0
votes
1answer
273 views

High response time with pingdom

I have a server hosted at my end, I am monitoring the server with pingdom and also my router. Strange thing is the response time towards the router is fine, but when the traffic flows towards the ...
1
vote
0answers
82 views

Getting the virtual memory address for (major) page faults

On a Linux (Cent OS 5) system, I have a process that accesses a large amount of memory mapped files. The process is generating a large amount of page faults because the aggregated size of the mapped ...
2
votes
5answers
330 views

Figuring out what's causing a server to slow down

I have a potential client that has a php site that performs fine most of the time. However, every week or so, it will experience lag (slow page loading). I am sure there are a myriad of things that ...
0
votes
2answers
153 views

What to seek/avoid in a hosted server monitoring service?

I'm looking for hosted monitoring solution (CPU, memory, disk, loads, mysql, replication network etc..) for a group of servers on Amazon EC2 /Scalr (app, mysql, load balancer). So far I found ...
1
vote
5answers
199 views

Network Monitoring and Filtering [closed]

As the IT administrator for my company I have been tasked with deciding what traffic to filter, shape, and othewise monitor on our network. What protocols, applications, and other network traffic do ...