ltrace for ppc
nicoya at apia.dhs.org
Sat Feb 17 09:47:18 EST 2001
At 3:10 PM -0600 2/16/2001, Iain Sandoe wrote:
>> If you're interested in ltrace, you may want to take a look at the
>> Linux trace toolkit (http://www.opersys.com/LTT). It runs fine
>> on PPC too.
>I'm *very* interested in any toolkit that can provide point-to-point
>_timing_ of system calls, IRQ handling, system usage. latency etc. etc. (a
>la TIMEPEGS or Andrew Morton's amlat on x86).
>what do we have (existing) on PPC?
>I did an IRQ latency thing on 2.2.x and Cort has proposed using RTlinux to
>make IRQ measurements (well, I think he's done it, actually)... that will
>give headlines - but not tell us which drivers/functions are the rouges.
>I was considering doing a port of Andrew Morton's stuff - but got stuck when
>I tried to run with HZ=1024 - it trashed adb... and I haven't got back to it
What about SGI's Kernprof stuff? <http://oss.sgi.com/projects/kernprof/>.
I was going to poke at it to see if/what it breaks a while back when there
was some talk of weird SMP slowdowns, but I think I got sidetracked with
Anyways, it's probably worth looking into.
Cheers - Tony 'Nicoya' Mantler :)
Tony "Nicoya" Mantler - Renaissance Nerd Extraordinaire - nicoya at apia.dhs.org
Winnipeg, Manitoba, Canada -- http://nicoya.feline.pp.se/
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