Hi Thomas,
Yes we set it to a million.
>From our puppet manifest:
# need to increase aio-max-nr to allow many bluestore devs
sysctl { 'fs.aio-max-nr': val => '1048576' }
Cheers, Dan
On Aug 30, 2017 9:53 AM, "Thomas Bennett" <thomas@xxxxxxxxx> wrote:
>
> Hi,
>
> I've been testing out Luminous and I've noticed that at some point the number of osds per nodes was limited by aio-max-nr. By default its set to 65536 in Ubuntu 16.04
>
> Has anyone else experienced this issue?
>
> fs.aio-nr currently sitting at 196608 with 48 osds.
>
> I have 48 osd's per node so I've added fs.aio-max-nr = 262144 in my /etc/systctl.d/ceph-tuning.conf file.
>
> Cheers,
> Tom
>
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