hadoop-hdfs-issues mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From "Yiqun Lin (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-12354) Ozone: Shuffle container list for datanode BlockDeletingService
Date Tue, 29 Aug 2017 08:00:00 GMT

    [ https://issues.apache.org/jira/browse/HDFS-12354?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16144893#comment-16144893
] 

Yiqun Lin commented on HDFS-12354:
----------------------------------

I think ASF warning is not related with this change. I have met this warning before: https://issues.apache.org/jira/browse/HDFS-12247?focusedCommentId=16113342&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-16113342.
This file might be generated by the failure test {{hadoop.ozone.web.client.TestKeys}}.

> Ozone: Shuffle container list for datanode BlockDeletingService
> ---------------------------------------------------------------
>
>                 Key: HDFS-12354
>                 URL: https://issues.apache.org/jira/browse/HDFS-12354
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: datanode, ozone
>            Reporter: Weiwei Yang
>            Assignee: Yiqun Lin
>         Attachments: HDFS-12354-HDFS-7240.001.patch, HDFS-12354-HDFS-7240.002.patch
>
>
> {{BlockDeletingService}} is a per-datanode container block deleting service takes in
charge of the "real" deletion of ozone blocks. It spawns a worker thread per container and
delete blocks/chunks from disk as background threads. The number of threads currently is throttled
by {{ozone.block.deleting.container.limit.per.interval}}, but there is a potential problem.
Containers are sorted so it always fetch same of containers, we need to fix this by creating
an API in {{ContainerManagerImpl}} to get a shuffled list of containers.



--
This message was sent by Atlassian JIRA
(v6.4.14#64029)

---------------------------------------------------------------------
To unsubscribe, e-mail: hdfs-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: hdfs-issues-help@hadoop.apache.org


Mime
View raw message