Doc about PID pressure condition. (#8211)

* Doc about PID pressure condition. Signed-off-by: Da K. Ma <[email protected]> * "so" -> "too"
kubernetes · Jun 27, 2018 · 9b4e698 · 9b4e698
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commit 9b4e698
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diff --git a/content/en/docs/concepts/architecture/nodes.md b/content/en/docs/concepts/architecture/nodes.md
@@ -51,6 +51,7 @@ The `conditions` field describes the status of all `Running` nodes.
 | `OutOfDisk`    | `True` if there is insufficient free space on the node for adding new pods, otherwise `False` |
 | `Ready`        | `True` if the node is healthy and ready to accept pods, `False` if the node is not healthy and is not accepting pods, and `Unknown` if the node controller has not heard from the node in the last `node-monitor-grace-period` (default is 40 seconds) |
 | `MemoryPressure`    | `True` if pressure exists on the node memory -- that is, if the node memory is low; otherwise `False` |
+| `PIDPressure`    | `True` if pressure exists on the processes -- that is, if there are too many processes on the node; otherwise `False` |
 | `DiskPressure`    | `True` if pressure exists on the disk size -- that is, if the disk capacity is low; otherwise `False` |
 | `NetworkUnavailable`    | `True` if the network for the node is not correctly configured, otherwise `False` |
 | `ConfigOK`    | `True` if the kubelet is correctly configured, otherwise `False` |