Strange message when logged in as root

[timalsina]

I am getting following message today when I logged in as root:
OS: CentOS 5.2 64 Bit
DirectAdmn: 1.321

OS - upto deate
DirectAdmin - upto date

Message from syslogd@ at Sun Jul 13 18:49:12 2008 ...
server kernel: EDAC MC0: UE row 1, channel-a= 0 channel-b= 1 labels "-": (Branch=0 DRAM-Bank=2 RDWR=Read RAS=6879 CAS=0 FATAL Err=0x4)

 

[chatwizrd]

Bad stick of ram?