On Tue, 2020-12-15 at 15:53 -0800, Song Liu wrote: > On Tue, Dec 15, 2020 at 10:40 AM Sébastien Luttringer <seblu@xxxxxxxxx> > wrote: > > > Hi, > > I am very sorry for this problem. This is a bug in 5.10 which is fixed > in 5.10.1. > To fix it, please upgrade your kernel to 5.10.1 (or downgrade to previous > version). In many cases, the array should be back normal. If not, please try > > mdadm --grow --size <size> /dev/mdXXX. > > If the original array uses the full disk/partition, you can use "max" for > <size> > to safe some calculation. > > Please let me know if you have future problem with it. Hello, The array didn't returned to normal after a reboot on 5.10.1. The `mdadm --grow --size max /dev/md0` command did the trick. The e2fsck detect no error, so we are back online. Thanks you for your help and especially your quick answer. Sébastien "Seblu" Luttringer
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