Architecture
• Promtail → Agent which read the log for log file.
• Loki → server
• Grafana → Data visualization tool to disply logs for different different visualization panels like time-series, bar chart , stat visualization.
• Using loki query fetch data from server and disply on Grafana widgets
Step 1 : Folder structure
Make these folder and file.
Step 2 : Downlode loki. Exe and promtail.exe file form github.
Now open notepad and configure loki and promtail configuration file
loki configuration file
promtail configuration file
Run command to start loki and then promtail
loki-windows-amd64.exe -config.file=loki-config.yaml
promtail-windows-amd64.exe -config.file=promtail-config.yaml
Step 3:
Now import the application-error-logs Json in grafana
Step 4:
Loki query to fetch logs by loki server and display on grafana panels
Note : Logs display according to time
Application Errors
Application Warnings:
Total error count
Final Output:
