From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paolo Bonzini Subject: Re: [PATCH v1 16/19] tools/kvm_stat: add new interactive command 't' Date: Tue, 20 Jun 2017 15:17:18 +0200 Message-ID: <9b5eb94a-94f5-817a-c371-8beb12f613f3@redhat.com> References: <20170607190843.76869-1-raspl@linux.vnet.ibm.com> <20170607190843.76869-17-raspl@linux.vnet.ibm.com> <535a16ce-8f48-8446-5e4a-4d7e375086bd@redhat.com> <3ec6c83a-5554-2497-ed58-b6da6d3c6868@linux.vnet.ibm.com> <828a0b8f-f5d0-b11a-c2ef-b3b3f2c91e8c@redhat.com> <1803ed91-0d78-742f-66a7-a88dd4dc5786@linux.vnet.ibm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Cc: rkrcmar@redhat.com, frankja@linux.vnet.ibm.com To: raspl@linux.vnet.ibm.com, kvm@vger.kernel.org Return-path: Received: from mx1.redhat.com ([209.132.183.28]:53206 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751101AbdFTNRV (ORCPT ); Tue, 20 Jun 2017 09:17:21 -0400 In-Reply-To: <1803ed91-0d78-742f-66a7-a88dd4dc5786@linux.vnet.ibm.com> Content-Language: en-US Sender: kvm-owner@vger.kernel.org List-ID: On 20/06/2017 15:09, Stefan Raspl wrote: >> Sorry for the stupid question, when can this be useful? :) > > When you have several guests running for weeks, and want to have a > quick check whether any of the events was triggered in an excessive > manner while you weren't looking (via kvm_stat or similar)? Maybe kvm_stat could take an option for "do not reset debugfs on startup"? Is there a case where kvm_stat would be invoked for a while and _then_ you press 't'? Paolo