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varnish

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

  11. Requests To The Backend in requests/s
    * received

  12. ESI Statistics in problems/s
    * errors
    * warnings

  13. Memory Usage in MB
    * free
    * allocated

  14. Uptime in seconds
    * uptime

configuration

No configuration is needed.