@beincom/node-profile

Getting started

``
npm install @beincom/node-profile
# yarn add @beincom/node-profile
`

$3

`
# app.module.ts
@Module({
imports: [
ProfileModule.forRootAsync({
useFactory: (configService: ConfigService) => {
const labels: Record = {
pod: process.env.pod,
version: process.env.version,
};

const tags: Record = {};

const profileConfig: ProfileConfig = {
serverAddress: pyroscope.serverAddress,
applicationName: process.env.APP_NAME,
tags: tags,
heap: {
samplingIntervalBytes: Number(process.env.HEAP_INTERVAL_BYTES), // 512 * 1024
stackDepth: Number(process.env.HEAD_STACK_DEPTH), // Maximum is 64
},
wall: {
samplingDurationMs: Number(process.env.WALL_DURATION), // 10 * 1000
samplingIntervalMicros: Number(process.env.WALL_INTERVAL), // 10 1000 1000
},
};

const profileService = new ProfileService(profileConfig);
profileService.setWallLabels(labels);
profileService.start();
return profileService;
},
inject: [ConfigService],
}),
],
providers: [],
exports: [],
})
export class AppModule {}
`

$3

`
# pyroscope-config.yaml
log-level: debug
storage:
type: filesystem
path: /var/lib/pyroscope
scrape-configs:
- job-name: testing # any name
enabled-profiles: [cpu, mem] # cpu and mem for cpu and heap
static-configs:
- application: rideshare
spy-name: nodespy # make pyroscope know it's node profiles
targets:
- localhost:3001 # address of your scrape target
labels:
env: dev # labels
`

`
# docker-compose.yaml
version: '3'

services:
pyroscope:
image: grafana/pyroscope:latest
ports:
- "4040:4040"
environment:
- PYROSCOPE_SERVER_TYPE=pyroscope
- PYROSCOPE_STORAGE_TYPE=filesystem
- PYROSCOPE_LOG_LEVEL=debug
- PYROSCOPE_LISTEN_ADDR=0.0.0.0:4040
- PYROSCOPE_STORAGE_PATH=/var/lib/pyroscope
- PYROSCOPE_MODE=pull
volumes:
- pyroscope-data:/var/lib/pyroscope
- ./pyroscope-config.yaml:/etc/pyroscope/pyroscope-config.yaml

volumes:
pyroscope-data:
driver: local
driver_opts:
type: 'none'
o: 'bind'
device: './pyroscope-data'
`

`
# Run this command:
docker-compose up -d --force-recreate
docker ps
`

!Container

`
docker logs -f 6ba
``

!Logs