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From "Blake Eggleston (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (CASSANDRA-14091) DynamicSnitch creates a lot of garbage
Date Sat, 02 Dec 2017 00:20:00 GMT

     [ https://issues.apache.org/jira/browse/CASSANDRA-14091?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Blake Eggleston updated CASSANDRA-14091:
----------------------------------------
    Fix Version/s: 4.0
                   3.11.2
                   3.0.16
           Status: Patch Available  (was: Open)

|[3.0|https://github.com/bdeggleston/cassandra/tree/14091-3.0] |[3.11|https://github.com/bdeggleston/cassandra/tree/14091-3.11]
|[trunk|https://github.com/bdeggleston/cassandra/tree/14091-trunk]|
|[tests|https://circleci.com/gh/bdeggleston/cassandra/180] |[tests|https://circleci.com/gh/bdeggleston/cassandra/181]
|[tests|https://circleci.com/gh/bdeggleston/cassandra/179] |

> DynamicSnitch creates a lot of garbage
> --------------------------------------
>
>                 Key: CASSANDRA-14091
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-14091
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: Blake Eggleston
>            Assignee: Blake Eggleston
>             Fix For: 3.0.16, 3.11.2, 4.0
>
>
> The ExponentiallyDecayingReservoir snapshots we take during score updates generate a
lot of garbage, and we call getSnapshot twice per endpoint when we only need to call it once.



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