Re: [pgsql-hackers-win32] Performance on Win32 vs Cygwin - Mailing list pgsql-performance

From Reini Urban
Subject Re: [pgsql-hackers-win32] Performance on Win32 vs Cygwin
Date
Msg-id 416ED64B.3070000@x-ray.at
Whole thread Raw
In response to Re: [pgsql-hackers-win32] Performance on Win32 vs Cygwin  ("Magnus Hagander" <mha@sollentuna.net>)
List pgsql-performance
Magnus Hagander schrieb:
> IIRC, previous versions of postgresql (< 8.0) did not correctly sync
> disks when running on Cygwin. I'm not 100% sure, can someone confirm?
> 8.0 does, and I beleive it does both under native win32 and cygwin.

yes, sync is a NOOP on cygwin.

> It's been my experience that the native version is slightly faster than
> the cygwin one, but I've only compared 8.0 to 8.0.

Sure. This is expected. Cygwin's interim's layer costs a lot of time.
(process handling, path resolution)
--
Reini Urban
http://xarch.tu-graz.ac.at/home/rurban/

pgsql-performance by date:

Previous
From: "MikeSmialek2@Hotmail.com"
Date:
Subject: Performance on Win32 vs Cygwin
Next
From: Gavin Sherry
Date:
Subject: Re: Select with qualified join condition / Batch inserts