From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([208.92.234.80] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1MxTZE-0002OA-KP for garchives@archives.gentoo.org; Mon, 12 Oct 2009 22:40:36 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 97900E06C1; Mon, 12 Oct 2009 22:40:35 +0000 (UTC) Received: from mail-ew0-f222.google.com (mail-ew0-f222.google.com [209.85.219.222]) by pigeon.gentoo.org (Postfix) with ESMTP id 5CD63E06C1 for ; Mon, 12 Oct 2009 22:40:35 +0000 (UTC) Received: by ewy22 with SMTP id 22so3830303ewy.14 for ; Mon, 12 Oct 2009 15:40:34 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:from:to:subject:date :user-agent:cc:references:in-reply-to:mime-version:content-type :content-transfer-encoding:message-id; bh=hAG7/4H0pTv4zlxSM53Uk08pjPqSox7nC9zO7bIm5jc=; b=g2++JWYmjg8l3Cj7Bq5KLguOQS6vVeqVF0VOwbrXoEOM6KWdXAkU1IaI1GjFStRW44 MLSA4qucZEzDFd76gwVBGieLVjSUM2QtD2H6IgQ71Fyu+/+814oltKv4AfNNHNB4pcNt EbGljRmZUL+Tp6gqujxquzWrJHnljMRvZVMFY= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=from:to:subject:date:user-agent:cc:references:in-reply-to :mime-version:content-type:content-transfer-encoding:message-id; b=lXlyJwAy7BqIQbZXE/nE1YTzgb9I10wvmv4OSewJpkOPYDDLk39pDTUSkR5/4t0I43 +Wo8shAljwwiNjGLnHqBfq8QQLU2zq+Lt1rOroroaAJ0zWqV35AJ3/b49bPDkyjKuGd0 rmZ9a95xtDXtKe6igX9JgGWtYE+8snX+B9zHE= Received: by 10.211.128.17 with SMTP id f17mr7788709ebn.69.1255387234831; Mon, 12 Oct 2009 15:40:34 -0700 (PDT) Received: from nazgul.localnet ([196.210.202.225]) by mx.google.com with ESMTPS id 23sm1489255eya.18.2009.10.12.15.40.33 (version=TLSv1/SSLv3 cipher=RC4-MD5); Mon, 12 Oct 2009 15:40:33 -0700 (PDT) From: Alan McKinnon To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] how to use RAM Date: Tue, 13 Oct 2009 00:39:33 +0200 User-Agent: KMail/1.12.2 (Linux/2.6.31-gentoo-r2; KDE/4.3.2; x86_64; ; ) Cc: KH References: <4AD3953C.5030706@xunil.at> <4AD3A913.3050500@konstantinhansen.de> In-Reply-To: <4AD3A913.3050500@konstantinhansen.de> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Message-Id: <200910130039.33752.alan.mckinnon@gmail.com> X-Archives-Salt: 958dc139-6c84-4d72-865b-ee0c3c923c7c X-Archives-Hash: 147e269176c6610fac8d6ae14ef19a9f On Tuesday 13 October 2009 00:09:23 KH wrote: > > I will give my virtual machines more RAM to improve their performance, > > yes, this is maybe the main reason for me to upgrade RAM. > > > > But are there any other things I might forget? > > > > Are there any creative non-ricer ways to really make use of it? > > > > I would like to hear your opinion on this, I am quite sure the > > gentoo-community knows one trick or the other ;-) > > > > Thanks a lot, Stefan > > > > Hi, > > you could regularly measure your disk speed by coping huge amounts of > data to a second ram-disk, and back. Then you have a good knowledge of > read and write speed of your hdd :-) > > I often use the ram disk for creating iso images before burning them to > dvd/cd. This is a lot faster than doing this on an hdd. > Just make sure the total amount of data is significantly larger than the amount of RAM, to negate the effect of in-RAM caching. A CD .iso for example can easily be cached in RAM as well as have the copy too. The write to hdd will be almost instant the second time -- alan dot mckinnon at gmail dot com