iotop is great for diagnosing disk I/O :) On 3 Feb 2013, at 19:28, "Rob Malpass" <li...@getiton.myzen.co.uk> wrote:
> Hi all > > For some reason, the external drive that my media centre has all its stuff on > has just started working really hard. I’m not sure whether I should be > worried but my **ix is very much basic so could someone help me zero in on > what might be causing this. > > The server currently has no windows open > Uptime reveals 0.35, 0.47 and 0.25 > Finger reveals only two users logged in (me from ssh on another box and me on > console) > > Normally at this stage, I’d do a netstat –a and or a ps aux to find out > what’s using the CPU and network but having done both, I see a lot of stuff I > can’t interpret (for example CPU processes enclosed in square brackets) and > besides which, as I’m in gnome on the desktop, I’d assume these are all > required processes. > > What other checks should I be doing? > > …and while on the subject, I need to tie down this machine’s firewall a bit > better. Using ufw, I want a rule which allows any sort of access from my > subnet (and obviously nothing beyond) – can anyone give me the syntax? > > Cheers > Rob > -- > Please post to: Hampshire@mailman.lug.org.uk > Web Interface: https://mailman.lug.org.uk/mailman/listinfo/hampshire > LUG URL: http://www.hantslug.org.uk > --------------------------------------------------------------
-- Please post to: Hampshire@mailman.lug.org.uk Web Interface: https://mailman.lug.org.uk/mailman/listinfo/hampshire LUG URL: http://www.hantslug.org.uk --------------------------------------------------------------