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authorOpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com>2019-07-10 14:50:04 +0200
committerGitHub <noreply@github.com>2019-07-10 14:50:04 +0200
commitcef566306c9132c610cdd028f7e5035433c12798 (patch)
treeff42b12fb448ad05e1381bb1f7bc38106dadc29a /pkg/cgroups/cpu.go
parent551edd287e7cb31327d18c3ebc0d2e6b1160c235 (diff)
parentb0c2bb996276a706585d1a3eebcaa0b687715b5a (diff)
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Merge pull request #3506 from giuseppe/cgroup2-improvements
cgroups: support creating cgroupsv2 paths
Diffstat (limited to 'pkg/cgroups/cpu.go')
-rw-r--r--pkg/cgroups/cpu.go17
1 files changed, 13 insertions, 4 deletions
diff --git a/pkg/cgroups/cpu.go b/pkg/cgroups/cpu.go
index 8640d490e..1c8610cc4 100644
--- a/pkg/cgroups/cpu.go
+++ b/pkg/cgroups/cpu.go
@@ -61,7 +61,7 @@ func (c *cpuHandler) Apply(ctr *CgroupControl, res *spec.LinuxResources) error {
// Create the cgroup
func (c *cpuHandler) Create(ctr *CgroupControl) (bool, error) {
if ctr.cgroup2 {
- return false, fmt.Errorf("cpu create not implemented for cgroup v2")
+ return false, nil
}
return ctr.createCgroupDirectory(CPU)
}
@@ -98,15 +98,24 @@ func (c *cpuHandler) Stat(ctr *CgroupControl, m *Metrics) error {
} else {
usage.Total, err = readAcct(ctr, "cpuacct.usage")
if err != nil {
- return err
+ if !os.IsNotExist(errors.Cause(err)) {
+ return err
+ }
+ usage.Total = 0
}
usage.Kernel, err = readAcct(ctr, "cpuacct.usage_sys")
if err != nil {
- return err
+ if !os.IsNotExist(errors.Cause(err)) {
+ return err
+ }
+ usage.Kernel = 0
}
usage.PerCPU, err = readAcctList(ctr, "cpuacct.usage_percpu")
if err != nil {
- return err
+ if !os.IsNotExist(errors.Cause(err)) {
+ return err
+ }
+ usage.PerCPU = nil
}
}
m.CPU = CPUMetrics{Usage: usage}