Re: [Valgrind-users] Expected slowdown

[Christoph B. <bar...@or...>]

Am Montag, 23. Oktober 2006 04:10 schrieb Nicholas Nethercote:

> I don't know.  That's what makes it tricky :)
>


Here is the top of the valgrind run in Oprofile after some minutes. I did not 
use specific compile flags. Maybe one has to add -g to get more information.

CPU: AMD64 processors, speed 2605.94 MHz (estimated)
Counted CPU_CLK_UNHALTED events (Cycles outside of halt state) with a unit 
mask of 0x00 (No unit mask) count 100000
samples  %        symbol name
11007731 91.2732  vgPlain_record_ExeContext
239043    1.9821  vgPlain_use_CF_info
223989    1.8573  (no symbols)
150552    1.2483  (no symbols)
83379     0.6914  vgModuleLocal_search_one_cfitab
52679     0.4368  vgPlain_arena_free
32243     0.2674  vgMemCheck_helperc_LOADV64le
30434     0.2524  vgMemCheck_helperc_STOREV64le
28161     0.2335  vgMemCheck_helperc_MAKE_STACK_UNINIT
19305     0.1601  mc_new_mem_stack_8
16982     0.1408  set_address_range_perms
16447     0.1364  vgPlain_run_innerloop__dispatch_unprofiled
15854     0.1315  mc_die_mem_stack_8
9690      0.0803  vgPlain_unknown_SP_update
9271      0.0769  vgPlain_search_transtab
9142      0.0758  unlinkBlock
7635      0.0633  vgMemCheck_helperc_LOADV32le
7159      0.0594  vgMemCheck_helperc_STOREV32le
5380      0.0446  vgPlain_scheduler
4323      0.0358  die_and_free_mem
4306      0.0357  vgPlain_get_StackTrace2
3544      0.0294  fast_lookup_failed
3153      0.0261  vgPlain_arena_malloc
2801      0.0232  mc_expensive_sanity_check
2791      0.0231  amd64g_calculate_rflags_all_WRK
2654      0.0220  vgPlain_run_innerloop
2620      0.0217  mc_new_mem_stack_16
2424      0.0201  vgMemCheck_check_mem_is_noaccess
2157      0.0179  mkFreeBlock
2031      0.0168  vgPlain_set_shadow_regs_area
1860      0.0154  vgMemCheck_helperc_LOADV8
1576      0.0131  vgPlain_is_exiting
1522      0.0126  mc_new_mem_stack_32
1491      0.0124  vgPlain_HT_add_node
1414      0.0117  mc_die_mem_stack
1257      0.0104  vgPlain_HT_remove
1157      0.0096  ensure_mm_init
1105      0.0092  vgPlain_memcpy