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| author | Sascha Grunert <sgrunert@suse.com> | 2020-04-06 13:04:52 +0200 |
|---|---|---|
| committer | Sascha Grunert <sgrunert@suse.com> | 2020-04-07 09:03:30 +0200 |
| commit | 7864afd6b2c0cfaa91a7cd1d255ece4c89814ce2 (patch) | |
| tree | fe086fee70addd9cc182490bd6deee5bf45ebdac /pkg/cgroups/pids.go | |
| parent | f7dffedeb610df662e69915fcff1bb37986baf55 (diff) | |
| download | podman-7864afd6b2c0cfaa91a7cd1d255ece4c89814ce2.tar.gz podman-7864afd6b2c0cfaa91a7cd1d255ece4c89814ce2.tar.bz2 podman-7864afd6b2c0cfaa91a7cd1d255ece4c89814ce2.zip | |
Do not error on pids.current stats if ctr.path is empty
If the ctr.path is empty, then we do not try to access
`/sys/fs/cgroup/pids/pids.current` any more because this path will be
wrong in any case. We now return and do not set the PIDs stats.
Refers to https://github.com/cri-o/cri-o/issues/3522
Signed-off-by: Sascha Grunert <sgrunert@suse.com>
Diffstat (limited to 'pkg/cgroups/pids.go')
| -rw-r--r-- | pkg/cgroups/pids.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/pkg/cgroups/pids.go b/pkg/cgroups/pids.go index 65b9b5b34..92f82553b 100644 --- a/pkg/cgroups/pids.go +++ b/pkg/cgroups/pids.go @@ -44,8 +44,12 @@ func (c *pidHandler) Destroy(ctr *CgroupControl) error { // Stat fills a metrics structure with usage stats for the controller func (c *pidHandler) Stat(ctr *CgroupControl, m *Metrics) error { - var PIDRoot string + if ctr.path != "" { + // nothing we can do to retrieve the pids.current path + return nil + } + var PIDRoot string if ctr.cgroup2 { PIDRoot = filepath.Join(cgroupRoot, ctr.path) } else { |