[jira] [Updated] (MAPREDUCE-7252) Handling 0 progress in SimpleExponential task runtime estimator

2020-01-09 Thread Jonathan Turner Eagles (Jira) 


 [ 
https://issues.apache.org/jira/browse/MAPREDUCE-7252?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jonathan Turner Eagles updated MAPREDUCE-7252:
--
Fix Version/s: 2.10.1

> Handling 0 progress in SimpleExponential task runtime estimator
> ---
>
> Key: MAPREDUCE-7252
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7252
> Project: Hadoop Map/Reduce
>  Issue Type: Bug
>Reporter: Ahmed Hussein
>Assignee: Ahmed Hussein
>Priority: Minor
> Fix For: 3.3.0, 3.1.4, 3.2.2, 2.10.1
>
> Attachments: MAPREDUCE-7252-branch-2.10.003.patch, 
> MAPREDUCE-7252.001.patch, MAPREDUCE-7252.002.patch, MAPREDUCE-7252.003.patch
>
>
> The simple exponential runtime estimator (added in MAPREDUCE-7208) seems not 
> to handle the corner cases where the delta progress is 0. As a result, the 
> forecast will be NaN or Inf which messes up the subsequent forecast values.



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[jira] [Updated] (MAPREDUCE-7252) Handling 0 progress in SimpleExponential task runtime estimator

2020-01-09 Thread Jonathan Turner Eagles (Jira) 


 [ 
https://issues.apache.org/jira/browse/MAPREDUCE-7252?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Jonathan Turner Eagles updated MAPREDUCE-7252:
--
Resolution: Fixed
Status: Resolved  (was: Patch Available)

Thanks, [~ahussein]. Committed this patch to trunk, branch-3.2, branch-3.1, 
branch-2.10

> Handling 0 progress in SimpleExponential task runtime estimator
> ---
>
> Key: MAPREDUCE-7252
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7252
> Project: Hadoop Map/Reduce
>  Issue Type: Bug
>Reporter: Ahmed Hussein
>Assignee: Ahmed Hussein
>Priority: Minor
> Fix For: 3.3.0, 3.1.4, 3.2.2, 2.10.1
>
> Attachments: MAPREDUCE-7252-branch-2.10.003.patch, 
> MAPREDUCE-7252.001.patch, MAPREDUCE-7252.002.patch, MAPREDUCE-7252.003.patch
>
>
> The simple exponential runtime estimator (added in MAPREDUCE-7208) seems not 
> to handle the corner cases where the delta progress is 0. As a result, the 
> forecast will be NaN or Inf which messes up the subsequent forecast values.



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[jira] [Commented] (MAPREDUCE-7252) Handling 0 progress in SimpleExponential task runtime estimator

2020-01-09 Thread Ahmed Hussein (Jira) 


[ 
https://issues.apache.org/jira/browse/MAPREDUCE-7252?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17012011#comment-17012011
 ] 

Ahmed Hussein commented on MAPREDUCE-7252:
--

Thanks [~jeagles] !

{\{TestMiniMRWithDFSWithDistinctUsers}} seems to fail intermittently.

> Handling 0 progress in SimpleExponential task runtime estimator
> ---
>
> Key: MAPREDUCE-7252
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-7252
> Project: Hadoop Map/Reduce
>  Issue Type: Bug
>Reporter: Ahmed Hussein
>Assignee: Ahmed Hussein
>Priority: Minor
> Fix For: 3.3.0, 3.1.4, 3.2.2, 2.10.1
>
> Attachments: MAPREDUCE-7252-branch-2.10.003.patch, 
> MAPREDUCE-7252.001.patch, MAPREDUCE-7252.002.patch, MAPREDUCE-7252.003.patch
>
>
> The simple exponential runtime estimator (added in MAPREDUCE-7208) seems not 
> to handle the corner cases where the delta progress is 0. As a result, the 
> forecast will be NaN or Inf which messes up the subsequent forecast values.



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