10:44 root@kivu /var/log# grep resync *
dmesg:[ 6.950037] md: resync of RAID array md0
dmesg:[ 6.950037] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for resync.
kern.log:Aug 1 18:18:25 kivu kernel: [ 6.950037] md: resync of RAID array md0
kern.log:Aug 1 18:18:25 kivu kernel: [ 6.950037] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for resync.
kern.log:Aug 2 01:02:47 kivu kernel: [28104.777816] md: md0: resync done.
Houve uma ressincronização RAID, acionada logo após a reinicialização.