Re: [Xen-devel] [OSSTEST PATCH v11 11/20] ts-openstack-deploy: Increase fd and memory limits for rabbitmq

[Ian Jackson <ian.jackson@xxxxxxxxxxxxx>]

Anthony PERARD writes ("Re: [OSSTEST PATCH v11 11/20] ts-openstack-deploy: 
Increase fd and memory limits for rabbitmq"):
> On Fri, Jun 23, 2017 at 02:41:59PM +0100, Ian Jackson wrote:
> > Anthony PERARD writes ("[OSSTEST PATCH v11 11/20] ts-openstack-deploy: 
> > Increase fd and memory limits for rabbitmq"):
> > > Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
> > 
> > Does this not mean that the upstream defaults are wrong ?
> 
> That depends on what you meant by upstream.
> 
> On Ubuntu, the limit of open fd is set to an higher value via the
> systemd unit file. It does not look like devstack (OpenStack) is
> changing this.
> 
> In devstack, I've seen an increate of the limit of open fd, but via
> systemd, so for all systemd services.

And if one isn't using systemd ?

> As for the memory limit, it was necessary with a host of 4G of RAM. But
> I did not try again with the default limit and a host with 6G of RAM.
> (The default is 0.4, here I've set it to 0.8)

It sounds like the default calculation is not right, then ?

Ian.

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