<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 3.2//EN"> <HTML> <HEAD> <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> <META NAME="Generator" CONTENT="MS Exchange Server version 6.5.7652.24"> <TITLE>high check latency, slow update of config on web interface</TITLE> </HEAD> <BODY>  Hi all, I am currently monitoring 50 hosts with no services, only pinging them. perf info for these 50 hosts: check interval: 10 mins check duration: avg 4 s (5 pings) but my check latency fluctuates alot (10s , 140s , 250s) I am also monitoring 2 other hosts with 10 services. perf info for these 10 services: check interval: 1 min check duration: avg 3s check latency fluctuates (2s, 5s, 48s) Why does the latency fluctuates so much? Another problem is that after i update my config file, verify and restart nagios, it takes 15 mins for the web interface to register the change. Under "view config", the change was not registered too. Are the 2 problems linked? Thanks. </BODY> </HTML>