From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:52342) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zntv9-0002HC-Tg for qemu-devel@nongnu.org; Sun, 18 Oct 2015 15:47:08 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Zntv6-0000gv-M0 for qemu-devel@nongnu.org; Sun, 18 Oct 2015 15:47:07 -0400 Received: from mail-vk0-f43.google.com ([209.85.213.43]:33253) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Zntv6-0000gW-Id for qemu-devel@nongnu.org; Sun, 18 Oct 2015 15:47:04 -0400 Received: by vkaw128 with SMTP id w128so93638464vka.0 for ; Sun, 18 Oct 2015 12:47:04 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: References: From: Peter Maydell Date: Sun, 18 Oct 2015 20:46:44 +0100 Message-ID: Content-Type: text/plain; charset=UTF-8 Subject: Re: [Qemu-devel] Qemu: Guest Linux hangs on Mac OS X 10.11 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Aaron Elkins Cc: Paolo Bonzini , "qemu-devel@nongnu.org Developers" On 16 October 2015 at 08:32, Aaron Elkins wrote: > I built Qemu on Mac OS X 10.11 El Capitan with: > > ./configure > make > make install > > Successfully. > > And downloaded the official linux image, and ran it with the following: > > qemu-system-x86_64 -drive file=linux-0.2.img,index=0,media=disk,format=raw > > And then got the following warnings and the guest linux can not response to keyboard and freezes for a period of time, and this issue repeated forever while the guest linux was running. > > main-loop: WARNING: I/O thread spun for 1000 iterations > > Any idea? I've been able to reproduce this on my Yosemite system (only with debugging disabled, annoyingly.) Not sure why it's doing it yet, though... (Note to Paolo: if I disable the 'suppress second notifications' code it prints the warning forever.) -- PMM