You are viewing a plain text version of this content. The canonical link for it is here.
Posted to common-dev@hadoop.apache.org by "Sreekanth Ramakrishnan (JIRA)" <ji...@apache.org> on 2009/04/29 11:08:30 UTC
[jira] Updated: (HADOOP-5733) Add map/reduce slot capacity and lost
map/reduce slot capacity to JobTracker metrics
[ https://issues.apache.org/jira/browse/HADOOP-5733?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Sreekanth Ramakrishnan updated HADOOP-5733:
-------------------------------------------
Attachment: hadoop-5733-1.patch
Attaching patch addressing this issue:
Added following new fields:
* map_slots : Number of Map slots in Cluster
* reduce_slots : Number of reduce slots in cluster.
* blacklisted_maps : Number of maps slots black listed.
* blacklisted_reduces : Number of reduce slots black listed.
Made changes in {{JobTracker}} to publish these metrics.
> Add map/reduce slot capacity and lost map/reduce slot capacity to JobTracker metrics
> ------------------------------------------------------------------------------------
>
> Key: HADOOP-5733
> URL: https://issues.apache.org/jira/browse/HADOOP-5733
> Project: Hadoop Core
> Issue Type: Improvement
> Components: mapred, metrics
> Reporter: Hong Tang
> Attachments: hadoop-5733-1.patch
>
>
> It would be nice to have the actual map/reduce slot capacity and the lost map/reduce slot capacity (# of blacklisted nodes * map-slot-per-node or reduce-slot-per-node). This information can be used to calculate a JT view of slot utilization.
--
This message is automatically generated by JIRA.
-
You can reply to this email to add a comment to the issue online.