Re: X performance suffers under emacs 21.1.1

[Daniel Ortmann]

Richard Stallman <address@hidden> writes:

>> The patch appears not to work.

>> After viewing / downloading about 125 articles, sorted from smallest
>> to largest, from alt.binaries.pictures.automobile, XF86_S3 grew to
>> about 48MB.

> What happens if you type C-l 50 times?  Does that cause the space to
> be released?

After 60 C-l presses:
- 21260K was recovered from XF86_S3,
- leaving 26236K more to get back downto ...
- the 11472K used by a fresh X session.

(By the way, no other funny X activity was going on except a low cost
periodic xearth refresh.)

Data:

Before using a macro to view a ton of image articles from
alt.binaries.pictures.autos top reports:

Mem: 30M Active, 8860K Inact, 17M Wired, 5488K Cache, 14M Buf, 408K Free
Swap: 300M Total, 8248K Used, 292M Free, 2% Inuse

  PID USERNAME PRI NICE  SIZE    RES STATE    TIME   WCPU    CPU COMMAND
32895 ortmann    2   0 18828K 17108K select   3:30 36.57% 36.57% emacs
  258 root       2   0 13128K  7712K select  10:47  4.49%  4.49% XF86_S3

After using C-g to stop the macro viewing top reports:

Mem: 29M Active, 9796K Inact, 17M Wired, 2544K Cache, 14M Buf, 1992K Free
Swap: 300M Total, 53M Used, 246M Free, 17% Inuse

  PID USERNAME PRI NICE  SIZE    RES STATE    TIME   WCPU    CPU COMMAND
  258 root       2   0 58968K 16016K select  39:33  9.52%  9.52% XF86_S3
32895 ortmann    2   0 27728K 16752K select  18:43  2.88%  2.88% emacs

After pressing C-l 60 times top reports:

Mem: 30M Active, 8076K Inact, 17M Wired, 5124K Cache, 14M Buf, 408K Free
Swap: 300M Total, 32M Used, 267M Free, 10% Inuse

  PID USERNAME PRI NICE  SIZE    RES STATE    TIME   WCPU    CPU COMMAND
32895 ortmann    2   0 27448K 17740K select  18:53 16.31% 16.31% emacs
  258 root       2   0 37708K 16032K select  39:40 14.45% 14.45% XF86_S3

After entirely leaving X top reports:

Mem: 10M Active, 8560K Inact, 17M Wired, 1952K Cache, 14M Buf, 23M Free
Swap: 300M Total, 5836K Used, 294M Free, 1% Inuse

  PID USERNAME PRI NICE  SIZE    RES STATE    TIME   WCPU    CPU COMMAND
  258 root       2   0  9752K  6492K select  39:48  4.30%  4.30% XF86_S3

After restarting a fresh emacs session under X top reports:

Mem: 22M Active, 16M Inact, 17M Wired, 332K Cache, 14M Buf, 5688K Free
Swap: 300M Total, 5488K Used, 294M Free, 1% Inuse

  PID USERNAME PRI NICE  SIZE    RES STATE    TIME   WCPU    CPU COMMAND
33419 ortmann   -6   0 13712K 12928K piperd   0:35  3.86%  3.86% emacs
  258 root       2   0 11472K  6804K select  39:57  1.61%  1.61% XF86_S3

-- 
Daniel Ortmann, 2414 30 Av NW, #D, Rochester, MN 55901
address@hidden (h)   / 507.288.7732 (h)
address@hidden (w) / 507.529.3887 (w)