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 <gentoo-user+bounces-112345-garchives=archives.gentoo.org@lists.gentoo.org>) id 1OURqO-0005Tt-E2 for garchives@archives.gentoo.org; Thu, 01 Jul 2010 22:02:52 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8F8EEE0AF2; Thu, 1 Jul 2010 22:02:28 +0000 (UTC) Received: from mail-wy0-f181.google.com (mail-wy0-f181.google.com [74.125.82.181]) by pigeon.gentoo.org (Postfix) with ESMTP id 52C0DE0AF2 for <gentoo-user@lists.gentoo.org>; Thu, 1 Jul 2010 22:02:28 +0000 (UTC) Received: by wyf28 with SMTP id 28so1274848wyf.40 for <gentoo-user@lists.gentoo.org>; Thu, 01 Jul 2010 15:02:27 -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=J9/BlsZ7EfAf1+n8TAvbXTELOcUiKCn8fcOhjiPZsBc=; b=u841ud4SsKQpNNF4d06SzkeUGtyYGhVf9GW5hw8KDp84H3afBNLjrhfxVNkx+RS04V /y2PrFKLYYNhyO3evYn76rQP9ydepk9P+dH2uUBbJUNqGb/Qk/SVD0gnO+fWoqU6C7U2 oG44nOamvzU3fBFPUJhF4KHFsdM37uxvAAkxI= 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=cJd5Klk7K+HlFTt3KjWYLe3Mk2AN/Vu7THEcoJypsbMNoJPe4JoqczGnqNr40vjI4B wW5Hyg1EmZ1wxPn2SrtuPG3CEGnngXZ5axXoBGZ8rfTWnHVnC/JI/7IPnigLvMmujBCt /W+MKbI+F5vjTvHnJNPIeeOBLpsd8cvaTJwGE= Received: by 10.227.155.20 with SMTP id q20mr82112wbw.74.1278021747736; Thu, 01 Jul 2010 15:02:27 -0700 (PDT) Received: from nazgul.localnet (196-210-140-126.dynamic.isadsl.co.za [196.210.140.126]) by mx.google.com with ESMTPS id b23sm1890968wbb.2.2010.07.01.15.02.20 (version=TLSv1/SSLv3 cipher=RC4-MD5); Thu, 01 Jul 2010 15:02:22 -0700 (PDT) From: Alan McKinnon <alan.mckinnon@gmail.com> To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] activating swap by udev event Date: Thu, 1 Jul 2010 23:59:09 +0200 User-Agent: KMail/1.13.3 (Linux/2.6.34-ck-r1; KDE/4.4.4; x86_64; ; ) Cc: Neil Bothwick <neil@digimed.co.uk> References: <AANLkTikEOU4NJc5OjYsd8ewVwnH6N1RZ_lI0YzAjUq34@mail.gmail.com> <201007012146.16265.alan.mckinnon@gmail.com> <20100701225056.2059ac87@zaphod.digimed.co.uk> In-Reply-To: <20100701225056.2059ac87@zaphod.digimed.co.uk> Precedence: bulk List-Post: <mailto:gentoo-user@lists.gentoo.org> List-Help: <mailto:gentoo-user+help@lists.gentoo.org> List-Unsubscribe: <mailto:gentoo-user+unsubscribe@lists.gentoo.org> List-Subscribe: <mailto:gentoo-user+subscribe@lists.gentoo.org> List-Id: Gentoo Linux mail <gentoo-user.gentoo.org> X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <201007012359.09342.alan.mckinnon@gmail.com> X-Archives-Salt: 6d0640ca-b2e8-4085-add6-390362835141 X-Archives-Hash: 7c138905452dcd51f52e2039d19c60a9 On Thursday 01 July 2010 23:50:56 Neil Bothwick wrote: > On Thu, 1 Jul 2010 21:46:15 +0200, Alan McKinnon wrote: > > That will never work in a zillion years for all the good reasons > > mentioned elsewhere in this thread. > > > > You MUST disable swap THEN remove the device. This sequence is > > inviolate. > > You could use a udev rule to enable the swap, but it has to be removed > manually. But it does raise the question of why you would want swap on a > USB stick in the first place. It must be slower than hard disk swap, and > will wear out the flash memory. Instead of all this messing around, just > increase the size of your swap partition, or add another one. Or deal with the actual underlying issue which is probably "get more RAM" -- alan dot mckinnon at gmail dot com