28 lines
1006 B
Nix
28 lines
1006 B
Nix
{ lib, pkgs, config, ... }: # Standard module arguments
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{
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services.vmalert.rules.groups = [
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{
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name = "DiskUsageAlerts";
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rules = [
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{
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alert = "HighDiskUsage";
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expr = ''
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(
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node_filesystem_size_bytes{fstype!~"tmpfs|rootfs",mountpoint!=""} - node_filesystem_avail_bytes{fstype!~"tmpfs|rootfs",mountpoint!=""}
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) / node_filesystem_size_bytes{fstype!~"tmpfs|rootfs",mountpoint!=""} * 100 > 85
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'';
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for = "15m";
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labels = {
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severity = "warning";
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category = "capacity";
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};
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annotations = {
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summary = "High disk usage on {{ $labels.instance }} at {{ $labels.mountpoint }}";
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description = "Disk usage on {{ $labels.instance }} for mount point {{ $labels.mountpoint }} (fstype: {{ $labels.fstype }}) has been above 85% for more than 15 minutes. Current value: {{ $value | printf \"%.2f\" }}%.";
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};
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}
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];
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}
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];
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}
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