use CGroup::get_memory_stat

Signed-off-by: Wolfgang Bumiller <w.bumiller@proxmox.com>

diff --git a/src/PVE/LXC.pm b/src/PVE/LXC.pm
index 30e7713f15c07dfd6270536582f18818248310fc..6c4980b5a55de8b023a5d0b2da03942083fc5bbd 100644 (file)
--- a/src/PVE/LXC.pm
+++ b/src/PVE/LXC.pm
@@ -261,12 +261,9 @@ sub vmstatus {
 
        my $cgroups = PVE::LXC::CGroup->new($vmid);
 
-       if (-d '/sys/fs/cgroup/memory') {
-           my $memory_stat = read_cgroup_list('memory', $vmid, $unpriv, 'memory.stat');
-           my $mem_usage_in_bytes = read_cgroup_value('memory', $vmid, $unpriv, 'memory.usage_in_bytes');
-
-           $d->{mem} = $mem_usage_in_bytes - $memory_stat->{total_cache};
-           $d->{swap} = read_cgroup_value('memory', $vmid, $unpriv, 'memory.memsw.usage_in_bytes') - $mem_usage_in_bytes;
+       if (defined(my $mem = $cgroups->get_memory_stat())) {
+           $d->{mem} = $mem->{mem};
+           $d->{swap} = $mem->{swap};
        } else {
            $d->{mem} = 0;
            $d->{swap} = 0;