Hi, The server is running CentOS 5.8 Linux OS on Dell PowerEdge R710 having raid controller card 03:00.0 RAID bus controller: LSI Logic /Symbios Logic MegaRAID SAS 2108 [Liberator] (rev 05) /usr/sbin/smartctl -a /dev/sda smartctl version 5.38 [x86_64-redhat-linux-gnu] Copyright (C) 2002-8 Bruce Allen Home page is http://smartmontools.sourceforge.net/ Device: DELL PERC H700 Version: 2.10 DELL PERC controllers are not supported. Any clue to the above issue? Regards, Kaushal _______________________________________________ CentOS mailing list CentOS@xxxxxxxxxx http://lists.centos.org/mailman/listinfo/centos