[magnum][api] Error system library fopen too many open files with magnum-auto-healer

Ionut Biru ionut at fleio.com
Tue Jan 5 08:35:42 UTC 2021


Hi,

I tried with process=1 and it reached 1016 connections to rabbitmq.
lsof
https://paste.xinu.at/jGg/

i think it goes into error when it reaches 1024 file descriptors.

I'm out of ideas of how to resolve this. I only have 3 clusters available
and it's kinda weird and It doesn't scale.

On Mon, Jan 4, 2021 at 9:53 PM Erik Olof Gunnar Andersson <
eandersson at blizzard.com> wrote:

> Sure looks like RabbitMQ. How many workers do have you configured?
>
>
>
> Could you try to changing the uwsgi configuration to workers=1 (or
> processes=1) and then see if it goes beyond 30 connections to amqp.
>
>
>
> *From:* Ionut Biru <ionut at fleio.com>
> *Sent:* Monday, January 4, 2021 4:07 AM
> *To:* Erik Olof Gunnar Andersson <eandersson at blizzard.com>
> *Cc:* feilong <feilong at catalyst.net.nz>; openstack-discuss <
> openstack-discuss at lists.openstack.org>
> *Subject:* Re: [magnum][api] Error system library fopen too many open
> files with magnum-auto-healer
>
>
>
> Hi Erik,
>
>
>
> Here is lsof of one uwsgi api. https://paste.xinu.at/5YUWf/
> <https://urldefense.com/v3/__https:/paste.xinu.at/5YUWf/__;!!Ci6f514n9QsL8ck!wv_wzG-Ntk0gd3ReOupQl-iXIcWpPR3genCqeKNY5JCKZDWxQHSqqa-uxxgUFFhz0Q$>
>
>
>
> I have kubernetes 12.0.1 installed in env.
>
>
>
>
>
> On Sun, Jan 3, 2021 at 3:06 AM Erik Olof Gunnar Andersson <
> eandersson at blizzard.com> wrote:
>
> Maybe something similar to this?
> https://github.com/kubernetes-client/python/issues/1158
> <https://urldefense.com/v3/__https:/github.com/kubernetes-client/python/issues/1158__;!!Ci6f514n9QsL8ck!wv_wzG-Ntk0gd3ReOupQl-iXIcWpPR3genCqeKNY5JCKZDWxQHSqqa-uxxgAtzJkNg$>
>
> What does lsof say?
>
>
>
>
>


-- 
Ionut Biru - https://fleio.com
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