From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leo Famulari Subject: Re: [PATCH 0/1] Add lz4 (C implementation) Date: Wed, 09 Sep 2015 18:16:45 -0400 Message-ID: <1441837005.2910490.379313313.5F75FF46@webmail.messagingengine.com> References: <87vbbj5lo3.fsf@T420.taylan> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:52131) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZZnff-00032y-JZ for guix-devel@gnu.org; Wed, 09 Sep 2015 18:16:52 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ZZnfb-0008Js-0i for guix-devel@gnu.org; Wed, 09 Sep 2015 18:16:51 -0400 Received: from out2-smtp.messagingengine.com ([66.111.4.26]:53279) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ZZnfa-0008Jo-QB for guix-devel@gnu.org; Wed, 09 Sep 2015 18:16:46 -0400 Received: from compute2.internal (compute2.nyi.internal [10.202.2.42]) by mailout.nyi.internal (Postfix) with ESMTP id 3227A20B7E for ; Wed, 9 Sep 2015 18:16:46 -0400 (EDT) In-Reply-To: <87vbbj5lo3.fsf@T420.taylan> List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org To: =?UTF-8?Q?Taylan=20Ulrich=20Bay=C4=B1rl=C4=B1/Kammer?= Cc: guix-devel@gnu.org So, it is confirmed that parallel testing is not supposed to work: https://groups.google.com/forum/#!topic/lz4c/Egwtrrbb66M "If you are talking about doing multiple `make test` in parallel, then indeed, some tests involved writing, reading, and removing test files from local directory, so should multiple such operations happen randomly in parallel, there is a high probability that it will not end well." On Wed, Sep 9, 2015, at 17:26, Taylan Ulrich Bay=C4=B1rl=C4=B1/Kammer wrote: > Guix contains a lot of software with build and test phases that take a > very long time. When I was working on Qt it would take 5 GB of disk > space and 6 hours to build every time. Though that was a pathological > case and this program is tiny in comparison, I'd still say ~30 minutes > is harmless. It's annoying, but that's the price of disciplined work. In that case, I say we leave the tests in.