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fix #3845: also clamp cpu units to cgroup dependent valid range on hotplug

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Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2022-02-11 09:31:12 +01:00
parent 0c6b941e5b
commit 64cc310f0a
1 changed files with 2 additions and 1 deletions
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3
PVE/QemuServer.pm
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@ -4933,7 +4933,8 @@ sub vmconfig_hotplug_pending {
die "skip\n" if !$hotplug_features->{memory};
$value = PVE::QemuServer::Memory::qemu_memory_hotplug($vmid, $conf, $defaults, $opt, $value);
} elsif ($opt eq 'cpuunits') {
$cgroup->change_cpu_shares($conf->{pending}->{$opt}, 1024);
my $new_cpuunits = get_cpuunits({ $opt => $conf->{pending}->{$opt} }); # to clamp
$cgroup->change_cpu_shares($new_cpuunits, 1024);
} elsif ($opt eq 'cpulimit') {
my $cpulimit = $conf->{pending}->{$opt} == 0 ? -1 : int($conf->{pending}->{$opt} * 100000);
$cgroup->change_cpu_quota($cpulimit, 100000);