From: Knut Petersen <Knut_Petersen@t-online.de>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: X11 performance regressions
Date: Thu, 12 May 2011 10:24:00 +0200 [thread overview]
Message-ID: <4DCB9920.3060200@t-online.de> (raw)
In-Reply-To: <72a37e$j3tc1a@orsmga002.jf.intel.com>
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> Please do something like 'perf record -f -g -a x11perf -d :0 -worect10;
> perf report | head -150' and paste the output.
> -Chris
>
Attached find the perf log
Knut
[-- Attachment #2: perflog --]
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# Events: 19K cycles
#
# Overhead Command Shared Object Symbol
# ........ ............... ............................... .............................................................................................................................................................................................................................................................
#
32.09% Xorg libpixman-1.so.0.23.1 [.] pixman_op
|
--- pixman_op
|
|--99.80%-- pixman_region_union
| |
| |--99.95%-- damageRegionAppend
| | damageDamageBox
| | damagePolyRectangle
| | ProcPolyRectangle
| | Dispatch
| | main
| | __libc_start_main
| --0.05%-- [...]
--0.20%-- [...]
5.98% Xorg libc-2.11.3.so [.] __GI_memmove
|
--- __GI_memmove
|
|--93.46%-- pixman_region_union
| damageRegionAppend
| damageDamageBox
| damagePolyRectangle
| ProcPolyRectangle
| Dispatch
| main
| __libc_start_main
|
|--5.14%-- Dispatch
| main
| __libc_start_main
|
|--1.22%-- WriteEventsToClient
| DamageExtNotify
| .L312
| damageRegionProcessPending
| damagePolyRectangle
| ProcPolyRectangle
| Dispatch
| main
| __libc_start_main
--0.18%-- [...]
3.25% Xorg [kernel.kallsyms] [k] __lock_acquire
|
--- __lock_acquire
|
|--98.72%-- lock_acquire
| |
| |--48.51%-- _raw_spin_lock_irqsave
| | |
| | |--45.74%-- add_wait_queue
| | | __pollwait
| | | |
| | | |--89.24%-- unix_poll
| | | | sock_poll
| | | | do_select
| | | | core_sys_select
| | | | sys_select
| | | | sysenter_do_call
| | | | 0xb76ed424
| | | | Dispatch
| | | | main
| | | | __libc_start_main
| | | |
| | | |--4.40%-- n_tty_poll
| | | | tty_poll
| | | | do_select
| | | | core_sys_select
| | | | sys_select
| | | | sysenter_do_call
| | | | 0xb76ed424
| | | | Dispatch
| | | | main
| | | | __libc_start_main
| | | |
| | | |--3.56%-- datagram_poll
| | | | sock_poll
| | | | do_select
| | | | core_sys_select
| | | | sys_select
| | | | sysenter_do_call
| | | | 0xb76ed424
| | | | Dispatch
| | | | main
| | | | __libc_start_main
| | | |
| | | --2.81%-- drm_poll
| | | do_select
| | | core_sys_select
| | | sys_select
| | | sysenter_do_call
| | | 0xb76ed424
| | | Dispatch
| | | main
| | | __libc_start_main
| | |
| | |--31.44%-- remove_wait_queue
| | | poll_freewait
| | | do_select
| | | core_sys_select
| | | sys_select
| | | sysenter_do_call
| | | 0xb76ed424
| | | Dispatch
| | | main
| | | __libc_start_main
| | |
| | |--6.96%-- skb_dequeue
| | | unix_stream_recvmsg
| | | sock_aio_read
| | | do_sync_read
| | | vfs_read
| | | sys_read
| | | sysenter_do_call
| | | 0xb76ed424
| | | _XSERVTransRead
| | | ReadRequestFromClient
| | | Dispatch
| | | main
| | | __libc_start_main
| | |
| | |--6.55%-- __wake_up_sync_key
| | | |
| | | |--79.99%-- unix_write_space
| | | | sock_wfree
| | | | unix_destruct_scm
| | | | skb_release_head_state
| | | | __kfree_skb
| | | | consume_skb
| | | | unix_stream_recvmsg
| | | | sock_aio_read
| | | | do_sync_read
| | | | vfs_read
| | | | sys_read
| | | | sysenter_do_call
| | | | 0xb76ed424
| | | | _XSERVTransRead
| | | | ReadRequestFromClient
| | | | Dispatch
| | | | main
| | | | __libc_start_main
| | | |
| | | --20.01%-- sock_def_readable
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next prev parent reply other threads:[~2011-05-12 8:24 UTC|newest] Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top 2011-05-08 18:22 X11 performance regressions Knut Petersen 2011-05-09 16:53 ` Adam Jackson 2011-05-09 21:43 ` Chris Wilson 2011-05-11 14:46 ` Knut Petersen 2011-05-11 17:52 ` Chris Wilson 2011-05-12 7:19 ` Knut Petersen 2011-05-12 7:38 ` Chris Wilson 2011-05-12 8:24 ` Knut Petersen [this message] 2011-05-12 8:55 ` Chris Wilson 2011-05-12 9:34 ` Knut Petersen 2011-05-13 9:24 ` Knut Petersen 2011-05-11 19:49 ` Adam Jackson 2011-05-11 21:22 ` Knut Petersen 2011-05-12 13:42 ` Adam Jackson
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