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laijs wants to merge 2 commits into from
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Update cgroup #129

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13eee64
add example json for cgroup
laijs Aug 31, 2015
a043252
rename the "Control groups" to "Resources" and update the description
laijs Aug 31, 2015
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43 changes: 39 additions & 4 deletions runtime-config-linux.md
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Expand Up @@ -125,11 +125,46 @@ Next parameters can be specified:
]
```

## Control groups
## Resources

Also known as cgroups, they are used to restrict resource usage for a container and handle
device access. cgroups provide controls to restrict cpu, memory, IO, and network for
the container. For more information, see the [kernel cgroups documentation](https://www.kernel.org/doc/Documentation/cgroups/cgroups.txt).
Resources controlling in groups, also known as cgroups, they are used to restrict resource usage for a container and handle device access.
Cgroups provide controls to restrict cpu, memory, IO, and network for the container.
For more information, see the [kernel cgroups documentation](https://www.kernel.org/doc/Documentation/cgroups/cgroups.txt).

```json
"resources": {
"disableOOMKiller": false,
"memory": {
"limit": 0,
"reservation": 0,
"swap": 0,
"kernel": 0,
"swappiness": -1
},
"cpu": {
"shares": 0,
"quota": 0,
"period": 0,
"realtimeRuntime": 0,
"realtimePeriod": 0,
"cpus": "",
"mems": ""
},
"blockIO": {
"blkioWeight": 0,
"blkioWeightDevice": "",
"blkioThrottleReadBpsDevice": "",
"blkioThrottleWriteBpsDevice": "",
"blkioThrottleReadIopsDevice": "",
"blkioThrottleWriteIopsDevice": ""
},
"hugepageLimits": null,
"network": {
"classId": "",
"priorities": null
}
}
```

## Sysctl

Expand Down