[ovs-dev] [PATCH v5] [RFC] ovn-controller: add quiet mode

Han Zhou zhouhan at gmail.com
Thu Apr 20 22:14:06 UTC 2017


>
> [1] http://openvswitch.org/pipermail/dev/2016-August/078272.html

This link is old, should be:
https://mail.openvswitch.org/pipermail/ovs-dev/2016-August/078272.html


> Notes:
>     v4->v5: Based on the old patch from Ryan Moats and rebased to current
>     master. Current version is RFC only because a problem is found in
>     testing. Sometimes latest SB DB change is not seen by ovn-controller:
>     cur_seqno in ovn-controller stays behind the real seqno seen by
>     ovsdb-tool,

Please ignore this ovsdb-tool part, which is misleading. ovsdb-tool would
never see seqno of an idl :o)
The problem seems to be related to ctx.ovs_idl_txn. I am still debugging.

>                       but ovn-controller does not wakeup until a new
change
>     happens in SB DB, which can be triggered by, e.g.:
>     ovn-nbctl --wait=hv sync.

Thanks,
Han


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