On 10/25/2009 07:33 PM, Devin Reade wrote: ... > WARNING: mismatch_cnt is not 0 on /dev/md0 I have two machines with software RAID 1 running CentOS, they both gave this message this weekend. Mogens -- Mogens Kjaer, Carlsberg A/S, Computer Department Gamle Carlsberg Vej 10, DK-2500 Valby, Denmark Phone: +45 33 27 53 25, Mobile: +45 22 12 53 25 Email: mk at crc.dk Homepage: http://www.crc.dk