Package: emacs;
Reported by: Stephen Berman <stephen.berman <at> gmx.net>
Date: Fri, 13 Jun 2014 09:14:02 UTC
Severity: normal
Tags: moreinfo
Merged with 16140, 16414, 17071, 17602
Found in versions 24.3.50, 24.3.91, 24.4.50
Fixed in version 24.3.93
Done: Glenn Morris <rgm <at> gnu.org>
Bug is archived. No further changes may be made.
View this message in rfc822 format
From: Stephen Berman <stephen.berman <at> gmx.net> To: Dmitry Antipov <dmantipov <at> yandex.ru> Cc: 17771 <at> debbugs.gnu.org Subject: bug#17771: 24.3.91; SIGSEGV in cleanup_vector Date: Mon, 16 Jun 2014 17:49:35 +0200
On Mon, 16 Jun 2014 17:19:24 +0400 Dmitry Antipov <dmantipov <at> yandex.ru> wrote:
> On 06/16/2014 05:07 PM, Stephen Berman wrote:
>
>> With this I can no longer make Emacs crash with my recipe. In fact,
>> `C-g' has no effect: HELLO is displayed (after 30+ seconds), no matter
>> how many times I type `C-g'. Is this what you expect?
>
> No, 30+s is just unbelievable. What is your hardware?
processor : 0
vendor_id : AuthenticAMD
cpu family : 15
model : 95
model name : AMD Sempron(tm) Processor 3400+
stepping : 2
cpu MHz : 1000.000
cache size : 256 KB
fpu : yes
fpu_exception : yes
cpuid level : 1
wp : yes
flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt rdtscp lm 3dnowext 3dnow rep_good nopl extd_apicid pni cx16 lahf_lm extapic cr8_legacy
bogomips : 2010.01
TLB size : 1024 4K pages
clflush size : 64
cache_alignment : 64
address sizes : 40 bits physical, 48 bits virtual
power management: ts fid vid ttp tm stc
and 4 GiB RAM
> While you're waiting
> for HELLO to be displayed, what's Emacs CPU consumption is?
Mostly ~97%
> If it's more than, say, 10%, could you profile?
I don't have perf installed, but in the mean time, I tried the Emacs
profiler:
+ command-execute 529 47%
+ redisplay_internal (C function) 290 26%
+ ... 284 25%
+ timer-event-handler 8 0%
Expanded:
- command-execute 529 47%
- call-interactively 529 47%
- view-hello-file 312 28%
- view-file 307 27%
- find-file-noselect 300 27%
- find-file-noselect-1 296 26%
- after-find-file 195 17%
- run-hooks 186 16%
- vc-find-file-hook 186 16%
- vc-backend 98 8%
- vc-registered 98 8%
- byte-code 98 8%
- mapc 98 8%
- #<compiled 0x2a0211> 98 8%
- vc-call-backend 98 8%
- apply 98 8%
- vc-bzr-registered 96 8%
- if 96 8%
- progn 96 8%
- vc-bzr-registered 87 7%
- vc-bzr-state-heuristic 87 7%
- funcall 86 7%
- #<compiled 0x478c37> 86 7%
+ vc-bzr-sha1 2 0%
+ vc-bzr-root 1 0%
+ load 2 0%
+ vc-cvs-registered 1 0%
+ vc-sccs-registered 1 0%
+ vc-mode-line 88 7%
+ normal-mode 9 0%
- funcall 101 9%
#<compiled 0x47b487> 101 9%
+ find-buffer-visiting 2 0%
abbreviate-file-name 1 0%
+ create-file-buffer 1 0%
+ file-truename 2 0%
+ view-buffer 2 0%
+ defvar 1 0%
- byte-code 127 11%
- read-extended-command 127 11%
- completing-read 127 11%
- completing-read-default 127 11%
- read-from-minibuffer 95 8%
+ minibuffer-inactive-mode 2 0%
+ redisplay_internal (C function) 2 0%
+ timer-event-handler 1 0%
+ execute-extended-command 45 4%
+ minibuffer-complete 45 4%
- redisplay_internal (C function) 290 26%
- auto-compose-chars 280 25%
- thai-composition-function 184 16%
- require 161 14%
- defvar 160 14%
- byte-code 154 13%
+ set-nested-alist 16 1%
+ file-truename 1 0%
+ byte-code 3 0%
- lao-composition-function 75 6%
- byte-code 70 6%
- put-char-code-property 70 6%
- unicode-property-table-internal 65 5%
- load-with-code-conversion 65 5%
+ insert-file-contents 2 0%
+ eval-buffer 2 0%
do-after-load-evaluation 1 0%
+ #<compiled 0xc8343b> 3 0%
+ defconst 3 0%
+ file-truename 1 0%
+ and 5 0%
+ tool-bar-make-keymap 3 0%
#<compiled 0x423ffb> 1 0%
- ... 284 25%
Automatic GC 284 25%
+ timer-event-handler 8 0%
Steve Berman
GNU bug tracking system
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