Lines Matching refs:freezer
1 The cgroup freezer is useful to batch job management system which start
5 whole. The cgroup freezer uses cgroups to describe the set of tasks to
9 The cgroup freezer will also be useful for checkpointing running groups
10 of tasks. The freezer allows the checkpoint code to obtain a consistent
47 In contrast, the cgroup freezer uses the kernel freezer code to
52 The cgroup freezer is hierarchical. Freezing a cgroup freezes all
58 The following cgroupfs files are created by cgroup freezer.
60 * freezer.state: Read-write.
83 * freezer.self_freezing: Read only.
86 This value is 1 iff the last write to freezer.state was "FROZEN".
88 * freezer.parent_freezing: Read only.
98 # mkdir /sys/fs/cgroup/freezer
99 # mount -t cgroup -ofreezer freezer /sys/fs/cgroup/freezer
100 # mkdir /sys/fs/cgroup/freezer/0
101 # echo $some_pid > /sys/fs/cgroup/freezer/0/tasks
103 to get status of the freezer subsystem :
105 # cat /sys/fs/cgroup/freezer/0/freezer.state
110 # echo FROZEN > /sys/fs/cgroup/freezer/0/freezer.state
111 # cat /sys/fs/cgroup/freezer/0/freezer.state
113 # cat /sys/fs/cgroup/freezer/0/freezer.state
118 # echo THAWED > /sys/fs/cgroup/freezer/0/freezer.state
119 # cat /sys/fs/cgroup/freezer/0/freezer.state