From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jes Sorensen Subject: Re: SAS disk from RAID card (no RAID mode) problems Date: Fri, 23 Dec 2016 09:21:35 -0500 Message-ID: References: <2326bdf0-2948-5cbf-3033-27ed41803e23@imagedworld.com> Mime-Version: 1.0 Content-Type: text/plain Return-path: In-Reply-To: <2326bdf0-2948-5cbf-3033-27ed41803e23@imagedworld.com> (IW News's message of "Fri, 23 Dec 2016 09:01:40 +0100") Sender: linux-raid-owner@vger.kernel.org To: IW News Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids IW News writes: > Hello, > > First message here. > > After looking for a solution without any luck I have found this > list. I hope someone can help me with this. > > I have an ASUS P6T Deluxe with a MARVELL 88SE63xx SAS RAID controller. > There are to identical 400GB SAS SSD drives attached to it. One of > them has a Windows 10 installation, the other one Linux. > Grub is installed on the second disk. > > Windows works as expected, but I have problems with the Linux > installation: the desktop environment freezes for some second once in > a while. This occurs with Mint Cinnamon, OpenSuSe KDE, Ubuntu and > Manjaro KDE. All of them are current installations. I'm now working in > up to date Manjaro KDE (kernel 4.9.0). > When the temporary freezes occur the mouse pointer moves, some windows > are updated correctly, other do not and DE stops working. > When this happens always I have a system log like this: > > ______________________________________________________ > 23/12/16 8:29 kernel sas: Enter sas_scsi_recover_host busy: 6 > failed: 6 > 23/12/16 8:29 kernel sas: trying to find task 0xffff8bda8d2bd900 > 23/12/16 8:29 kernel sas: sas_scsi_find_task: aborting task > 0xffff8bda8d2bd900 > 23/12/16 8:29 kernel sas: task done but aborted > 23/12/16 8:29 kernel sas: sas_scsi_find_task: task > 0xffff8bda8d2bd900 is done > 23/12/16 8:29 kernel sas: sas_eh_handle_sas_errors: task > 0xffff8bda8d2bd900 is done [snip] > Sometimes shorter sometimes larger. > It looks like a controller/drive/cable problem? > Any thoughts? Doesn't look like a Linux RAID issue, but much more like a driver problem. Possibly caused by cables or controller issues. You probably want to reach out to the linux-scsi list. Jes