https://bugzilla.redhat.com/show_bug.cgi?id=1096280
Bug ID: 1096280
Summary: docker top stopped working, cgroup path changed
Product: Red Hat Enterprise Linux 7
Version: 7.1
Component: docker
Assignee: [email protected]
Reporter: [email protected]
QA Contact: [email protected]
CC: [email protected], [email protected],
[email protected], [email protected],
[email protected], [email protected],
[email protected]
Depends On: 1088125
+++ This bug was initially created as a clone of Bug #1088125 +++
Description of problem:
The `docker top` command stopped working, the path to cgroup processes had
changed.
Version-Release number of selected component (if applicable):
docker-0.10.0-8.el7.x86_64
docker-io-0.10.0-2.fc20.x86_64
How reproducible:
always
Steps to Reproduce:
1. docker run -i fedora bash
2. docker top $NAME
Actual results:
[root@t530 ~]# docker top determined_jones
2014/04/16 07:47:52 Error: open
/sys/fs/cgroup/devices/system.slice/docker/93dfbd4d375cf026df215d87b5d93de8b0a9bd55094e33c2ca3322cd6afb53f1/tasks:
no such file or directory
Expected results:
list of processes...
Additional info:
[root@t530 ~]# ls /sys/fs/cgroup/devices/system.slice/
cgroup.clone_children
cgroup.event_control
cgroup.procs
devices.allow
devices.deny
devices.list
docker-93dfbd4d375cf026df215d87b5d93de8b0a9bd55094e33c2ca3322cd6afb53f1.scope
notify_on_release
tasks
--- Additional comment from Lukas Doktor on 2014-05-05 03:46:55 EDT ---
The same bug is in upstream Docker version 0.10.0, build dc9c28f/0.10.0
Referenced Bugs:
https://bugzilla.redhat.com/show_bug.cgi?id=1088125
[Bug 1088125] docker top stopped working, cgroup path changed
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