance Operation Id = f089afb7c34a8a1699b9d5adff62129b

      QE Test

      		 
      git fetch "https://review.couchbase.org/TAF" refs/changes/79/167879/1 && git checkout FETCH_HEAD
      		 
      guides/gradlew --refresh-dependencies testrunner -P jython=/opt/jython/bin/jython -P 'args=-i /tmp/magma_temp_job1.ini -p bucket_storage=magma,bucket_eviction_policy=fullEviction,rerun=False -t aGoodDoctor.Hospital.Murphy.ClusterOpsVolume,nodes_init=4,graceful=True,skip_cleanup=True,num_items=20000000,num_buckets=1,bucket_names=GleamBook,doc_size=1024,bucket_type=membase,eviction_policy=fullEviction,iterations=1,batch_size=1000,sdk_timeout=60,log_level=debug,infra_log_level=debug,rerun=False,skip_cleanup=True,key_size=18,randomize_doc_size=False,randomize_value=True,assert_crashes_on_load=True,num_collections=50,maxttl=10,num_indexes=5,pc=25,index_nodes=2,cbas_nodes=0,fts_nodes=0,ops_rate=60000,ramQuota=10240,doc_ops=create:update:delete:read,rebl_ops_rate=20000,key_type=RandomKey,vbuckets=1024,mutation_perc=30 -m rest'

      Attachments

        1. indexer_pprof.log
          87 kB
        2. indexer_pprof2.log
          16.84 MB
        3. metakvcalls_goxdcr_jsevaluator.png
          metakvcalls_goxdcr_jsevaluator.png
          349 kB
        4. req.png
          req.png
          35 kB
        5. test_logs.txt
          16.02 MB

        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. MB-46680 potential for bucket updater and gocbcore agent leak on bucket refresh

          • Major - Major loss of function.
          • Resolved
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              ritesh.agarwal Ritesh Agarwal
              ritesh.agarwal Ritesh Agarwal
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                Created:
                Updated:
                Resolved:

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