From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jan Kiszka Subject: Re: kvmtrace and debugging kvm Date: Wed, 14 Apr 2010 09:56:15 +0200 Message-ID: <4BC5751F.9080403@web.de> References: Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="------------enigE73BC6E33EE8318E63014200" Cc: kvm@vger.kernel.org To: Manish Regmi Return-path: Received: from fmmailgate01.web.de ([217.72.192.221]:44970 "EHLO fmmailgate01.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752076Ab0DNH4R (ORCPT ); Wed, 14 Apr 2010 03:56:17 -0400 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigE73BC6E33EE8318E63014200 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Manish Regmi wrote: > hi, > I am trying to use kvmtrace but it looks like its no longer used. in Right, kernel support was removed a few releases ago. I think it's time to drop that tool from the qemu-kvm package. > kvm_main.c it is returning -EOPNOTSUP. > kvmtrace -V -D test -o mykvmtest > does not seem to do anything. >=20 > is it no longer used? is there any better way of debugging kvm? Use ftrace. KVM comes with an even better level of event trace instrumentation for that framework than it was the case with kvmtrace. Jan --------------enigE73BC6E33EE8318E63014200 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.9 (GNU/Linux) Comment: Using GnuPG with SUSE - http://enigmail.mozdev.org iEYEARECAAYFAkvFdSAACgkQitSsb3rl5xS+5ACgh8oIpF9pvXFdmRwWu5V8ZKLs iLQAoIWJYBpAQPrF2xpsiC8qtmH7iS3Q =4McH -----END PGP SIGNATURE----- --------------enigE73BC6E33EE8318E63014200--