Hi Fredrik, Fredrik Salomonsson <platt...@gmail.com> writes:
[...] >> Assuming I'm going to format the root filesystem as: >> >> mkfs.btrfs -m raid1 -d raid1 /dev/sda3 /dev/sdb3 >> >> how should I configure (file-system...)? this way: >> >> (file-system >> (mount-point "/") >> (type "btrfs") >> (device (uuid "4dab5feb-d176-45de-b287-9b0a6e4c01cb"))) >> >> with UUID taken from "lsblk -f"? > > That should work. I confirm it worked, easily! :-) [...] > One thing you should note is that guix might generate incorrect > paths for grub if you are using subvolumes. At least guix < 1.0 does > that for me, haven't tested 1.0+ yet. But I have been using a shell > script that works around that issue. I did not use root on a subvolume for my installation, but I'll try to reproduce it in a test install: can you please file a bug report for this, IMHO this should be fixed >> From you experience is RAID on brtfs as solid as the one on mdadm? > > I have very little experience with mdadm, so can only speak of my > experience with btrfs and RAID-1. Which I have been using for 3+ years. > For me it has been solid. Only issue I have encountered was when my > fileserver lost power a few times leaving the filesystem corrupt. A > "btrfs check --repair" fixed that issue. Thanks for sharing! You give me courage to adopt btrfs more extensively :-) Best regards, Gio'. [...] -- Giovanni Biscuolo Xelera IT Infrastructures
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