From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-qw0-f47.google.com ([209.85.216.47]) by linuxtogo.org with esmtp (Exim 4.72) (envelope-from ) id 1RE4Az-0001SP-7X for openembedded-devel@lists.openembedded.org; Wed, 12 Oct 2011 21:09:13 +0200 Received: by qadc1 with SMTP id c1so868745qad.6 for ; Wed, 12 Oct 2011 12:03:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=message-id:date:from:user-agent:mime-version:to:subject:references :in-reply-to:content-type:content-transfer-encoding; bh=KVOvlzP2AbTY8P//BaDucHLjh3N7ee0lS2QdPZSpJ/8=; b=sYwDEQgWjjS4JSvUOZ7N+/7jHGZuTTX5imGEzCDkqX2v32lL3PzpLC0ulFGpN75lPC 82PhHBE2+cDvbE8laDCqf98nI4N/KO6xRSRvD6iGREIC/bAF/xTrdU1MOzHfDbWI2qKv H5nj2EcYBy4cD2k84tonGOV0NkbzIEBEwhC+Y= Received: by 10.224.31.132 with SMTP id y4mr396492qac.12.1318446209597; Wed, 12 Oct 2011 12:03:29 -0700 (PDT) Received: from [172.23.0.171] (natint3.juniper.net. [66.129.224.36]) by mx.google.com with ESMTPS id eo3sm4043236qab.18.2011.10.12.12.03.26 (version=SSLv3 cipher=OTHER); Wed, 12 Oct 2011 12:03:27 -0700 (PDT) Message-ID: <4E95E479.7070802@gmail.com> Date: Wed, 12 Oct 2011 12:03:21 -0700 From: Khem Raj User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1 MIME-Version: 1.0 To: openembedded-devel@lists.openembedded.org References: <4E936282.3030505@telia.com> <20111010213559.GI3125@denix.org> <4E938024.2090605@telia.com> <4E953F31.6080002@telia.com> In-Reply-To: <4E953F31.6080002@telia.com> Subject: Re: psyco-dist not supported on 64 bit Linux X-BeenThere: openembedded-devel@lists.openembedded.org X-Mailman-Version: 2.1.11 Precedence: list Reply-To: openembedded-devel@lists.openembedded.org List-Id: Using the OpenEmbedded metadata to build Distributions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 12 Oct 2011 19:09:13 -0000 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit On 10/12/2011 12:18 AM, Ulf Samuelsson wrote: > On 2011-10-11 01:30, Ulf Samuelsson wrote: >> On 2011-10-10 23:35, Denys Dmytriyenko wrote: >>> On Mon, Oct 10, 2011 at 11:24:18PM +0200, Ulf Samuelsson wrote: >>>> psyco-dist will not run on a 64 bit linux. >>>> The guys behind psyco-dist recommends the use of PyPy >>>> >>>> What is the recommendation for 64 bit linux? >>>> >>>> Just run without JIT? >>>> Don't run on a 64 bit linux? >>>> Anything else? >>> Yes, not supporting 64-bit hosts is one of the known limitations of >>> psyco. >>> Being stuck with Python 2.6 is another limitation. >>> >>> But, latest bitbake appears to be quite fast even w/o using psyco >>> these days. >>> Especially with parallel parsing on multiple cores... >>> >> >> OK, I will try without JIT then. >> > Now I have some results. > > Building a custom x11 image on a 32 bit Ubuntu 10.10/psyco-dist took 91 > minutes. > Building the same image on a 64 bit Ubuntu 11.04 without psyco-dist took > 109 minutes > (The last machine was an i7-920 w 4 GB RAM) > The first might be the same, alternatively it was a machine with 6 GB RAM. > > = It takes 20% more time on a 64 bit O/S. > are these on same hardware running once 32bit or and second time 64bit OS ? >