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https://issues.apache.org/jira/browse/TEZ-3861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16224525#comment-16224525
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Rajesh Balamohan commented on TEZ-3861:
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Thanks for reporting this [~prasanth_j]. Do you have logs for this?. It would
be good to the length of the span, which should get printed earlier in the logs.
> PipelineSorter setting negative progess
> ---------------------------------------
>
> Key: TEZ-3861
> URL: https://issues.apache.org/jira/browse/TEZ-3861
> Project: Apache Tez
> Issue Type: Bug
> Affects Versions: 0.9.1
> Reporter: Prasanth Jayachandran
>
> PipelineSorter is generating too big log mostly coming from setting progress
> to negative value in some cases.
> {code}
> 2017-10-30T01:22:16,466 DEBUG [TezTR-702853_1_1_2_0_0] util.Progress: Illegal
> progress value found, progress is less than 0. Progress will be changed to 0
> 2017-10-30T01:22:16,469 DEBUG [TezTR-702853_1_1_2_0_0] util.Progress: Illegal
> progress value found, progress is less than 0. Progress will be changed to 0
> 2017-10-30T01:22:16,469 DEBUG [TezTR-702853_1_1_2_0_0] util.Progress: Illegal
> progress value found, progress is less than 0. Progress will be changed to 0
> 2017-10-30T01:22:16,470 DEBUG [TezTR-702853_1_1_2_0_0] util.Progress: Illegal
> progress value found, progress is less than 0. Progress will be changed to 0
> 2017-10-30T01:22:16,470 DEBUG [TezTR-702853_1_1_2_0_0] util.Progress: Illegal
> progress value found, progress is less than 0. Progress will be changed to 0
> {code}
> this is emitted from
> https://github.com/apache/tez/blob/87d7c145ffc71707d1d393fddf94efa2a77d8822/tez-runtime-library/src/main/java/org/apache/tez/runtime/library/common/sort/impl/PipelinedSorter.java#L1126
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