Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com Delivered-To: mailing list cygwin AT cygwin DOT com Date: Tue, 22 Jun 2004 23:42:47 -0400 From: Christopher Faylor To: cygwin AT cygwin DOT com Subject: Re: higher-level IO very slow with cygwin1.dll 5.10 (due to set_flags?) Message-ID: <20040623034247.GD21621@trixie.casa.cgf.cx> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <1087960457 DOT 1fmsxb98l18g AT webmail DOT express56 DOT com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1087960457.1fmsxb98l18g@webmail.express56.com> User-Agent: Mutt/1.4.1i On Tue, Jun 22, 2004 at 11:14:17PM -0400, sevenrider AT express56 DOT com wrote: >I am just asking again about this problem in the hopes that someone >might have anything to suggest. It seems that fopen is 10 to 20 times >slower than open on my I/O operations due to large delays in executing >a system call "set_flags". I will have to rewrite all my code and >abandon most of the text utility programs like "grep" and "sort" unless >I can figure out what is going on. Seems like if you are going to go to the effort of rewriting everything you might first want to debug cygwin and find out where the time is going... -- Christopher Faylor spammer? -> aaaspam AT sourceware DOT org Cygwin Co-Project Leader aaaspam AT duffek DOT com TimeSys, Inc. -- Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple Problem reports: http://cygwin.com/problems.html Documentation: http://cygwin.com/docs.html FAQ: http://cygwin.com/faq/