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Bug #7408

closed

Klever should properly report errors related with control groups

Added by Vitaly Mordan about 8 years ago. Updated almost 8 years ago.

Status:
Rejected
Priority:
High
Assignee:
-
Category:
Scheduling
Target version:
-
Start date:
07/18/2016
Due date:
% Done:

0%

Estimated time:
Detected in build:
svn
Platform:
Published in build:

Description

Klever fails without printing anything in its log (even in debug mode) in case of any errors related to control groups.
For example, memory swap accounting can be disabled, even if control groups are enabled, which leads to Klever fail. LDV Tools could detect such issues (and even work without swap accounting).


Related issues 1 (0 open1 closed)

Blocks Klever - Bug #6542: Provide proper description about job or task fails in native schedulerClosedIlja Zakharov01/28/2016

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Actions #1

Updated by Evgeny Novikov about 8 years ago

  • Category set to Scheduling
  • Priority changed from Normal to High

This is one of the most annoying errors that schedulers don't report properly (#6542).

As far as I remember work without swap accounting but with swap enabled can lead to hang ups especially with really high memory usage. I guess that this is the primary reason why BenchExec disables this. One can enable swap accounting (suitable for development) or disable swap (suitable for reliable experiments where much memory can be used).

Actions #2

Updated by Evgeny Novikov almost 8 years ago

  • Status changed from New to Rejected

It is just a part of #6542.

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