From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Zhang, Xiantao" Subject: Re: cpuidle and un-eoid interrupts at the local apic Date: Wed, 18 Sep 2013 01:18:37 +0000 Message-ID: References: <51A908CA.7050604@citrix.com><51F8CB15.1070608@digithi.de><51F8DD40.2090207@citrix.com><51FC37A9.9090809@digithi.de><51FC418D.8020708@citrix.com><51FFBA8502000078000E9462@nat28.tlf.novell.com><51FFBC08.6070804@citrix.com><52055EC9.8030207@digithi.de><520561E1.8020809@citrix.com><520562C8.8080703@citrix.com><5207CE0C.1000502@digithi.de><5208CC8A.7070703@digithi.de><5208CF6B.7030505@citrix.com><5212365E.7010803@digithi.de><52130202.5020909@digithi.de><521347A702000078000ED015@nat28.tlf.novell.com><52170DC4.30507@digithi.de><52277CDA.8010401@digithi.de><52380738.5080703@digithi.de> <5238C3F9.4090408@digithi.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <5238C3F9.4090408@digithi.de> Content-Language: en-US List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: "Thimo E." , "Zhang, Yang Z" Cc: Keir Fraser , Jan Beulich , Andrew Cooper , "Dong, Eddie" , Xen-develList , "Nakajima, Jun" List-Id: xen-devel@lists.xenproject.org Probably you can use a non-Xen kernel to boot up the system, and then you can get the micro-code in cpuinfo. Thanks! Xiantao -----Original Message----- From: Thimo E. [mailto:abc@digithi.de] Sent: Wednesday, September 18, 2013 5:05 AM To: Zhang, Yang Z Cc: Keir Fraser; Jan Beulich; Andrew Cooper; Dong, Eddie; Xen-develList; Nakajima, Jun; Zhang, Xiantao Subject: Re: [Xen-devel] cpuidle and un-eoid interrupts at the local apic Hello, unfortunately the Xenserver kernel seems to not support reading the microcode, at least it is not populated in /proc/cpuinfo. Andrew, are there any special tricks to get the version out of the Xenserver kernel ? Best regards Thimo Am 17.09.2013 09:43, schrieb Zhang, Yang Z: > Thimo E. wrote on 2013-09-17: >> Hello Yang, >> >> The problem that we are discussing here seems to come from the >> interaction of my raid controller (Areca, ARC-1212) and the hardware. >> When I enable MSI on that controller the server crashes with the >> known error messages between 1 day and 7 days. When I disable MSI I >> don't see these crashes anymore. >> >> Andrew doesn't have this controller but he could also observe these >> type of crashes with another MSI enabled card, I think the networc >> card. But less often, I think 2 times in the last 4 months. >> >> My cpuinfo nor dmesg show any microcode information, perhaps Xen >> hides that info ?! > 'cat /proc/cpuinfo' will show the microcode version. > Best regards, > Yang >