From 6f777c9e64c0a4116866fdde10f66879e1eac170 Mon Sep 17 00:00:00 2001 From: Weiping Cai Date: Wed, 27 Jan 2021 11:03:58 +0800 Subject: [PATCH] fix pid pressure Signed-off-by: Weiping Cai --- content/en/docs/tasks/administer-cluster/out-of-resource.md | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/content/en/docs/tasks/administer-cluster/out-of-resource.md b/content/en/docs/tasks/administer-cluster/out-of-resource.md index c45a773c45..f750dd2585 100644 --- a/content/en/docs/tasks/administer-cluster/out-of-resource.md +++ b/content/en/docs/tasks/administer-cluster/out-of-resource.md @@ -117,9 +117,10 @@ The `kubelet` has the following default hard eviction threshold: * `memory.available<100Mi` * `nodefs.available<10%` -* `nodefs.inodesFree<5%` * `imagefs.available<15%` +On a Linux node, the default value also includes `nodefs.inodesFree<5%`. + ### Eviction Monitoring Interval The `kubelet` evaluates eviction thresholds per its configured housekeeping interval. @@ -140,6 +141,7 @@ The following node conditions are defined that correspond to the specified evict |-------------------|---------------------------------------------------------------------------------------|------------------------------------------------------------------------------------------------------------------------------| | `MemoryPressure` | `memory.available` | Available memory on the node has satisfied an eviction threshold | | `DiskPressure` | `nodefs.available`, `nodefs.inodesFree`, `imagefs.available`, or `imagefs.inodesFree` | Available disk space and inodes on either the node's root filesystem or image filesystem has satisfied an eviction threshold | +| `PIDPressure` | `pid.available` | Available processes identifiers on the (Linux) node has fallen below an eviction threshold | | The `kubelet` continues to report node status updates at the frequency specified by `--node-status-update-frequency` which defaults to `10s`.