Best ways to analyze application performance?

Clemens Eisserer linuxhippy at gmail.com
Tue Jul 19 06:18:41 PDT 2005


Hi again,

... I hope I am not nerving anybody ...

> Wouldn't a proxy add 2 extra context switches per message over the
> IPC?  One on the request from the client, and one on the response
> from the server (assuming the message needs a response).  
Well 100% reality is never possible with profiling enabled, thats even
the same with java but a tool which could highlight woulc be
eventuelly a great help.
 
> UNIX sockets.  Then a library to decode the conversation.  If they
> are on remote machines, presumable, ethereal would do the trick for
> the "pcap" portion.
pcap would be a great idea, just listen to the traffic between x and
the client-app and alayze whats going on!
Really good thought, this would also eliminate any intrusion into x or
the client app, however exact X timings could just be guessed not
measured.
I think its time to learn xlib (however if xcb is coming who will use
still xlib??) - however thats life.

Thanks for all the suggestions, lg Clemens



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