[ 
https://issues.apache.org/jira/browse/HADOOP-17752?focusedWorklogId=610154&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-610154
 ]

ASF GitHub Bot logged work on HADOOP-17752:
-------------------------------------------

                Author: ASF GitHub Bot
            Created on: 14/Jun/21 07:22
            Start Date: 14/Jun/21 07:22
    Worklog Time Spent: 10m 
      Work Description: steveloughran edited a comment on pull request #3085:
URL: https://github.com/apache/hadoop/pull/3085#issuecomment-859466123


   > configurations are not very frequently reloaded.
   
   generally only when a new shared resource (mapred-default.xml + 
mapred-site.xml) etc are added. This is can be a PITA in its own way, as it can 
overwrite changed stuff, at least in my test runs. (HADOOP-16626)


-- 
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.

For queries about this service, please contact Infrastructure at:
us...@infra.apache.org


Issue Time Tracking
-------------------

    Worklog Id:     (was: 610154)
    Time Spent: 1h 20m  (was: 1h 10m)

> Remove lock contention in REGISTRY of Configuration
> ---------------------------------------------------
>
>                 Key: HADOOP-17752
>                 URL: https://issues.apache.org/jira/browse/HADOOP-17752
>             Project: Hadoop Common
>          Issue Type: Sub-task
>          Components: common
>            Reporter: Xuesen Liang
>            Priority: Major
>              Labels: pull-request-available
>          Time Spent: 1h 20m
>  Remaining Estimate: 0h
>
> Every Configuration instance is put into *Configuration#REGISTRY* by its 
> constructor. This operation is guard by Configuration.class.
> REGISTRY is a *WeakHashMap*, which should be replaced by *ConcurrentHashMap*.



--
This message was sent by Atlassian Jira
(v8.3.4#803005)

---------------------------------------------------------------------
To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: common-issues-h...@hadoop.apache.org

Reply via email to