From: Oguz Bektas <o.bektas@proxmox.com>
To: Proxmox VE development discussion <pve-devel@lists.proxmox.com>
Subject: Re: [pve-devel] [PATCH qemu-server] fix removing cpulimit on running vm
Date: Thu, 21 Oct 2021 11:53:20 +0200 [thread overview]
Message-ID: <YXE4kFF4pmA76Zen@gaia> (raw)
In-Reply-To: <20211012112052.437232-1-d.csapak@proxmox.com>
hi,
works for cgroupv2 but with 'systemd.unified_cgroup_hierarchy=0' in
cmdline it errors:
====
update VM 101: -delete cpulimit
400 Parameter verification failed.
cpulimit: hotplug problem - closing file
'/sys/fs/cgroup/cpu/qemu.slice/101.scope//cpu.cfs_period_us' failed -
Invalid argument
====
On Tue, Oct 12, 2021 at 01:20:52PM +0200, Dominik Csapak wrote:
> like in pve-container:
> 04a62bd ("fix #3506: config: fix removing the cpulimit of a running CT")
>
> reported in the forums (no bug# yet):
> https://forum.proxmox.com/threads/issue-with-removing-cpu-limit-from-running-vm.97799/
>
> Signed-off-by: Dominik Csapak <d.csapak@proxmox.com>
> ---
> PVE/QemuServer.pm | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/PVE/QemuServer.pm b/PVE/QemuServer.pm
> index eb29fc2..1d31d02 100644
> --- a/PVE/QemuServer.pm
> +++ b/PVE/QemuServer.pm
> @@ -4754,7 +4754,7 @@ sub vmconfig_hotplug_pending {
> } elsif ($opt eq 'cpuunits') {
> $cgroup->change_cpu_shares(undef, 1024);
> } elsif ($opt eq 'cpulimit') {
> - $cgroup->change_cpu_quota(-1, 100000);
> + $cgroup->change_cpu_quota(undef, undef); # reset, cgroup module can better decide values
> } else {
> die "skip\n";
> }
> --
> 2.30.2
>
>
>
> _______________________________________________
> pve-devel mailing list
> pve-devel@lists.proxmox.com
> https://lists.proxmox.com/cgi-bin/mailman/listinfo/pve-devel
>
>
next prev parent reply other threads:[~2021-10-21 9:53 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-12 11:20 Dominik Csapak
2021-10-21 9:53 ` Oguz Bektas [this message]
2021-10-21 10:51 ` Dominik Csapak
2021-10-21 11:43 ` Oguz Bektas
2021-10-21 14:21 ` Dominik Csapak
2021-10-21 14:51 ` Oguz Bektas
2021-10-22 10:04 ` [pve-devel] applied: " Thomas Lamprecht
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