slow find . -type d

Larry Hall (RFK Partners, Inc) lhall@rfk.com
Sat Mar 23 22:53:00 GMT 2002


At 11:08 PM 3/23/2002, Pavol Juhas wrote:
>Hello, 
>
>I am using find 4.1 under Cygwin 1.3.10 / WinXP.  I have observed that 
>     find . -type d
>is about 3 times slower than find . and about 100 times slower than
>     cmd.exe /C dir /B/S/AD
>
>$ time find . -type d > /dev/null
>   0.39s user 1.12s system 93% cpu 1.617 total
>$ time find . > /dev/null
>   0.20s user 0.47s system 105% cpu 0.632 total
>$ time CMD.EXE /c dir /ad/b/s  > /dev/null
>   0.01s user 0.01s system 48% cpu 0.062 total
>
>Any ideas what is going on?


Not specifically, no.  But there hasn't been allot of general performance 
analysis done on Cygwin.  If you can localize the area of Cygwin which is 
causing much of the delay, I'm sure the list will be interested in the 
results and even more so in a patch! ;-)



Larry Hall                              lhall@rfk.com
RFK Partners, Inc.                      http://www.rfk.com
838 Washington Street                   (508) 893-9779 - RFK Office
Holliston, MA 01746                     (508) 893-9889 - FAX


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