[
https://issues.apache.org/jira/browse/HADOOP-5897?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Konstantin Shvachko updated HADOOP-5897:
----------------------------------------
Resolution: Fixed
Fix Version/s: 0.21.0
Hadoop Flags: [Reviewed]
Status: Resolved (was: Patch Available)
I just committed this. Thank you Suresh.
> Add more Metrics to Namenode to capture heap usage
> --------------------------------------------------
>
> Key: HADOOP-5897
> URL: https://issues.apache.org/jira/browse/HADOOP-5897
> Project: Hadoop Core
> Issue Type: Improvement
> Reporter: Suresh Srinivas
> Assignee: Suresh Srinivas
> Fix For: 0.21.0
>
> Attachments: stats.1.patch, stats.patch, stats.patch
>
>
> Recently we had GC issues, where Namenode used more heap than usual. There
> was no growth indicated by the data in current Metrics to justify the heap
> usage. Adding more stats such as:
> - Counter to track blocks that are pending deletion
> - BlocksMap hashmap capacity
> - Counter to track excess number of blocks
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.
