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Cassandra Reaper repairs failed after the Storage Node decommission

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Category:
storagegrid-webscale
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sgrid
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Applies to

  • NetApp StorageGRID 
  • StorageGRID Storage Node

Issue

After a successful decommission all Cassandra repair operations were failing with state ABORTED. 
  • The below output can be found by running spreaper list-runs on any storage node. 

     "creation_time": "2020-11-24T23:05:08Z", 
      "current_time": "2020-12-08T18:59:39Z", 
      "datacenters": [], 
      "duration": "7 days 0 hours 2 minutes 13 seconds", 
      "end_time": "2020-12-01T23:07:22Z", 
      "estimated_time_of_arrival": null, 
      "id": "7f8d00b0-2ea9-11eb-b76b-d7a5b22a5393", 
      "incremental_repair": false, 
      "intensity": 1.000, 
      "keyspace_name": "storagegrid", 
      "last_event": "", 
      "nodes": [], 
      "owner": "auto-scheduling", 
      "pause_time": null, 
      "repair_parallelism": "PARALLEL", 
      "repair_thread_count": 4, 
      "repair_unit_id": "dc8dbfa0-17c7-11eb-b890-676ddd59fc8a", 
      "segments_repaired": 0, 
      "start_time": "2020-11-24T23:05:08Z", 
      "state": "ABORTED", 

The Cassandra system.log shows consistency not being met. 

ERROR[ReadRepairStage: 5361] 2024-08-21 13:43:18,370 CassandraDaemon.java (line 231) Exception in thread Thread[ReadRepairStage: 5361, 5, main]org.apache.cassandra.exceptions.ReadTimeoutException: Operation timed out - received only 3 responses.
at org.apache.cassandra.service.DataResolver$RepairMergeListener.close (DataResolver.java: 202)
at org.apache-cagsandra.db.partitions.Unt11teredPartitionIteratorg$2.c1ose (UntilteredPartitlonIterators.Java:203)
at org.apache.cassandra.db.transform.BaseIterator.close (BaseIterator.java: 92)
ac org.apache.cassandra.service.DataResolver.compareResponses (DataResolver.java: 79)
at org.apache.cassandra.service.AsyncRepairCallback$1.runMayThrow (AsyncRepairCallback.java: 50)
at org.apache.cassandra.utils.WrappedRunnable.run (WrappedRunnable.java: 28)
at java.util.concurrent.ThreadPoolExecutor.runWorker (ThreadPoolExecutor.java: 1149)
at java.util.concurrent.ThreadP001Executor$Worker.run (ThreadPoolExecutor-java: 624)
at org.apache.cassandra.concurrent.NamedThreadFactory.lambda$threadLocalDeallocator$0 (NamedThreadFactory-java: 81)
at io.netty.util.concurrent.FastThreadLocalRunnable.run (FastThreadLocalRunnable-java: 30)

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