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From "ASF GitHub Bot (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (CASSANDRA-14523) Thread pool stats virtual table
Date Fri, 22 Jun 2018 14:28:00 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-14523?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16520414#comment-16520414
] 

ASF GitHub Bot commented on CASSANDRA-14523:
--------------------------------------------

GitHub user clohfink opened a pull request:

    https://github.com/apache/cassandra/pull/237

    Virtual table of thread pool stats for CASSANDRA-14523

    

You can merge this pull request into a Git repository by running:

    $ git pull https://github.com/clohfink/cassandra virtual_tpstats

Alternatively you can review and apply these changes as the patch at:

    https://github.com/apache/cassandra/pull/237.patch

To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:

    This closes #237
    
----
commit 3d1d75e014b6262a4c37e9eb607559825a945d4d
Author: Chris Lohfink <clohfink@...>
Date:   2018-06-14T06:45:06Z

    wip

commit 7b6762f9ddb4afcec458134dd32dbb46cccfcc3e
Author: Chris Lohfink <clohfink@...>
Date:   2018-06-14T19:09:26Z

    wip

----


> 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
>            Priority: Minor
>              Labels: virtual-tables
>
> Expose the thread pools like in status logger/tpstats. Additionally be nice to include
the scheduled executor pools that are currently unmonitored.
> {code:java}
> cqlsh> select * from system_views.thread_pools;
>  thread_pool                      | 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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