Re: [perfmon2] Cannot create worker thread

[Juan A. L. <jal...@gm...>]

Hi,

This is the output of ulimit -a:

core file size          (blocks, -c) unlimited
data seg size           (kbytes, -d) 1048576
file size               (blocks, -f) 20971520
pending signals                 (-i) 261813
max locked memory       (kbytes, -l) 67108864
max memory size         (kbytes, -m) 125829120
open files                      (-n) 1024
pipe size            (512 bytes, -p) 8
POSIX message queues     (bytes, -q) 819200
stack size              (kbytes, -s) 262144
cpu time               (seconds, -t) unlimited
max user processes              (-u) 261813
virtual memory          (kbytes, -v) 1048576
file locks                      (-x) unlimited

Any idea?. Thanks
Juan Ángel

El vie, 06-06-2008 a las 19:16 +0200, stephane eranian escribió:
> Juan,
> 
> This could possibly be coming from some resource limits.
> What does ulimit -a report?
> 
> 
> On Fri, Jun 6, 2008 at 5:38 PM, Juan Ángel Lorenzo
> <jal...@gm...> wrote:
> > Hi,
> >
> > I am a newbie at performance monitoring. I have been following the
> > pfmon's user guide in an Itanium 2 processor without any problem until
> > section 10.2, "Sampling periods". When I add the option
> > --long-smpl-periods or --short-smpl-periods I get the error "cannot
> > create worker thread for CPU3". I cannot guess where the problem comes
> > from. Pfmon's output is printed below. Any help would be appreciated.
> >
> > Thanks in advance.
> >
> >  pfmon -v --long-smpl-periods=2000 -e DATA_EAR_CACHE_LAT8 -- ls
> > -l /dev/null
> > loaded 18427 text symbols from /proc/kallsyms
> > loaded 13140 data symbols from /proc/kallsyms
> > symbol file for ls not found
> > measuring at user privilege level ONLY
> > 1 event set(s) defined
> > long  sampling periods(val/mask/seed): 2000/0x0/0
> > short sampling periods(val/mask/seed): 2000/0x0/0
> > using detailed sampling module
> > [PMC4(pmc4)=0x200c808 m=0 e=0 s=0 i=0 thres=0 all=0 es=0xc8 plm=8
> > umask=0x0 pm=0 ism=0x2 oi=0] DATA_EAR_CACHE_LAT8
> > [PMD4(pmd4)]
> > [PMC40(pmc40)=0x2010008 mode=L1D plm=8 pm=0 ism=0x2 umask=0x1]
> > [PMD32(pmd32)]
> > [PMD33(pmd33)
> > PMD36(pmd36)
> > pmd setup for event set0:
> > [pmd4 set=0 ival=0xfffffffffffff830 long_rate=0xfffffffffffff830
> > short_rate=0xfffffffffffff830 mask=0x0 seed=0 randomize=n]
> > [pmd4 set=0 smpl_pmds=0x1300000000 reset_pmds=0x0]
> > sampling buffer #entries=2048 size=131464, max_entry_size=64
> > cannot create worker thread for CPU3
> >
> >
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