From mboxrd@z Thu Jan 1 00:00:00 1970 From: Wols Lists Subject: Re: Recommended filesystem for RAID 6 Date: Tue, 11 Aug 2020 20:45:48 +0100 Message-ID: <5F32F56C.7040603@youngman.org.uk> References: <1381759926.21710099.1597158389614.JavaMail.zimbra@karlsbakk.net> <4a7bfca8-af6e-cbd1-0dc4-feaf1a0288be@fritscher.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4a7bfca8-af6e-cbd1-0dc4-feaf1a0288be@fritscher.net> Sender: linux-raid-owner@vger.kernel.org To: Michael Fritscher , linux-raid@vger.kernel.org List-Id: linux-raid.ids On 11/08/20 20:19, Michael Fritscher wrote: > Hi, > > if you really want to use these tiny 2 TB HDDs - yes, RAID 6 (2x - the > second for the backup system on a physically different location) is a > good choice. > > But: If you can, buy some 8-12 TB HDDs and forget the old rusty tiny > HDDs. You'll save a lot at the system - and power. > I'm looking at one of these ... https://www.amazon.co.uk/Seagate-ST8000DM004-Barracuda-internal-Silver/dp/B075WYBQXJ/ref=pd_ybh_a_8?_encoding=UTF8&psc=1&refRID=WF1CTS2K9RWY96D1RENJ Note that it IS a shingled drive, so fine for backup, much less so for anything else. I'm not sure whether btrfs would be a good choice or not ... > ext4 is fine. In my experience, it is rock-solid, and also fsck.ext4 is > fairly qick (don't know what Roy is doing that it is so slow - do you > really made a full-fledged ext4 with journal or a old ext2 file system?^^) > > Another way would be deploying zfs with raid-z2 (Yes, I can hear the > screams :-D ) > Cheers, Wol