From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: Enable SCTERC in the kernel? Date: Fri, 25 Oct 2013 07:27:19 -0400 Message-ID: References: <1969984.qn2lKzvFd6@eseries.newtech.fi> <25143130.q0O8sfG8vl@eseries.newtech.fi> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <25143130.q0O8sfG8vl@eseries.newtech.fi> (Dag Nygren's message of "Fri, 25 Oct 2013 14:10:02 +0300") Sender: linux-raid-owner@vger.kernel.org To: dag@newtech.fi Cc: "Martin K. Petersen" , linux-raid@vger.kernel.org List-Id: linux-raid.ids >>>>> "Dag" == Dag Nygren writes: Dag> Anyway Neil had the opinion that mdadm could do it outside the Dag> kernel My concern is wrt. making sure that there are no unfortunate discrepancies between our block device read/write request timeouts and any error recovery timeouts values set in device firmware. MD kicking disks is just a symptom that there's a generic issue in this area. -- Martin K. Petersen Oracle Linux Engineering