From mboxrd@z Thu Jan 1 00:00:00 1970 From: Junio C Hamano Subject: Re: [spurious parallel build bug] make -j fails with: "mv: mv: cannot stat `perl.mak': No such file or directory" Date: Mon, 27 Apr 2009 10:01:35 -0700 Message-ID: <7vk5563ua8.fsf@gitster.siamese.dyndns.org> References: <20090427094843.GA5849@elte.hu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: git@vger.kernel.org To: Ingo Molnar X-From: git-owner@vger.kernel.org Mon Apr 27 19:02:27 2009 Return-path: Envelope-to: gcvg-git-2@gmane.org Received: from vger.kernel.org ([209.132.176.167]) by lo.gmane.org with esmtp (Exim 4.50) id 1LyUDn-0002zB-L9 for gcvg-git-2@gmane.org; Mon, 27 Apr 2009 19:02:24 +0200 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751902AbZD0RBp (ORCPT ); Mon, 27 Apr 2009 13:01:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751732AbZD0RBp (ORCPT ); Mon, 27 Apr 2009 13:01:45 -0400 Received: from a-sasl-quonix.sasl.smtp.pobox.com ([208.72.237.25]:35748 "EHLO sasl.smtp.pobox.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750963AbZD0RBo (ORCPT ); Mon, 27 Apr 2009 13:01:44 -0400 Received: from localhost.localdomain (unknown [127.0.0.1]) by a-sasl-quonix.sasl.smtp.pobox.com (Postfix) with ESMTP id C896412F0A; Mon, 27 Apr 2009 13:01:43 -0400 (EDT) Received: from pobox.com (unknown [68.225.240.211]) (using TLSv1 with cipher DHE-RSA-AES128-SHA (128/128 bits)) (No client certificate requested) by a-sasl-quonix.sasl.smtp.pobox.com (Postfix) with ESMTPSA id 4220912F08; Mon, 27 Apr 2009 13:01:41 -0400 (EDT) In-Reply-To: <20090427094843.GA5849@elte.hu> (Ingo Molnar's message of "Mon, 27 Apr 2009 11:48:43 +0200") User-Agent: Gnus/5.110006 (No Gnus v0.6) Emacs/21.4 (gnu/linux) X-Pobox-Relay-ID: 15C05F6A-334D-11DE-90A7-D766E3C8547C-77302942!a-sasl-quonix.pobox.com Sender: git-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Archived-At: Ingo Molnar writes: > I got this when i built v1.6.3-rc3 for the first time: > > $ make -j > [...] > CC builtin-annotate.o > CC builtin-apply.o > CC builtin-archive.o > CC builtin-bisect--helper.o > mv: mv: cannot stat `perl.mak': No such file or directory > mv: cannot stat `perl.mak': No such file or directory > CC builtin-blame.o > mv: cannot stat `perl.mak': No such file or directory > mv: cannot stat `perl.mak': No such file or directory > cannot stat `perl.mak': No such file or directory > > a plain 'make' worked. > > Interestingly, a second attempt to reproduce it after a 'make clean' > failed to trigger the bug. So it's either timing sensitive or > there's some other weirdness that caused this. I've seen this a few times on the master machine at k.org but haven't seen it elsewhere, perhaps because I do not have an access to 8-way parallelism anywhere else.