Bug 619496
Summary: | make corosync more resilient to delayed multicast packets | ||||||
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Product: | Red Hat Enterprise Linux 6 | Reporter: | Steven Dake <sdake> | ||||
Component: | corosync | Assignee: | Steven Dake <sdake> | ||||
Status: | CLOSED ERRATA | QA Contact: | Cluster QE <mspqa-list> | ||||
Severity: | urgent | Docs Contact: | |||||
Priority: | urgent | ||||||
Version: | 6.0 | CC: | cluster-maint, jkortus, jwest, ssaha, uwe.knop | ||||
Target Milestone: | rc | Keywords: | ZStream | ||||
Target Release: | --- | ||||||
Hardware: | All | ||||||
OS: | Linux | ||||||
Whiteboard: | |||||||
Fixed In Version: | corosync-1.2.3-22.el6 | Doc Type: | Bug Fix | ||||
Doc Text: |
OpenAIS has been enabled to work in network environments wherein multicast messages are slightly delayed when compared to token messages.
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Story Points: | --- | ||||
Clone Of: | |||||||
: | 619536 (view as bug list) | Environment: | |||||
Last Closed: | 2011-05-19 14:24:04 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: | 619536, 638592 | ||||||
Attachments: |
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Description
Steven Dake
2010-07-29 16:54:11 UTC
For those that don't see this problem in their switches, it is possible to emulate via netem by changing the ip address above to the multicast address (hence introducing a 1ms multicast transmit delay). Created attachment 435364 [details]
patch that introduces the tuneable
Technical note added. If any revisions are required, please edit the "Technical Notes" field accordingly. All revisions will be proofread by the Engineering Content Services team. New Contents: OpenAIS has been enabled to work in network environments wherein multicast messages are slightly delayed when compared to token messages. 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/RHBA-2011-0764.html |