On Thu, 2019-02-07 at 21:58 +0100, Bastian Blank wrote: > On Thu, Feb 07, 2019 at 10:17:53AM +0100, Thomas Goirand wrote: > > As a follow-up with the discussion about agent inside VMs, I wonder > > if > > we should install qemu-guest-agent inside our images. Normally, it > > provides what Ted was talking about: hooks for freezing filesystem, > > mysql, etc. > > In which environment would this agent be useful? Can OpenStack make > use > of it?
OpenStack will use it to quiesce filesystems so that consistent snapshots can be taken: https://blueprints.launchpad.net/nova/+spec/quiesced-image-snapshots-wi th-qemu-guest-agent Some operators also use it to collect metric information from within the instances. Cheers, Andrew -- Andrew Ruthven, Wellington, New Zealand [email protected] | linux.conf.au 2019, Christchurch, NZ Catalyst Cloud: | https://lca2019.linux.org.au/ https://catalystcloud.nz |
