Cygwin64 vs. Cygwin (speed)
Corinna Vinschen
corinna-cygwin@cygwin.com
Tue Nov 3 17:37:00 GMT 2015
On Nov 3 07:59, Jim Reisert AD1C wrote:
> In another thread, I wrote (and Corinna replied):
>
> >> I have tried 64-bit Cygwin in the past. I do a lot of file I/O and
> >> sorting/searching on largish test-based data sets, and 64-bit was
> >> noticeably slower than 32-bit Cygwin,
> >
> > Hmm, I usually have the opposite impression...
>
> I'm using malloc/calloc, is there a different memory allocator I
> should be using for Cygwin64?
There is none. While Cygwin's malloc is slow in multi-threading
scenarios due to dumb locking (which I really hope to fix at one point),
it shouldn't be any slower on 64 bit compared to 32 bit.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Maintainer cygwin AT cygwin DOT com
Red Hat
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 819 bytes
Desc: not available
URL: <http://cygwin.com/pipermail/cygwin/attachments/20151103/8b204d1e/attachment.sig>
More information about the Cygwin
mailing list