talexander/machine_setup
1
0
Fork 0
Code Issues Pull Requests Releases Activity

Tweak the containerd garbage collect threshold on kubelets.

Browse Source 
Pods were getting evicted due to disk pressure, so this causes garbage collection to trigger sooner.
This commit is contained in:
Tom Alexander
2026-07-18 13:59:46 -04:00
parent a3cdaa9128
commit 24f4a8c2d9
2 changed files with 12 additions and 6 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
nix/kubernetes/flake.lock generated
View File

@@ -22,11 +22,11 @@
] ]
}, },
"locked": { "locked": {
"lastModified": 1780290312, "lastModified": 1781152676,
"narHash": "sha256-eTAlX0CwgB84Ts3GaBd944A3DRXVMzgA0EqroZBISUo=", "narHash": "sha256-RxWs5ND31KzTG7wvMM+PMfUjyNpmIEr999lqNARaM5o=",
"owner": "nix-community", "owner": "nix-community",
"repo": "disko", "repo": "disko",
"rev": "115e5211780054d8a890b41f0b7734cafad54dfe", "rev": "ff8702b4de27f72b4c78573dfb89ec74e36abdf1",
"type": "github" "type": "github"
}, },
"original": { "original": {
@@ -164,11 +164,11 @@
}, },
"nixpkgs": { "nixpkgs": {
"locked": { "locked": {
"lastModified": 1780749050, "lastModified": 1784120854,
"narHash": "sha256-3av0pIjlOWQ6rDbNOmpUSvbNnJkGORQKKjb4LtCZsIY=", "narHash": "sha256-KesHgItiZPgGX740axSiQLcIQ8D24MDqNpkKYWIek8k=",
"owner": "NixOS", "owner": "NixOS",
"repo": "nixpkgs", "repo": "nixpkgs",
"rev": "a799d3e3886da994fa307f817a6bc705ae538eeb", "rev": "753cc8a3a87467296ddd1fa93f0cc3e81120ee46",
"type": "github" "type": "github"
}, },
"original": { "original": {

6
nix/kubernetes/roles/kubelet/default.nix
View File

@@ -48,6 +48,12 @@ let
"fd00:3e42:e349::10" "fd00:3e42:e349::10"
]; ];
imageMaximumGCAge = "24h"; # Delete unused images after 1 day. imageMaximumGCAge = "24h"; # Delete unused images after 1 day.
imageGCHighThresholdPercent = 80;
imageGCLowThresholdPercent = 70;
evictionHard = {
"nodefs.available" = "5%";
"imagefs.available" = "10%";
};
}; };
kubelet_config_file = (to_yaml_file "kubelet-config.yaml" kubelet_config); kubelet_config_file = (to_yaml_file "kubelet-config.yaml" kubelet_config);
in in