X-Recipient: archive-cygwin AT delorie DOT com DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:subject:message-id:reply-to :references:mime-version:content-type:in-reply-to; q=dns; s= default; b=HMUiRGNbzBEjbvir5FO4cLAgnSn6s5gp8U4OZJDpV8bam0O1yxSCi kTsf/1ZFu+wzUg/beNql78Hy1ypIJdJ1R5p2PoIFtcI6BuinVPnO80VocgTB1W2a SrxuReIa1+lYUFZF5bmoi8uJhr+Kt1ZzsVi4JQumq1Awwm0TBy1pSo= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:date:from:to:subject:message-id:reply-to :references:mime-version:content-type:in-reply-to; s=default; bh=4/oB9e3dO6SCpMD80Tn1/RFKvCc=; b=rITErkddOwrrMdH/VxppSyEcvxeh 4VpkEHvsrvkY3O93Ok4UcltdU9RHlLnyUeEWYj5Ko34FJ/DgGA0AyfFQyErb5tM/ igWtMsqrApniel84JzBIUY3Dg8/1Z0R2srV+ltTsyWIvNFrcW0wUecU/zK6cd2AJ 5uopmiEz7EP0xto= Mailing-List: contact cygwin-help AT cygwin DOT com; run by ezmlm List-Id: 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 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-5.9 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.3.2 X-HELO: calimero.vinschen.de Date: Tue, 18 Nov 2014 11:14:38 +0100 From: Corinna Vinschen To: cygwin AT cygwin DOT com Subject: Re: cygwin1.dll and cygstdc++-6.dll account for over 70% of application runtime cost Message-ID: <20141118101438.GX3151@calimero.vinschen.de> Reply-To: cygwin AT cygwin DOT com Mail-Followup-To: cygwin AT cygwin DOT com References: <546A96B9 DOT 5060507 AT web DOT de> <546A9B74 DOT 5020807 AT web DOT de> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="wxNrNKeE/ptr8Zbn" Content-Disposition: inline In-Reply-To: <546A9B74.5020807@web.de> User-Agent: Mutt/1.5.23 (2014-03-12) --wxNrNKeE/ptr8Zbn Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Nov 18 01:05, Olumide wrote: > On 18/11/2014 00:45, Olumide wrote: > >According to the AMD CodeXL profiler, the modules cygwin1.dll and > >cygstdc++-6.dll account for 65.67% and 5.13% respectively of the runtime > >of my code. The breakdown is shown below: >=20 > Reposting breakdown (hopefully will be less mangled this time) >=20 > Function Module Timer samples Timer > samples percent > shmat cygwin1.dll 36357 37.7186 You may have better results using the POSIX shared memory functions shm_open, mmap, shm_unlink, rather than the XSI functions. The XSI funcs require communication with the cygserver daemon, the POSIX functions don't. Corinna --=20 Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat --wxNrNKeE/ptr8Zbn Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJUaxwOAAoJEPU2Bp2uRE+gbDEQAICQ+ZSv4tOiZgmtgjKxYSvI Ad4Erkjha8yud9dWd17wiPKixjrYbxZFHUZCWuKSfRla1iIfVmduuAJTwTYuDT4V ip/I6mjrAyM4YoCPqGneLjklTcRi11I0LbTX0pL8CP3HjEMtmkccLA8Wvddy4mSz mo79uYHYq+XB6xYtgDK8HvEkYvq9AdgnN+0aa98Xr44tUQvOw2/i4pnMwKN/OMSo veHhNAmkwX0ABj5t/Fw9PG0ZwJP6QPGR/cVO1FTEZAodLp/j+g4tlhMezEeikHvM iIIDII797TtuK0CblSgP2Lkn2VxoQOr4hyqL/wDPF9Oe782jE1fGHtJ2SfGyILhf Lp/O1xjCzdAzcO7LFJrEBiUfsJq0H3/bBNwWil7o/HImHeMvFGzvtxXiJiqt6lNk FYq6DSH1g3cxQZ3KreKfJpmG9No2RKzZptwmsK86eFGeP4lIvYORdDZ2pqDeeg2Y 4xsH4QFtws7/Uj9NmpAh9xnUL8+AieQOfi5cFx3VviVEqoH8x/1Y+7T7K+b6z/HL Rs6QxV5g0WaWI7suxGxEGizV0MPZnAATjsJb/ux+S54ZtLjl4VuSwDtuSj5qkGRs cngGr+z2ZgimkbhpLXWnDiScM0jiIlTpwz9d2PG2uYTLH01DBTyOdPyT+j+8D+vv N4MR6E9n6ZlCqVm7ckyo =2o06 -----END PGP SIGNATURE----- --wxNrNKeE/ptr8Zbn--