Note: This service is in WARNING state because one of the values reported is outside the allowed range. Please see further down for information about the ranges and the graph for the values.
daily graph
weekly graph
monthly graph
yearly graph

Graph information

This graph shows average waiting time/latency for different categories of disk operations. The times that include the queue times indicate how busy your system is. If the waiting time hits 1 second then your I/O system is 100% busy.

Field Internal name Type Warning Critical Info
Device IO time svctm gauge Average time an I/O takes on the block device not including any queue times, just the round trip time for the disk request.
IO Wait time avgwait gauge Average wait time for an I/O from request start to finish (includes queue times et al)
Read IO Wait time avgrdwait gauge 0:3 Average wait time for a read I/O from request start to finish (includes queue times et al)
Write IO Wait time avgwrwait gauge 0:3 Average wait time for a write I/O from request start to finish (includes queue times et al)
This page was generated by Munin version 2.0.25-1+deb8u3 at 2020-02-17 04:32:41+0100 (CET) with MunStrap template.