On Tue, 2019-02-12 at 14:31 +0200, Artem Mygaiev wrote: > Have same issue (RAID5 over 4 disks): > https://marc.info/?l=linux-btrfs&m=154815802313248&w=2 > > Having perfectly healthy HDDs it seem to be caused by some bit flips > in SDRAM which is non-ECC in my case, unfortunately. Tried --repair, > didn't helped, same for --init-csum-tree. Now using fs in ro mode > (data is fully available), preparing for total rebuild. > > -- Artem > Thanks for sharing your misadventure. I'm a step ahead from you, as this issue is on my rebuilt btrfs filesystem. 😎 What make you think it could be RAM bit flips? Regards, Sébastien "Seblu" Luttringer
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