58 lines
1.9 KiB
Diff
58 lines
1.9 KiB
Diff
From a410e6a2f9adeb46813a5016812ad334c6560b2d Mon Sep 17 00:00:00 2001
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From: dengguangxing <dengguangxing@huawei.com>
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Date: Thu, 18 Jan 2018 11:47:04 +0800
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Subject: [PATCH 46/94] runc: print cgroup info if cpuset missing
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occurs
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[Changelog]: print cgroup info if cpuset missing occurs
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[Author]:Shukui Yang
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Change-Id: I3f8af2b57b441f5f2b4d38cb89d6826a7f24e24b
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Signed-off-by: dengguangxing <dengguangxing@huawei.com>
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---
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libcontainer/cgroups/fs/cpuset.go | 21 +++++++++++++++++++++
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1 file changed, 21 insertions(+)
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diff --git a/libcontainer/cgroups/fs/cpuset.go b/libcontainer/cgroups/fs/cpuset.go
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index 918b9a3..069c491 100644
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--- a/libcontainer/cgroups/fs/cpuset.go
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+++ b/libcontainer/cgroups/fs/cpuset.go
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@@ -9,6 +9,7 @@ import (
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"os"
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"path/filepath"
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+ "github.com/Sirupsen/logrus"
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"github.com/opencontainers/runc/libcontainer/cgroups"
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"github.com/opencontainers/runc/libcontainer/configs"
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libcontainerUtils "github.com/opencontainers/runc/libcontainer/utils"
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@@ -91,6 +92,26 @@ func (s *CpusetGroup) ApplyDir(dir string, cgroup *configs.Cgroup, pid int) erro
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}
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func (s *CpusetGroup) getSubsystemSettings(parent string) (cpus []byte, mems []byte, err error) {
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+ defer func() {
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+ if err != nil {
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+ minfo, err1 := ioutil.ReadFile("/proc/self/mountinfo")
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+ if err1 != nil {
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+ logrus.Errorf("Failed to read mountinfo when getSubsystemSettings get an error")
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+ }
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+
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+ dirInfo := ""
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+ fs, err2 := ioutil.ReadDir(parent)
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+ if err2 != nil {
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+ logrus.Errorf("Failed to read mountinfo when getSubsystemSettings get an error")
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+ }
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+ for _, f := range fs {
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+ dirInfo = dirInfo + " " + f.Name()
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+ }
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+
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+ logrus.Errorf("Read cpuset cgroup failed, print mountinfo and cgroup info here"+
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+ "path: %s, mountinfo: [%s], dirinfo: [%s]", parent, string(minfo), dirInfo)
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+ }
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+ }()
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if cpus, err = ioutil.ReadFile(filepath.Join(parent, "cpuset.cpus")); err != nil {
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return
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}
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--
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2.7.4.3
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