my-lib/settings: manage settings shared globally

This commit is contained in:
xinyangli 2024-12-03 16:43:39 +08:00
parent 4169513ead
commit d9a7b3d48c
Signed by: xin
SSH key fingerprint: SHA256:UU5pRTl7NiLFJbWJZa+snLylZSXIz5rgHmwjzv8v4oE
5 changed files with 135 additions and 59 deletions

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@ -15,6 +15,7 @@ creation_rules:
- age:
- *xin
- *host-calcite
- *host-weilite
- *host-massicot
- *host-thorite
- *host-biotite

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lastmodified: "2024-11-30T06:31:42Z"
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@ -1,3 +1,11 @@
{
mkSystemdDebug =
{ lib, pkgs }:
{
ExecStart = lib.mkForce "${pkgs.tmux}/bin/tmux -S /tmp/tmux.socket new-session -s my-session -d";
ExecStop = lib.mkForce "${pkgs.tmux}/bin/tmux -S /tmp/tmux.socket kill-session -t my-session";
Type = "forking";
};
}
// (import ./prometheus.nix)
// (import ./settings.nix)

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@ -108,22 +108,10 @@ in
description = "The 1-minute load average ({{ $value }}) exceeds 80% the number of CPUs.";
};
}
{
alert = "HighTransmitTraffic";
expr = "rate(node_network_transmit_bytes_total{device!=\"lo\"}[5m]) > 100000000";
for = "1m";
labels = {
severity = "warning";
};
annotations = {
summary = "High network transmit traffic on {{ $labels.instance }} ({{ $labels.device }})";
description = "The network interface {{ $labels.device }} on {{ $labels.instance }} is transmitting data at a rate exceeding 100 MB/s for the last 1 minute.";
};
}
{
alert = "NetworkTrafficExceedLimit";
expr = ''increase(node_network_transmit_bytes_total{device!="lo",device!~"tailscale.*",device!~"wg.*",device!~"br.*"}[30d]) > 322122547200'';
for = "0m";
expr = ''sum by(instance) (increase(node_network_transmit_bytes_total{device!="lo", device!~"tailscale.*", device!~"wg.*", device!~"br.*"}[30d])) > 322122547200'';
for = "1m";
labels = {
severity = "critical";
};
@ -131,6 +119,66 @@ in
summary = "Outbound network traffic exceed 300GB for last 30 day";
};
}
{
alert = "HighDiskUsage";
expr = ''(1 - node_filesystem_free_bytes{fstype!~"vfat|ramfs"} / node_filesystem_size_bytes) * 100 > 85'';
for = "5m";
labels = {
severity = "warning";
};
annotations = {
summary = "High disk usage on {{ $labels.instance }}";
};
}
{
alert = "DiskWillFull";
expr = ''predict_linear(node_filesystem_free_bytes{fstype!~"vfat|ramfs"}[1h], 12 * 3600) < (node_filesystem_size_bytes * 0.05)'';
for = "3m";
labels = {
severity = "critical";
};
annotations = {
summary = "Disk usage will exceed 95% in 12 hours on {{ $labels.instance }}";
description = "Disk {{ $labels.mountpoint }} is predicted to exceed 92% usage within 12 hours at current growth rate";
};
}
{
alert = "HighSwapUsage";
expr = ''(1 - (node_memory_SwapFree_bytes / node_memory_SwapTotal_bytes)) * 100 > 80'';
for = "5m";
labels = {
severity = "warning";
};
annotations = {
summary = "High swap usage on {{ $labels.instance }}";
description = "Swap usage is above 80% for 5 minutes\n Current value: {{ $value }}%";
};
}
{
alert = "OOMKillDetected";
expr = ''increase(node_vmstat_oom_kill[5m]) > 0'';
for = "1m";
labels = {
severity = "critical";
};
annotations = {
summary = "OOM kill detected on {{ $labels.instance }}";
description = "Out of memory killer was triggered in the last 5 minutes";
};
}
{
alert = "HighMemoryUsage";
expr = ''(1 - (node_memory_MemAvailable_bytes / node_memory_MemTotal_bytes)) * 100 > 90'';
for = "5m";
labels = {
severity = "warning";
};
annotations = {
summary = "High memory usage on {{ $labels.instance }}";
description = "Memory usage is above 90% for 5 minutes\n Current value: {{ $value }}%";
};
}
];
}
);
@ -152,6 +200,9 @@ in
static_configs = [
{
targets = targetAddresses;
labels = {
from = hostAddress;
};
}
];
relabel_configs = [
@ -187,23 +238,25 @@ in
severity = "warning";
};
annotations = {
summary = "High request latency on {{ $labels.instance }}";
description = "Request latency is above 0.5 seconds for the last 3 minutes.";
summary = "High request latency from {{ $labels.from }} to {{ $labels.instance }}";
description = "Request latency is above 0.5 seconds for the last 2 minutes.";
};
}
{
alert = "VeryHighProbeLatency";
expr = "probe_duration_seconds > 1";
expr = "probe_duration_seconds > 2";
for = "3m";
labels = {
severity = "critical";
};
annotations = {
summary = "High request latency on {{ $labels.instance }}";
description = "Request latency is above 0.5 seconds for the last 3 minutes.";
summary = "Very high request latency from {{ $labels.from }} to {{ $labels.instance }}";
description = "Request latency is above 2 seconds for the last 2 minutes.";
};
}
];
}
);
# mkResticScrapes = mkFunction () ;
}

View file

@ -0,0 +1,5 @@
{
settings = {
alertmanagerPort = 9093;
};
}