On 21 July 2016 at 23:02, nickcooper-zhangtonghao <
nickcooper-zhangtong...@opencloud.tech> wrote:
> Hi all,
> When setting the logical switch port as the peer of logical router,
> I found a large number of ovn-northd log. The process of ovn-northd write
> quickly the log
> all the time. The worse thing that the process of ovn-northd and
> von-controller
> take a high amount of CPU time. I think this is a bugļ¼ undoubtedly.
> The path I provide may fix the bug.
>
> commands:
> ovn-nbctl ls-add ls0
> ovn-nbctl lsp-add ls0 ls0-p0
>
> ovn-nbctl lr-add lr0
> ovn-nbctl lrp-add lr0 lr0-p0 00:11:22:33:44:55 192.168.100.10/24
> peer=ls0-p0
>
You should not use "peer" while connecting a switch with a router. There
are patches that are under review that fix the high CPU percentage
behavior.
>
>
>
> When setting the logical switch port as the peer of logical router,
> the process of ovn-northd write quickly the log and take a high amount of
> CPU time.
>
> Signed-off-by: nickcooper-zhangtonghao
> <nickcooper-zhangtong...@opencloud.tech>
> ---
> ovn/northd/ovn-northd.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/ovn/northd/ovn-northd.c b/ovn/northd/ovn-northd.c
> index 78679b1..4e83ad1 100644
> --- a/ovn/northd/ovn-northd.c
> +++ b/ovn/northd/ovn-northd.c
> @@ -2634,7 +2634,7 @@ build_lrouter_flows(struct hmap *datapaths, struct
> hmap *ports,
> * should be on peer's outport. */
> if (op->nbr->peer) {
> struct ovn_port *peer = ovn_port_find(ports,
> op->nbr->peer);
> - if (!peer) {
> + if (!peer || (peer && peer->nbs)) {
> continue;
> }
>
> --
> 1.8.3.1
>
>
>
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>
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