Damn, you're right ! # cat /proc/mdstats Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] md127 : inactive sde1[2](S) sdd1[6](S) sdb1[5](S) sdf1[4](S) 7814050144 blocks super 1.2 unused devices: <none> => I stopped my array (mdadm --stop), then restarted : sam / # cat /proc/mdstat Personalities : [linear] [raid0] [raid1] [raid10] [raid6] [raid5] [raid4] md127 : active raid5 sdc1[0] sdf1[4] sde1[2] 5860535808 blocks super 1.2 level 5, 512k chunk, algorithm 2 [4/3] [U_UU] unused devices: <none> It works !!! Now, should I add the other drives ? How ? Thanks a lot :) gUI 2013/10/9 Mikael Abrahamsson <swmike@xxxxxxxxx>: > On Wed, 9 Oct 2013, Guillaume Betous wrote: > >> I don't know where this "busy" message comes from : I have no mount nor >> RAID service started. > > > "cat /proc/mdstat" says no md volume is in any state at all? This is usually > the case when these busy messages are shown. > > -- > Mikael Abrahamsson email: swmike@xxxxxxxxx -- Pour la santé de votre ordinateur, préférez les logiciels libres. Lire son mail : http://www.mozilla-europe.org/fr/products/thunderbird/ Browser le web : http://www.mozilla-europe.org/fr/products/firefox/ Suite bureautique : http://www.libreoffice.org/download/ -- To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html