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Posted to commits@cassandra.apache.org by "Blake Eggleston (Jira)" <ji...@apache.org> on 2019/12/10 00:18:00 UTC

[jira] [Comment Edited] (CASSANDRA-15394) Remove list iterators

    [ https://issues.apache.org/jira/browse/CASSANDRA-15394?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16963501#comment-16963501 ] 

Blake Eggleston edited comment on CASSANDRA-15394 at 12/10/19 12:17 AM:
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[4.0|https://github.com/bdeggleston/cassandra/tree/15394-v2]


was (Author: bdeggleston):
[4.0|https://github.com/bdeggleston/cassandra/tree/15394]

> Remove list iterators
> ---------------------
>
>                 Key: CASSANDRA-15394
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-15394
>             Project: Cassandra
>          Issue Type: Sub-task
>          Components: Local/Compaction
>            Reporter: Blake Eggleston
>            Assignee: Blake Eggleston
>            Priority: Normal
>             Fix For: 4.0
>
>
> We allocate list iterators in several places in hot paths. This converts them to get by index. This provides a ~4% improvement in relvant workloads.



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