[jira] [Commented] (HDFS-9566) Remove expensive getStorages method

[Mingliang Liu (JIRA)]

[ 
https://issues.apache.org/jira/browse/HDFS-9566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15060928#comment-15060928
 ] 

Mingliang Liu commented on HDFS-9566:
-

+1 (non-binding) pending on Jenkins.

> Remove expensive getStorages method
> ---
>
> Key: HDFS-9566
> URL: https://issues.apache.org/jira/browse/HDFS-9566
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: namenode
>Affects Versions: 3.0.0, 2.8.0
>Reporter: Daryn Sharp
>Assignee: Daryn Sharp
> Attachments: HDFS-9566.branch-2.patch, HDFS-9566.patch
>
>
> HDFS-5318 added a {{BlocksMap#getStorages(Block, State)}} which is based on 
> iterables and predicates.  The method is very expensive compared to a simple 
> comparison/continue.



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[jira] [Commented] (HDFS-9566) Remove expensive getStorages method

[Arpit Agarwal (JIRA)]

[ 
https://issues.apache.org/jira/browse/HDFS-9566?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15060919#comment-15060919
 ] 

Arpit Agarwal commented on HDFS-9566:
-

+1

> Remove expensive getStorages method
> ---
>
> Key: HDFS-9566
> URL: https://issues.apache.org/jira/browse/HDFS-9566
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: namenode
>Affects Versions: 3.0.0, 2.8.0
>Reporter: Daryn Sharp
>Assignee: Daryn Sharp
> Attachments: HDFS-9566.branch-2.patch, HDFS-9566.patch
>
>
> HDFS-5318 added a {{BlocksMap#getStorages(Block, State)}} which is based on 
> iterables and predicates.  The method is very expensive compared to a simple 
> comparison/continue.



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