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Re: [tlug] Slooooooow down: logs, smartctl, DNS?

Can you host that capture file somewhere?  That's pretty big for such a short amount of time and you have a lot of TCP connections.  It all could be related to the the media you're dishing out, but I'm curious to see (I'm a network forensics dude).


Sent from my shiny

On Jan 16, 2011, at 16:40, Christian Horn <> wrote:

> On Sun, Jan 16, 2011 at 02:02:35PM +0900, Dave M G wrote:
>> I also used the tcpdump method Romeo suggested, and after a few minutes,
>> it generated a 116 MB .cab file, which I don't know how to view. I
>> thought it would be text, but it's not, so it doesn't open with most
>> viewers. How do I look at it?
> wireshark could be installed and used for looking at the dumpfile, yet
> interpreting this is an other thing..
>> At first it seemed like everything was responding quicker and I wondered
>> if I got lucky. Then slowly, over time, it got worse again. Usually I
>> leave my Mythbuntu machine pretty much running all the time (since I
>> want it to come to life when I use the remote control), so whatever is
>> the problem either builds up over time, or is possibly inconsistent and
>> comes and goes.
> Ideas for debugging:
> - execute '/sbin/ifconfig' on the machines, watching for interface-
> errors etc.
> - executing 'ping ip-of-other-host', placing the ip in here of course.
> Maybe this already brings up dropped packages, big latencies etc.
> - watch the logfiles a bit, i.e. using 'sudo tail -f /var/log/*'
> Christian
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