[ltt-dev] can we get a analysis of error return about syscall
compudj at krystal.dyndns.org
Mon Jan 31 11:05:29 EST 2011
* loody (miloody at gmail.com) wrote:
> 2011/1/29 loody <miloody at gmail.com>:
> > hi all:
> > if i have a user mode program which try to open a non-exist file, the
> > return value as ENOENT, can I see the same value in LTT?
> > Is any button or filter commands on lttv to help me to list all the
> > return value of system call a user mode program called?
> BTW, I have some questions about modules:
> 1. if I want to know how many modules I have right now, just look the
> '*.a, *.la" files in plugins right?
You mean LTTV modules. Yes, but they are not all loaded by default.
> 2. can I expand them later separately instead of re-installing lttv all again?
> 3. is there any doc or any commands that can tell me how to use and
> what each plugin do for?
The LTTng manual and user guide on the website are a start. Otherwise,
I'd say probably no.
> appreciate your help,
> ltt-dev mailing list
> ltt-dev at lists.casi.polymtl.ca
Operating System Efficiency R&D Consultant
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