Re: [Global-commit] global global/global.c libutil/gtagsop.c libuti...

[Shigio YAMAGUCHI]

> This is faster in the condition that I used. 
>  source tree: linux-2.6.19
>  OS: Fedora core 4 (Linux 2.6.13, glibc 2.3.5, gcc 4.0.1)
> 
> ==== CVS HEAD ====
> $ foreach cachesize ( 500000 1000000 5000000 10000000 50000000 100000000 )
> foreach? setenv GTAGSCACHE $cachesize
> foreach? time global -r '.*' >/dev/null
> foreach? end
> 3.676u 0.100s 0:03.77 100.0%    0+0k 0+0io 0pf+0w
> 3.784u 0.104s 0:03.88 100.0%    0+0k 0+0io 0pf+0w
> 3.784u 0.092s 0:03.87 100.0%    0+0k 0+0io 0pf+0w
> 4.048u 0.084s 0:04.12 100.0%    0+0k 0+0io 0pf+0w
> 4.424u 0.104s 0:04.51 100.2%    0+0k 0+0io 0pf+0w
> 4.668u 0.176s 0:04.83 100.0%    0+0k 0+0io 0pf+0w
> 
> ==== Pached version ====
> $ foreach cachesize ( 500000 1000000 5000000 10000000 50000000 100000000 )
> foreach?  setenv GTAGSCACHE $cachesize
> foreach? time global -r '.*' >/dev/null
> foreach? end
> 0.160u 0.088s 0:00.24 100.0%    0+0k 0+0io 0pf+0w
> 0.184u 0.084s 0:00.26 100.0%    0+0k 0+0io 0pf+0w
> 0.176u 0.104s 0:00.27 100.0%    0+0k 0+0io 0pf+0w
> 0.208u 0.080s 0:00.28 100.0%    0+0k 0+0io 0pf+0w
> 0.244u 0.128s 0:00.36 100.0%    0+0k 0+0io 0pf+0w
> 0.280u 0.128s 0:00.40 100.0%    0+0k 0+0io 0pf+0w

This seems to be an extreme example.  The "-r '.*'" doesn't seem to be
actually used though it is possible to use certainly.
How does it become after changing command line from "global -r '.*'"
to "global main"?
--
Shigio YAMAGUCHI <address@hidden> - Tama Communications Corporation
PGP fingerprint: D1CB 0B89 B346 4AB6 5663  C4B6 3CA5 BBB3 57BE DDA3