Bug 184761

Summary: OOM kills when using cluster mirroring
Product: [Retired] Red Hat Cluster Suite Reporter: tulldata <it.tulldrift>
Component: gfsAssignee: Jonathan Earl Brassow <jbrassow>
Status: CLOSED DEFERRED QA Contact: GFS Bugs <gfs-bugs>
Severity: medium Docs Contact:
Priority: medium    
Version: 4CC: agk, dwysocha, jbrassow, pvrabec
Target Milestone: ---Keywords: Regression
Target Release: ---   
Hardware: i686   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2013-09-23 15:32:09 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
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Description Flags
Logfiles and info
none
rpm's installed
none
More error logs none

Description tulldata 2006-03-10 08:03:18 UTC 
Description of problem: OOM kills when writing a lot to a clustermirrored device.


Version-Release number of selected component (if applicable):
RHEL4U3Beta

How reproducible:
Always

Steps to Reproduce:
1.Create a mirrored clvm volume
# pvcreate /dev/sda1 /dev/sda2 /dev/sdb1 /dev/sdb2
# vgcreate Data /dev/sda1 /dev/sda2 /dev/sdb1 /dev/sdb2
# lvcreate -m1 -l 7677 -n DataLV Data /dev/sda1 /dev/sdb1 /dev/sda2
# mkfs.ext3 ... mount...
# dd if=/dev/zero of=/mountpoint/file bs=1024000

2.
3.
  
Actual results:
OOM kills start to occure approx. when writing has exeeded the amount of
internal memory.

Expected results:
No OOM kills

Additional info:
Attaching messages and some other info.
Comment 1 tulldata 2006-03-10 08:03:18 UTC 
Created attachment 125933 [details]
Logfiles and info
Comment 2 tulldata 2006-03-10 08:05:38 UTC 
Created attachment 125934 [details]
rpm's installed

Rpm's installed
Comment 3 tulldata 2006-03-10 08:08:36 UTC 
Created attachment 125935 [details]
More error logs

More error logs
Comment 4 Jonathan Earl Brassow 2006-07-12 16:22:51 UTC 
Many fixes have gone into (cluster) mirroring for the RHEL4 U4 update.

I haven't been able to run into this problem myself, but I would be interested
to know if it can still be hit with the RHEL4 U4 code base.
Comment 5 Jonathan Earl Brassow 2006-08-07 20:03:16 UTC 
marking modified to draw more attention
Comment 7 Lon Hohberger 2013-09-23 15:32:09 UTC 
The Red Hat Cluster Suite product is past end-of-life; closing.