Module uses the varnishstat command to provide varnish cache statistics.

It produces:

1. Connections Statistics in connections/s

• accepted
• dropped

2. Client Requests in requests/s

• received

3. All History Hit Rate Ratio in percent

• hit
• miss
• hitpass

4. Current Poll Hit Rate Ratio in percent

• hit
• miss
• hitpass

5. Expired Objects in expired/s

• objects

6. Least Recently Used Nuked Objects in nuked/s

• objects

7. Number Of Threads In All Pools in threads

• threads

8. Threads Statistics in threads/s

• created
• failed
• limited

9. Current Queue Length in requests

• in queue

10. Backend Connections Statistics in connections/s

• successful
• unhealthy
• reused
• closed
• resycled
• failed

10. Requests To The Backend in requests/s

• received

11. ESI Statistics in problems/s

• errors
• warnings

12. Memory Usage in MB

• free
• allocated

13. Uptime in seconds

• uptime

No configuration is needed.