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  1. Couchbase Server
  2. MB-48230

[1B items, 1TB Active, 1TB Replica, 50% Frag, 30% DGM]: Rebalance 2 nodes in and 1 node out is stuck at 78%.

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    Description

      Steps:

      1. Step 1: Create a 3 node cluster
      2. Step 2: Create required buckets and collections.
      3. Step 3: Create 5000000 items sequentially
      4. Step 3.1: Update 5000000 RandonKey keys to create 50 percent fragmentation
      5. Step 4: Create 5000000 random keys
      6. Step 5: Update 5000000 random keys to create 50 percent fragmentation
      7. Step 6: Rebalance in 1 node with Loading of docs
      8. Step 7: Rebalance Out 1 node with Loading of docs
      9. Step 8: Rebalance In 2 and Out 1 node with Loading of docs. Rebalance is stuck forever at 78%

      QE Test

      git fetch "http://review.couchbase.org/TAF" refs/changes/02/160402/1 && git checkout FETCH_HEAD
      guides/gradlew --refresh-dependencies testrunner -P jython=/opt/jython/bin/jython -P 'args=-i /tmp/magma_temp_job3.ini -p bucket_storage=magma,bucket_eviction_policy=fullEviction,rerun=False -t volumetests.Magma.volume.ClusterOpsVolume,nodes_init=3,replicas=1,num_failed_nodes=1,new_replica=1,graceful=True,skip_cleanup=True,num_items=5000000,num_buckets=1,bucket_names=GleamBook,doc_size=1024,bucket_type=membase,eviction_policy=fullEviction,compression_mode=off,iterations=2,sdk_timeout=60,log_level=info,infra_log_level=info,rerun=False,skip_cleanup=True,key_size=20,randomize_doc_size=False,randomize_value=True,assert_crashes_on_load=True,collection_prefix=Volume,num_scopes=9,num_collections=10,pc=25,ops_rate=200000,key_type=RandomKey,ramQuota=102400,mutation_perc=20 -m rest'
      

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            ritesh.agarwal Ritesh Agarwal
            ritesh.agarwal Ritesh Agarwal
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