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From Matija Gobec <matija0...@gmail.com>
Subject Re: One thread pool per repair in nodetool tpstats
Date Tue, 21 Feb 2017 10:43:32 GMT
They appear for each repair run and disappear when repair run finishes.

On Tue, Feb 21, 2017 at 11:14 AM, Vincent Rischmann <me@vrischmann.me>
wrote:

> Hi,
>
> I upgraded to Cassandra 2.2.8 and noticed something weird in nodetool
> tpstats:
>
> Pool Name                    Active   Pending      Completed   Blocked
> All time blocked
> MutationStage                     0         0      116265693
> 0                 0
> ReadStage                         1         0       56132474
> 0                 0
> RequestResponseStage              0         0      163640931
> 0                 0
> ReadRepairStage                   0         0        3152856
> 0                 0
> CounterMutationStage              0         0         630690
> 0                 0
> Repair#26                         1         4              1
> 0                 0
> Repair#48                         1         2              3
> 0                 0
> HintedHandoff                     1         1           1198
> 0                 0
> MiscStage                         0         0              0
> 0                 0
> CompactionExecutor                0         0         111438
> 0                 0
> Repair#45                         1         4              1
> 0                 0
> MemtableReclaimMemory             0         0           3399
> 0                 0
> Repair#30                         1         4              1
> 0                 0
> PendingRangeCalculator            0         0             37
> 0                 0
> Repair#61                         1         4              1
> 0                 0
>
> There are multiples "pools" named Repair#<repair number> which weren't
> there with Cassandra 2.1.16. These appear in the JMX metrics too.
>
> Do they go away eventually ? because this is making the tpstats output
> harder to read in my opinion
>

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