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Merge branch 'tracing'

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This commit is contained in:
Max Headroom 2022-06-18 20:11:51 +02:00
commit 4a00c891af
3 changed files with 83 additions and 0 deletions
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8
hosts/VEGAS/services/ipfs/default.nix
View file

@ -10,6 +10,14 @@ in
aspect.modules.ipfs
];
systemd.services.ipfs.environment = {
OTEL_TRACES_EXPORTER = "otlp";
OTEL_EXPORTER_OTLP_PROTOCOL = "grpc";
OTEL_EXPORTER_OTLP_ENDPOINT = "http://127.0.0.1:${config.portsStr.tempo-otlp-grpc}";
OTEL_TRACES_SAMPLER = "parentbased_traceidratio";
OTEL_TRACES_SAMPLER_ARG = "0.01";
};
systemd.slices.remotefshost.sliceConfig = {
IOWeight = 5;
IOReadIOPSMax = [

3
hosts/VEGAS/services/monitoring/default.nix
View file

@ -30,6 +30,9 @@ let
myNode = hosts.${config.networking.hostName};
in
{
imports = [
./tracing.nix
];
age.secrets.grafana-secrets = {
file = ../../../../secrets/grafana-secrets.age;
};

72
hosts/VEGAS/services/monitoring/tracing.nix Normal file
View file

@ -0,0 +1,72 @@
{ config, pkgs, ... }:
let
dataDir = "/srv/storage/private/tempo";
tempoConfig = {
server = {
http_listen_address = "127.0.0.1";
http_listen_port = config.ports.tempo;
grpc_listen_address = "127.0.0.1";
grpc_listen_port = config.ports.tempo-grpc;
};
distributor.receivers.otlp = {
protocols = {
http.endpoint = "127.0.0.1:${config.portsStr.tempo-otlp-http}";
grpc.endpoint = "127.0.0.1:${config.portsStr.tempo-otlp-grpc}";
};
};
ingester = {
trace_idle_period = "30s";
max_block_bytes = 1000000;
max_block_duration = "5m";
};
compactor = {
compaction = {
compaction_window = "1h";
max_block_bytes = 100000000;
compacted_block_retention = "10m";
};
};
storage.trace = {
backend = "local";
block = {
bloom_filter_false_positive = 0.05;
index_downsample_bytes = 1000;
encoding = "zstd";
};
wal.path = "${dataDir}/wal";
wal.encoding = "snappy";
local.path = "${dataDir}/blocks";
pool = {
max_workers = 16;
queue_depth = 1000;
};
};
};
in {
reservePortsFor = [ "tempo" "tempo-grpc" "tempo-otlp-http" "tempo-otlp-grpc" ];
users.users.tempo = {
isSystemUser = true;
group = "tempo";
home = dataDir;
createHome = true;
};
users.groups.tempo = {};
systemd.services.tempo = {
wantedBy = [ "multi-user.target" ];
serviceConfig = {
ExecStart = "${pkgs.tempo}/bin/tempo -config.file=${pkgs.writeText "tempo.yaml" (builtins.toJSON tempoConfig)}";
PrivateTmp = true;
};
};
services.grafana.provision.datasources = [
{
name = "Tempo";
url = "http://127.0.0.1:${config.portsStr.tempo}";
type = "tempo";
}
];
}