delorie.com/archives/browse.cgi | search |
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=NRgFYdr3ApELDXf85h6SzXC9ZJYhmIAozwsct81B1iXa7ygXcAiYW | |
0VVYpj3ERBST7LdnxkHH395/mXvpnQlYAb7wFhL04yFX5kAaFs2uBuZJoU6jQpr9 | |
1cNbHjOB6qAzK4JwNblzYUv5RiBSsbj0o15R9MWfWDy7FiUhhiB5G8= | |
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=U8yxhsC/qy04ldkQNVrYRlcvP+4=; b=B98iLrHw24DVgt+GfMp21UHZpRGz | |
gC6T44eh8dWsXhrOKpHjs1lShUmVVQcFXF14adkFyi5+3GcA5eVi1TTs00R//Xp/ | |
Tal0XHDQ/q76Qy02gn+eU7TjeCWbEWeH2QI76QMF6FRYNiLThp6fa1PQmIUfFP0l | |
WBfJOQjfg0XCkjM= | |
Mailing-List: | contact cygwin-help AT cygwin DOT com; run by ezmlm |
List-Id: | <cygwin.cygwin.com> |
List-Subscribe: | <mailto:cygwin-subscribe AT cygwin DOT com> |
List-Archive: | <http://sourceware.org/ml/cygwin/> |
List-Post: | <mailto:cygwin AT cygwin DOT com> |
List-Help: | <mailto:cygwin-help AT cygwin DOT com>, <http://sourceware.org/ml/#faqs> |
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=-5.4 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY autolearn=no version=3.3.2 |
X-Spam-User: | qpsmtpd, 2 recipients |
X-HELO: | calimero.vinschen.de |
Date: | Thu, 26 Nov 2015 10:30:44 +0100 |
From: | Corinna Vinschen <corinna-cygwin AT cygwin DOT com> |
To: | cygwin AT cygwin DOT com, cygwin-developers AT cygwin DOT com |
Subject: | Re: Jemalloc under CYGWIN |
Message-ID: | <20151126093044.GI2755@calimero.vinschen.de> |
Reply-To: | cygwin AT cygwin DOT com |
Mail-Followup-To: | cygwin AT cygwin DOT com, cygwin-developers AT cygwin DOT com |
References: | <CAJygYd2T9JSJCDT178F8mzmuA79MsBbWCLsr8eF7Aguxk_-YWQ AT mail DOT gmail DOT com> <CAJygYd1tU+Nc5+owTw0Lfuk8SWQQS2vE1mhKjoz5br4c9zVF8A AT mail DOT gmail DOT com> <20151021105300 DOT GN5319 AT calimero DOT vinschen DOT de> <CAJygYd3o5tjmLx8e8zCFi+T5LxzBLk02nMrcC03Fp-MbnuBsHQ AT mail DOT gmail DOT com> <20151021141523 DOT GV5319 AT calimero DOT vinschen DOT de> <CAJygYd1a82LVP0EuKyDtrux=6uJ=rN95yRghy3sdkKU+_9yt5Q AT mail DOT gmail DOT com> <20151021154021 DOT GA19868 AT calimero DOT vinschen DOT de> |
MIME-Version: | 1.0 |
In-Reply-To: | <20151021154021.GA19868@calimero.vinschen.de> |
User-Agent: | Mutt/1.5.23 (2014-03-12) |
--IvGM3kKqwtniy32b Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi Yucong Sun, On Oct 21 17:40, Corinna Vinschen wrote: > On Oct 21 22:43, Yucong Sun wrote: > > On Wed, Oct 21, 2015 at 10:15 PM, Corinna Vinschen > > <corinna-cygwin AT cygwin DOT com> wrote: > > > On Oct 21 21:49, Yucong Sun wrote: > > >> > What exactly is the malloc problem you're seeing? > > >> > > >> The specific problem I'm having is that jemalloc's malloc_init() cal= ls > > >> needs to use pthread_mutex_init() or even pthread_mutex with a > > >> initializer. Both in-turn uses malloc, triggering this issue. > > >> > > >> A quick fix would be somehow make pthread always use system > > >> malloc/free, which shouldn't be that bad. > > > > > > What about using a native critical section instead? It shouldn't be = too > > > tricky to conditionalize this in jemalloc. > >=20 > > Possibly, jemalloc already have support of this. However I wasn't so > > sure that this was possible before, > >=20 > > see https://github.com/jemalloc/jemalloc/blob/dev/include/jemalloc/inte= rnal/mutex.h#L80 >=20 > Yes, that looks good. Please use critical sections for the time being. > We're going to drop XP support end of this year, but up to that point we > can't use SRW locks. did you manage to include jemalloc into Cygwin in the meantime? It would be very cool to get a patch to replace dlmalloc with jemalloc :} Thanks, Corinna --=20 Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat --IvGM3kKqwtniy32b Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJWVtFEAAoJEPU2Bp2uRE+gMGoP/iDpIIak5u1IcRj3bFi7ZWOA xafJrWFi6ooQzY+jx4fTENTFt3D+GnIcuxJdsFgCaCu+B97f/iOZxW96YN8NGHVs mf+Jg1vDrG02bDmayV4In/pdBgXOxXBzHzQtqX+HP5EuX4cDpq+GQD+AaPOBw1fJ Wpd/s27NFgwvrhJsQpVsTeOaPcFw2qGxlWOBBhqlxxEYBZGBWUYwZAiEi9qTT+Ey c9dq16woWxb97dFpuwa5vlzK+amHXYOAVPlC2k89jv5aQj5XTmCwzqcNJhq1BTcl djAh9eiY/yjxGGNZRvs6GxA4x94Ang1FWwyM+B3zScKaDhgtPDS6PRFV+zLt0Jb6 qO9oMnMyx3QaSEvUMeoWj2FRxlbvL2BFk5OOvsRz1WPeSVCt7ElWvJLQ8tx/9X+D YHM0RhVlO2vDcnthsFs8M8xpdN3f5A3M/bo2nDViMM0D1LarOU3SqWGNONXpaXz4 7LU4wsPxj29BCTgzw8GBLmu6pkhRs+fY5RKoMqYuWrB6Hq8yuqwuZFlXqquaxUsw G+9h8PJnl1Cp9p8L6XLiyi1EaAqCUOHyaJfCTdSbbjaKHcHkCcDR10SH4s8352bj eBtJvggd8cyFwXFWnHylfBhBe1zq7bsJ8f1hP5lWJKs59OE93JVweOgPOnhpsr64 nMRZHDyLfH6/fJoiWEct =E09M -----END PGP SIGNATURE----- --IvGM3kKqwtniy32b--
webmaster | delorie software privacy |
Copyright © 2019 by DJ Delorie | Updated Jul 2019 |