loki_promtail.md

loki_promtail.md

======================== promtail.yaml ==========================

server:
  http_listen_port: 9080
  grpc_listen_port: 0

positions:
  filename: /tmp/positions.yaml

clients:
  - url: http://192.168.6.36:3100/loki/api/v1/push

scrape_configs:
- job_name: system
  static_configs:
  - targets:
      - localhost
    labels:
      job: cephlogs
      __path__: /var/log/ceph/*log

========================== loki.yaml ============================

auth_enabled: false

server:
  http_listen_port: 3100
  grpc_listen_port: 9096

common:
  instance_addr: 192.168.6.36
  path_prefix: /tmp/loki
  storage:
    filesystem:
      chunks_directory: /tmp/loki/chunks
      rules_directory: /tmp/loki/rules
  replication_factor: 1
  ring:
    kvstore:
      store: inmemory

query_range:
  results_cache:
    cache:
      embedded_cache:
        enabled: true
        max_size_mb: 100

schema_config:
  configs:
    - from: 2020-10-24
      store: boltdb-shipper
      object_store: filesystem
      schema: v11
      index:
        prefix: index_
        period: 24h

ruler:
  alertmanager_url: http://localhost:9093

====================== promtail.service =========================

[Unit]
Description=Loki service used to gather logs.

[Service]
Restart=on-failure
User=root
ExecStart=/usr/local/bin/loki-linux-amd64 -config.file /etc/grafana/loki.yaml
ExecReload=/bin/kill -HUP $MAINPID
TimeoutStopSec=20s
SendSIGKILL=no

[Install]
WantedBy=multi-user.target

scp loki.yaml woden@192.168.6.36:.
scp loki.service woden@192.168.6.36:.
scp promtail.yaml woden@192.168.6.36:.
scp promtail.service woden@192.168.6.36:.

scp promtail.yaml woden@192.168.6.32:.
scp promtail.service woden@192.168.6.32:.
scp promtail.yaml woden@192.168.6.34:.
scp promtail.service woden@192.168.6.34:.
scp promtail.yaml woden@192.168.6.35:.
scp promtail.service woden@192.168.6.35:.

wget https://github.com/grafana/loki/releases/download/v2.8.1/loki-linux-amd64.zip
wget https://github.com/grafana/loki/releases/download/v2.8.1/promtail-linux-amd64.zip
unzip loki-linux-amd64.zip
unzip promtail-linux-amd64.zip

sudo mkdir /etc/grafana
sudo cp loki.yaml /etc/grafana/
sudo cp promtail.yaml /etc/grafana/
sudo cp promtail-linux-amd64 /usr/local/bin/
sudo cp loki-linux-amd64 /usr/local/bin/

sudo cp loki.service /etc/systemd/system
sudo cp promtail.service /etc/systemd/system

sudo systemctl daemon-reload 
sudo systemctl start promtail.service 
sudo systemctl enable promtail.service 
sudo systemctl status promtail.service 

sudo systemctl start loki.service 
sudo systemctl enable loki.service 
sudo systemctl status loki.service 

wget https://github.com/grafana/loki/releases/download/v2.8.1/promtail-linux-amd64.zip
unzip promtail-linux-amd64.zip

sudo mkdir /etc/grafana
sudo cp promtail-linux-amd64 /usr/local/bin/
sudo cp promtail.yaml /etc/grafana/
sudo cp promtail.service /etc/systemd/system

sudo systemctl daemon-reload 
sudo systemctl start promtail.service 
sudo systemctl enable promtail.service 
sudo systemctl status promtail.service