From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([208.118.235.92]:37419) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKODj-0000yo-6o for qemu-devel@nongnu.org; Tue, 26 Mar 2013 03:23:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UKODh-0005EX-Vl for qemu-devel@nongnu.org; Tue, 26 Mar 2013 03:22:59 -0400 Received: from mail-ea0-x22c.google.com ([2a00:1450:4013:c01::22c]:63168) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UKODh-0005EQ-Pb for qemu-devel@nongnu.org; Tue, 26 Mar 2013 03:22:57 -0400 Received: by mail-ea0-f172.google.com with SMTP id z7so980996eaf.17 for ; Tue, 26 Mar 2013 00:22:57 -0700 (PDT) Sender: Paolo Bonzini Message-ID: <51514B2F.6090304@redhat.com> Date: Tue, 26 Mar 2013 08:15:59 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <514C1560.1020406@jp.fujitsu.com> <514C3CE1.3000100@redhat.com> <51514AA1.9040008@jp.fujitsu.com> In-Reply-To: <51514AA1.9040008@jp.fujitsu.com> Content-Type: text/plain; charset=ISO-2022-JP Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] [PATCH 0/5] Add some tracepoints for clarification of the cause of troubles List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Kazuya Saito Cc: qemu-devel@nongnu.org Il 26/03/2013 08:13, Kazuya Saito ha scritto: >> > >> > I'm not sure 4-5 are that useful, but the first 3 patches are definitely >> > good stuff. > Thanks. I'll modify the patch you pointed out about CPU number and > re-post it. > I'd like to add tracepoints to the virtual device creation/deletion > part. I had an issue that when a Windows guest OS booted up, it didn't > have a virtual NIC device which it should have had. It took us time to > figure out which the guest OS or the QEMU had the issue. If I have > had the tracepoints in the virtual device creation/deletion should have > eased the situation much better. Wouldn't you get the same information from the command line? Paolo