Getting invalid request when querying co-mounted cgroups
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
cgmanager (Ubuntu) |
Fix Released
|
Critical
|
Serge Hallyn |
Bug Description
root@autopkgtest:~# cgm listcontrollers
blkio
cpu,cpuacct
cpuset
devices
freezer
hugetlb
memory
net_cls,net_prio
perf_event
name=systemd
root@autopkgtest:~# cgm gettasks cpu,cpuacct .
call to cgmanager_
root@autopkgtest:~# cgm gettasks cpu .
5369
5432
5433
5452
5453
16921
16934
16935
23051
root@autopkgtest:~# cgmanager --version
cgmanager 0.36
This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
root@autopkgtest:~# dpkg -l | grep cgmanager
ii cgmanager 0.36-2ubuntu3 amd64 Central cgroup manager daemon
ii libcgmanager0:amd64 0.36-2ubuntu3 amd64 Central cgroup manager daemon (client library)
root@autopkgtest:~#
no longer affects: | lxcfs (Ubuntu) |
This bug was caught by the lxcfs testsuite and indeed breaks lxcfs for any container task which attempts to access the co-mounted cgroups (liked systemd).