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Merge pull request #860 from mistyhacks/explain-netio-blockio 

Explain the columns shown in docker stats
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Sebastiaan van Stijn 2018-02-05 18:47:24 -08:00 committed by GitHub
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docs/reference/commandline/stats.md
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@ -50,6 +50,18 @@ e5c383697914 test-1951.1.kay7x1lh1twk9c0oig50sd5tr 0.00%
4bda148efbc0 random.1.vnc8on831idyr42slu578u3cr 0.00% 1.672MiB / 1.952GiB 0.08% 110kB / 0B 578kB / 0B 2
```
If you don't [specify a format string using `--format`](#formatting), the
following columns are shown.
| Column name | Description |
|---------------------------|-----------------------------------------------------------------------------------------------|
| `CONTAINER ID` and `Name` | the ID and name of the container |
| `CPU %` and `MEM %` | the percentage of the host's CPU and memory the container is using |
| `MEM USAGE / LIMIT` | the total memory the container is using, and the total amount of memory it is allowed to use |
| `NET I/O` | The amount of data the container has sent and received over its network interface |
| `BLOCK I/O` | The amount of data the container has read to and written from block devices on the host |
| `PIDs` | the number of processes or threads the container has created |
Running `docker stats` on multiple containers by name and id against a Linux daemon.
```bash