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From "Chris Lohfink (JIRA)" <j...@apache.org>
Subject [jira] [Created] (CASSANDRA-14523) Thread pool stats virtual table
Date Thu, 14 Jun 2018 18:49:00 GMT
Chris Lohfink created CASSANDRA-14523:
-----------------------------------------

             Summary: Thread pool stats virtual table
                 Key: CASSANDRA-14523
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14523
             Project: Cassandra
          Issue Type: New Feature
            Reporter: Chris Lohfink
            Assignee: Chris Lohfink


Expose the thread pools like in status logger/tpstats. Additionally be nice to include the
scheduled executor pools that are currently unmonitored.

{code}
cqlsh> select * from system_views.thread_pools;

 stage                            | active | active_max | completed | pending | tasks_blocked
| total_blocked
----------------------------------+--------+------------+-----------+---------+---------------+---------------
               anti_entropy_stage |      0 |          1 |         0 |       0 |          
  0 |             0
           cache_cleanup_executor |      0 |          1 |         0 |       0 |          
  0 |             0
              compaction_executor |      0 |          4 |        41 |       0 |          
  0 |             0
           counter_mutation_stage |      0 |         32 |         0 |       0 |          
  0 |             0
                     gossip_stage |      0 |          1 |         0 |       0 |          
  0 |             0
                 hints_dispatcher |      0 |          2 |         0 |       0 |          
  0 |             0
          internal_response_stage |      0 |          8 |         0 |       0 |          
  0 |             0
            memtable_flush_writer |      0 |          2 |         5 |       0 |          
  0 |             0
              memtable_post_flush |      0 |          1 |        20 |       0 |          
  0 |             0
          memtable_reclaim_memory |      0 |          1 |         5 |       0 |          
  0 |             0
                  migration_stage |      0 |          1 |         0 |       0 |          
  0 |             0
                       misc_stage |      0 |          1 |         0 |       0 |          
  0 |             0
                   mutation_stage |      0 |         32 |       247 |       0 |          
  0 |             0
        native_transport_requests |      1 |        128 |        28 |       0 |          
  0 |             0
         pending_range_calculator |      0 |          1 |         2 |       0 |          
  0 |             0
 per_disk_memtable_flush_writer_0 |      0 |          2 |         5 |       0 |          
  0 |             0
                read_repair_stage |      0 |          8 |         0 |       0 |          
  0 |             0
                       read_stage |      0 |         32 |        13 |       0 |          
  0 |             0
                      repair_task |      0 | 2147483647 |         0 |       0 |          
  0 |             0
           request_response_stage |      0 |          8 |         0 |       0 |          
  0 |             0
                          sampler |      0 |          1 |         0 |       0 |          
  0 |             0
             scheduled_fast_tasks |      0 | 2147483647 |      1398 |       1 |          
  0 |             0
              scheduled_heartbeat |      0 | 2147483647 |        14 |       1 |          
  0 |             0
        scheduled_hotness_tracker |      0 | 2147483647 |         0 |       1 |          
  0 |             0
     scheduled_non_periodic_tasks |      0 | 2147483647 |        10 |       0 |          
  0 |             0
         scheduled_optional_tasks |      0 | 2147483647 |         5 |       8 |          
  0 |             0
        scheduled_summary_builder |      0 | 2147483647 |         0 |       1 |          
  0 |             0
                  scheduled_tasks |      0 | 2147483647 |       194 |      74 |          
  0 |             0
       secondary_index_management |      0 |          1 |         0 |       0 |          
  0 |             0
              validation_executor |      0 | 2147483647 |         0 |       0 |          
  0 |             0
              view_build_executor |      0 |          1 |         0 |       0 |          
  0 |             0
              view_mutation_stage |      0 |         32 |         0 |       0 |          
  0 |             0
{code}



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