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Implement Pause Resume support for Windows

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Signed-off-by: Darren Stahl <darst@microsoft.com>
Upstream-commit: 69985e85d37af827fe2940a35d13e8b20a08fc8c
Component: engine
This commit is contained in:
Darren Stahl
2016-09-08 17:31:04 -07:00
parent fa70234a33
commit 83dc9e6cea
11 changed files with 121 additions and 33 deletions
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11
components/engine/docs/reference/commandline/pause.md
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@ -19,11 +19,12 @@ Options:
--help Print usage
```
The `docker pause` command uses the cgroups freezer to suspend all processes in
a container. Traditionally, when suspending a process the `SIGSTOP` signal is
used, which is observable by the process being suspended. With the cgroups freezer
the process is unaware, and unable to capture, that it is being suspended,
and subsequently resumed.
The `docker pause` command suspends all processes in a container. On Linux,
this uses the cgroups freezer. Traditionally, when suspending a process the
`SIGSTOP` signal is used, which is observable by the process being suspended.
With the cgroups freezer the process is unaware, and unable to capture,
that it is being suspended, and subsequently resumed. On Windows, only Hyper-V
containers can be paused.
See the
[cgroups freezer documentation](https://www.kernel.org/doc/Documentation/cgroup-v1/freezer-subsystem.txt)

4
components/engine/docs/reference/commandline/unpause.md
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@ -19,8 +19,8 @@ Options:
--help Print usage
```
The `docker unpause` command uses the cgroups freezer to un-suspend all
processes in a container.
The `docker unpause` command un-suspends all processes in a container.
On Linux, it does this using the cgroups freezer.
See the
[cgroups freezer documentation](https://www.kernel.org/doc/Documentation/cgroup-v1/freezer-subsystem.txt)