You are viewing a plain text version of this content. The canonical link for it is here.
Posted to yarn-issues@hadoop.apache.org by "Rajesh Balamohan (JIRA)" <ji...@apache.org> on 2016/08/23 04:43:21 UTC
[jira] [Created] (YARN-5551) Ignore deleted file mapping from
memory computation when smaps is enabled
Rajesh Balamohan created YARN-5551:
--------------------------------------
Summary: Ignore deleted file mapping from memory computation when smaps is enabled
Key: YARN-5551
URL: https://issues.apache.org/jira/browse/YARN-5551
Project: Hadoop YARN
Issue Type: Improvement
Reporter: Rajesh Balamohan
Assignee: Rajesh Balamohan
Priority: Minor
Currently deleted file mappings are also included in the memory computation when SMAP is enabled. For e.g
{noformat}
7f612004a000-7f612004c000 rw-s 00000000 00:10 4201507513 /dev/shm/HadoopShortCircuitShm_DFSClient_NONMAPREDUCE_-521969216_162_734673185 (deleted)
Size: 8 kB
Rss: 4 kB
Pss: 2 kB
Shared_Clean: 0 kB
Shared_Dirty: 4 kB
Private_Clean: 0 kB
Private_Dirty: 0 kB
Referenced: 4 kB
Anonymous: 0 kB
AnonHugePages: 0 kB
Swap: 0 kB
KernelPageSize: 4 kB
MMUPageSize: 4 kB
7f6123f99000-7f6163f99000 rw-p 00000000 08:41 211419477 /grid/4/hadoop/yarn/local/usercache/root/appcache/application_1466700718395_1249/container_e19_1466700718395_1249_01_000003/7389389356021597290.cache (deleted)
Size: 1048576 kB
Rss: 637292 kB
Pss: 637292 kB
Shared_Clean: 0 kB
Shared_Dirty: 0 kB
Private_Clean: 0 kB
Private_Dirty: 637292 kB
Referenced: 637292 kB
Anonymous: 637292 kB
AnonHugePages: 0 kB
Swap: 0 kB
KernelPageSize: 4 kB
{noformat}
It would be good to exclude these from getSmapBasedRssMemorySize() computation.
--
This message was sent by Atlassian JIRA
(v6.3.4#6332)
---------------------------------------------------------------------
To unsubscribe, e-mail: yarn-issues-unsubscribe@hadoop.apache.org
For additional commands, e-mail: yarn-issues-help@hadoop.apache.org