From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751975AbaGaLNf (ORCPT ); Thu, 31 Jul 2014 07:13:35 -0400 Received: from e06smtp11.uk.ibm.com ([195.75.94.107]:35380 "EHLO e06smtp11.uk.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751151AbaGaLNd (ORCPT ); Thu, 31 Jul 2014 07:13:33 -0400 From: Christian Borntraeger To: Jiri Olsa Cc: Arnaldo Carvalho de Melo , David Ahern , Paolo Bonzini , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, Christian Borntraeger Subject: [RFC] increase perf kvm stat accuracy Date: Thu, 31 Jul 2014 13:13:50 +0200 Message-Id: <1406805231-10675-1-git-send-email-borntraeger@de.ibm.com> X-Mailer: git-send-email 1.8.4.2 X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14073111-5024-0000-0000-000000DA3B1D Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On my s390 kvm system most of the kvm exits are in the range of 0 or 1 microseconds. Can we increase the accuracy by 2 additional digits? Opinions? Christian Borntraeger (1): KVM: perf/stat: Properly show submicrosecond times tools/perf/builtin-kvm.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) -- 1.8.4.2