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moby--moby/libcontainerd/oom_linux.go
Derek McGowan 1009e6a40b
Update logrus to v1.0.1
Fixes case sensitivity issue

Signed-off-by: Derek McGowan <derek@mcgstyle.net>
2017-07-31 13:16:46 -07:00

31 lines
752 B
Go

package libcontainerd
import (
"fmt"
"os"
"strconv"
"github.com/opencontainers/runc/libcontainer/system"
"github.com/sirupsen/logrus"
)
func setOOMScore(pid, score int) error {
oomScoreAdjPath := fmt.Sprintf("/proc/%d/oom_score_adj", pid)
f, err := os.OpenFile(oomScoreAdjPath, os.O_WRONLY, 0)
if err != nil {
return err
}
stringScore := strconv.Itoa(score)
_, err = f.WriteString(stringScore)
f.Close()
if os.IsPermission(err) {
// Setting oom_score_adj does not work in an
// unprivileged container. Ignore the error, but log
// it if we appear not to be in that situation.
if !system.RunningInUserNS() {
logrus.Debugf("Permission denied writing %q to %s", stringScore, oomScoreAdjPath)
}
return nil
}
return err
}