GitLab runner update - fix samba-fips on Rackspace runners

[Stefan Metzmacher]

Am 06.09.23 um 07:18 schrieb Andrew Bartlett:
> On Wed, 2023-09-06 at 07:09 +0200, Stefan Metzmacher wrote:
>> Hi Andrew,
>>> The old kernels were  4.15.0-159-generic from Ubuntu 18.04
>>> The Kernel under our CI images is now 5.15.0-41-generic from
>>> Ubuntu22.04
>>
>> Can we use the hwe kernels there (linux-generic-hwe-22.04),it would
>> mean we would get 6.2.0-31-generic, and even morerecent ones once
>> ubuntu 23.10 get stable.
>> It would mean we could do io_uring tests with the latestzero copy
>> features available with kernels >= 6.1
> 
> To do that we would need to build a new CI image, eg with packer from a
> Ubuntu minimal image.  We can't at runtime change the kernel image as
> (of course) we need to reboot.
> A new minimal CI image would be a really good thing, because currently
> it spends way to long upgrading all the packages that we don't use, and
> installing docker before the CI can start.
> The ideal would be to build and upload that each time we rebuild the
> bastion host, and have that process automatically remember the image
> ID.
> But currently, no, we can't, sorry!

Ok, at least 5.15 has most of the io_uring features we need,
so it's much better than 5.4.

Also note the autobuilds use 6.2.0-31-generic.

metze