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sync safe sysctl ipv4.rmen and ipv4.wmem for v1.32

pull/48008/head
Paco Xu 2024-09-20 11:36:39 +08:00
parent f9610cd94d
commit de6ead9316
2 changed files with 4 additions and 0 deletions
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2
content/en/docs/reference/node/kernel-version-requirements.md
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@ -32,6 +32,8 @@ Code: https://github.com/kubernetes/kubernetes/blob/00236ae0d73d2455a2470469ed10
- `net.ipv4.tcp_keepalive_intvl` (since Kubernetes 1.29, needs kernel 4.5+);
- `net.ipv4.tcp_keepalive_probes` (since Kubernetes 1.29, needs kernel 4.5+);
- `net.ipv4.tcp_syncookies` (namespaced since kernel 4.6+).
- `net.ipv4.tcp_rmem` (since Kubernetes 1.32, needs kernel 4.15+).
- `net.ipv4.tcp_wmem` (since Kubernetes 1.32, needs kernel 4.15+).
- `net.ipv4.vs.conn_reuse_mode` (used in `ipvs` proxy mode, needs kernel 4.1+);
### kube proxy `nftables` proxy mode

2
content/en/docs/tasks/administer-cluster/sysctl-cluster.md
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@ -81,6 +81,8 @@ The following sysctls are supported in the _safe_ set:
- `net.ipv4.tcp_fin_timeout` (since Kubernetes 1.29, needs kernel 4.6+);
- `net.ipv4.tcp_keepalive_intvl` (since Kubernetes 1.29, needs kernel 4.5+);
- `net.ipv4.tcp_keepalive_probes` (since Kubernetes 1.29, needs kernel 4.5+).
- `net.ipv4.tcp_rmem` (since Kubernetes 1.32, needs kernel 4.15+).
- `net.ipv4.tcp_wmem` (since Kubernetes 1.32, needs kernel 4.15+).
{{< note >}}
There are some exceptions to the set of safe sysctls: