Bug 495815
Summary: | yum metadata generation in /var/cache/rhn can cause extreme server load | ||
---|---|---|---|
Product: | Red Hat Satellite 5 | Reporter: | Xixi <xdmoon> |
Component: | Server | Assignee: | Pradeep Kilambi <pkilambi> |
Status: | CLOSED CURRENTRELEASE | QA Contact: | Jeff Ortel <jortel> |
Severity: | high | Docs Contact: | |
Priority: | urgent | ||
Version: | 520 | CC: | bperkins, cperry, jortel, mmraka, xdmoon |
Target Milestone: | --- | ||
Target Release: | --- | ||
Hardware: | All | ||
OS: | Linux | ||
Whiteboard: | |||
Fixed In Version: | sat530 | Doc Type: | Bug Fix |
Doc Text: | Story Points: | --- | |
Clone Of: | 495814 | Environment: | |
Last Closed: | 2009-09-10 20:35:34 UTC | Type: | --- |
Regression: | --- | Mount Type: | --- |
Documentation: | --- | CRM: | |
Verified Versions: | Category: | --- | |
oVirt Team: | --- | RHEL 7.3 requirements from Atomic Host: | |
Cloudforms Team: | --- | Target Upstream Version: | |
Embargoed: | |||
Bug Depends On: | |||
Bug Blocks: | 485807 |
Description
Xixi
2009-04-14 22:30:48 UTC
bug 495814 for sat52maint bug 495816 for sat51maint bug 495815 for sat530-triage 1) Registered (2) systems and subscribed to fully sync'd RHEL 5 channel. 2) Started python script http://svn.rhndev.redhat.com/viewcvs/trunk/eng/scripts/load-testing/yum-load-test.py on both systems. 3) rm -rf /var/cache/rhn/ on satellite. 4) Waited until /var/cache/rhn/repodaata/ being regenerated. 5) Accessed the satellite WEBUI over the next 20 minutes and satellite still seems accessible. Satellite does not seem to die. Verified in stage -> RELEASE_PENDING. * registered 2 rhel5 clients * started yum-load-test.py * removed files from /var/cache/rhn/ * load didn't exceed 1.5 # sar -q 30 10 Linux 2.6.9-89.0.3.ELsmp (dell-pem710-01.rhts.eng.bos.redhat.com) 08/14/2009 07:52:25 AM runq-sz plist-sz ldavg-1 ldavg-5 ldavg-15 07:52:55 AM 12 454 1.39 1.24 0.68 07:53:25 AM 1 454 1.37 1.24 0.70 07:53:55 AM 1 452 1.22 1.22 0.71 07:54:25 AM 0 452 1.13 1.20 0.72 07:54:55 AM 1 450 1.30 1.23 0.74 07:55:25 AM 0 451 1.49 1.28 0.78 07:55:55 AM 0 449 0.98 1.17 0.75 07:56:25 AM 0 451 0.59 1.06 0.73 07:56:55 AM 0 449 0.36 0.96 0.70 07:57:25 AM 0 451 0.28 0.88 0.69 Average: 2 451 1.01 1.15 0.72 An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on therefore solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHEA-2009-1434.html |