Bug 1396602 - Provide further insight into why LACP is "problematic and unsupported"
Summary: Provide further insight into why LACP is "problematic and unsupported"
Keywords:
Status: CLOSED CURRENTRELEASE
Alias: None
Product: Red Hat OpenStack
Classification: Red Hat
Component: documentation
Version: 8.0 (Liberty)
Hardware: All
OS: Linux
low
low
Target Milestone: ---
: ---
Assignee: Martin Lopes
QA Contact: RHOS Documentation Team
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2016-11-18 18:10 UTC by Kyle Squizzato
Modified: 2016-11-22 06:27 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2016-11-22 06:27:02 UTC
Target Upstream Version:


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Description Kyle Squizzato 2016-11-18 18:10:18 UTC
Description of problem:
Our documentation uses the following statement after mentioning any configurations having to do with LACP OVS-bonds: 

"Do not use LACP with OVS-based bonds, as this configuration is problematic and unsupported. Instead, consider using bond_mode=balance-slb as a replacement for this functionality. In addition, you can still use LACP with Linux bonding."

See: https://access.redhat.com/documentation/en/red-hat-openstack-platform/8/paged/director-installation-and-usage/appendix-g-open-vswitch-bonding-options

The only BZ I can find that's associated with LACP OVS-bonds that provides evidence of this "problem" is: BZ 1289825

The issue is, customers are opening cases wanting more information on "why" LACP is not recommended or unsupported.

If the above BZ is the reason for the note, then the documentation should be updated to reflect that issue (which is well on its way to being backported to RHOSP)

Comment 4 Martin Lopes 2016-11-22 06:19:43 UTC
Backported docs updates to osp9 and osp8.


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