I just discovered 'atop'. This is a fantastic tool for identifying performance bottlenecks in Linux. It supports a long term monitoring mode, in which it logs data to a binary log. I would like to ...
On CentOs, I have a task that converts files. It runs day and night and I want to ensure its using all 4 cores most of the time. In Windows I can just look at the performance histograms in Task ...
Why is iftop using so much memory? Are there any tools that are powerful, but do not use so much memory?
pmap iftop_id b7fce000 4K rw--- /lib/ld-2.5.so bf9aa000 84K rw--- [ stack ] total 204940K The memory of the server is only 1GB, but iftop takes 204MB. It is crazy that iftop uses ...
Scenario: All of a sudden, my computer feels sluggish. Mouse moves but windows take ages to open, etc. uptime says the load is 7.69 and raising. What is the fastest way to find out which process(es) ...