Re: [Chromium-dev] Some profiling info

[Alan M. <al...@re...>]

On Wed, 2004-06-16 at 20:52, Mike Houston wrote:
> I've just started playing with this thanks to Alan, so bare with me.
> 
> It seems that the hangup is on the appside in libcrutil, 87% of the time 
> spent there.  Does anyone know how I can get the function breakdown from 
> within the libs? 
There are options for opannotate to do that. See
http://oprofile.sourceforge.net/doc/results.html



 optstack doesn't seem to be doing the right thing for 
> me...  I've also set the kernel image to the correct place, but I still 
> get a listing for no-vmlinux.
> 
> Running SDP
>  From the crserver:
> 
> CPU: P4 / Xeon, speed 2399.55 MHz (estimated)
> Counted GLOBAL_POWER_EVENTS events (time during which processor is not 
> stopped)
> with a unit mask of 0x01 (count cycles when processor is active) count 
> 100000
> GLOBAL_POWER_E...|
>   samples|      %|
> ------------------
>    397093 37.5357 no-vmlinux
>    185893 17.5718 libcrserver_crunpacker_copy.so
>    133904 12.6574 crserver
>    102459  9.6851 vmlinux
>     62978  5.9531 libnopspu.so
>     37783  3.5715 mod_vapi
>     33447  3.1616 ib_sdp
>     26554  2.5100 libcrutil.so
>     23777  2.2475 mod_thh
>     14750  1.3943 mod_vapi_common
>     12952  1.2243 libm-2.3.3.so
>      6974  0.6592 libc-2.3.3.so
>      6511  0.6155 oprofiled
>      3013  0.2848 ib_tavor
>      2060  0.1947 mod_vipkl
>      1541  0.1457 ib_core
>      1329  0.1256 mosal
>      1159  0.1096 oprofile
>       761  0.0719 bash
>       559  0.0528 ld-2.3.3.so
>       504  0.0476 ib_poll
>       458  0.0433 libpthread-0.61.so
>       241  0.0228 e1000
>       208  0.0197 gmond
>       144  0.0136 libsensors.so.3.0.4
>       120  0.0113 jbd
>       103  0.0097 sunrpc
>        97  0.0092 ext3
>        67  0.0063 libspuload.so
>        65  0.0061 nfs
>        60  0.0057 tcsh
>        55  0.0052 ehci_hcd
>        50  0.0047 uhci_hcd
>        49  0.0046 libcrypto.so.0.9.7a
>        34  0.0032 sshd
>        22  0.0021 grep
>        17  0.0016 ntpd
>        14  0.0013 insmod
>        11  0.0010 w83627hf
>  
> And the appfaker:
> 
> CPU: P4 / Xeon, speed 2399.62 MHz (estimated)
> Counted GLOBAL_POWER_EVENTS events (time during which processor is not 
> stopped)
> with a unit mask of 0x01 (count cycles when processor is active) count 
> 100000
> GLOBAL_POWER_E...|
>   samples|      %|
> ------------------
>   5591272 88.4411 libcrutil.so
>    141833  2.2435 no-vmlinux
>    140482  2.2221 libpackspu.so
>    124020  1.9617 libpackspu_crpacker_copy.so
>    101485  1.6053 vmlinux
>     81807  1.2940 atlantis
>     28508  0.4509 ib_sdp
>     18818  0.2977 mod_vapi
>     17494  0.2767 oprofiled
>     15970  0.2526 libcrfaker.so
>     10969  0.1735 libc-2.3.3.so
>      9650  0.1526 mod_thh
>      6511  0.1030 libm-2.3.3.so
>      4721  0.0747 Xorg
>      4642  0.0734 mod_vapi_common
>      4154  0.0657 libz.so.1.2.1.1
>      2403  0.0380 ib_tavor
>      2380  0.0376 libglut.so.3.7
>      2045  0.0323 ld-2.3.3.so
>      1939  0.0307 libX11.so.6.2
>      1266  0.0200 mod_vipkl
>      1263  0.0200 oprofile
>      1034  0.0164 bash
>       859  0.0136 ib_core
>       749  0.0118 mosal
>       744  0.0118 libGLU.so.1.3
>       522  0.0083 xkbcomp
>       507  0.0080 ximcp.so.2
>       462  0.0073 ib_poll
>       458  0.0072 tcsh
>       392  0.0062 insmod
>       286  0.0045 libsensors.so.3.0.4
>       277  0.0044 libpthread-0.61.so
>       226  0.0036 gmond
>       192  0.0030 jbd
>       180  0.0028 e1000
>       138  0.0022 cc1
>       138  0.0022 opensm
>       137  0.0022 libnss_ldap-2.3.3.so
>       123  0.0019 ext3
>       103  0.0016 libspuload.so
>        92  0.0015 sunrpc
>        77  0.0012 nfs
>        67  0.0011 libcomplib.so.0.0
>        61 9.6e-04 uhci_hcd
>        55 8.7e-04 ehci_hcd
>        44 7.0e-04 twm
>        43 6.8e-04 ntpd
>        36 5.7e-04 libcrypto.so.0.9.7a
>        31 4.9e-04 cpp
>        29 4.6e-04 sshd
>        26 4.1e-04 grep
>        26 4.1e-04 libGL.so.1.2
>        22 3.5e-04 irqbalance
>        21 3.3e-04 libXt.so.6.0
>        18 2.8e-04 gawk
>        17 2.7e-04 libtermcap.so.2.0.8
> 
> 
> 
> 
> 
> 
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-- 
Alan Matsuoka
Global Professional Services
Red Hat Canada, Ltd
mailto:al...@re...