From mboxrd@z Thu Jan 1 00:00:00 1970 From: "John Stoffel" Subject: Re: RAID Issues - RAID10 working but with errors Date: Thu, 2 Apr 2020 10:26:40 -0400 Message-ID: <24197.63008.837629.985226@quad.stoffel.home> References: <832cb2b3-e9d3-e1a6-4ba5-f1f1b5d22b97@thelounge.net> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <832cb2b3-e9d3-e1a6-4ba5-f1f1b5d22b97@thelounge.net> Sender: linux-raid-owner@vger.kernel.org To: Reindl Harald Cc: Adam Goryachev , linux-raid@vger.kernel.org List-Id: linux-raid.ids >>>>> "Reindl" == Reindl Harald writes: Reindl> Am 02.04.20 um 04:28 schrieb Adam Goryachev: >> Is there a method to determine if this is a HDD error (ie, 2 drives that >> have errors) or a cabling issue (with just these two drives) or some >> strange driver/motherboard issue? Reindl> just try by start with the cheapest option: cables Reindl> when nothing changes switch where they disks are connected and you will Reindl> find out it's the motherboard when suddenly one drive that was completly Reindl> fine before has the same issue >> I notice in the output below MD is showing a number of bad blocks on the >> drives, and logs suggest that the drives have run out of "spare" space >> to re-allocate these to. Reindl> from the moment on some software stack is telling you about Reindl> bad blocks on drives run fast and replace fast Hear hear! When the drive is saying it's not happy... go get some more now. I wouldn't even question the badblocks you're seeing, that means it's dying. John