[PATCH] performance patch for /proc/registry -- version 2

Pavel Tsekov ptsekov@gmx.net
Thu Mar 27 05:05:00 GMT 2003

On Wed, 26 Mar 2003, Corinna Vinschen wrote:

> However... am I doing something wrong?  I'm trying to find out what the
> performance improvement is on my XP box and both versions of the DLL
> (w/ and w/o your patch) are running 7.5 minutes for 
>   ls -lR /proc/registry > /dev/null
> Or is that only a problem on older systems?  You're running NT4SP5, right?

Joe wrote on cygwin-developers:

"On an NT machine running SP5, an "ls -l" on
returns in 0.25 seconds now.  Without the patch, I killed it after
7 minutes because I got tired of waiting for it to finish."

The differences is that you use ls -lR. I have debugged a slowdown 
problem with /proc/registry back in June 2002:


I don't remember anyone fixing this so I guess this is what causes the 
slowdown on your machine.

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