Hi All, I am trying to configure ASM through asmlib on my Linux 5 machine . I am having difficulty at the time of creating ASM disk . it says " Disk or resource busy ". [root@localhost anupamp]# /etc/init.d/oracleasm createdisk DATA2 /dev/sda6 Marking disk "DATA2" as an ASM disk: [FAILED] [root@localhost anupamp]# tail -5 /var/log/oracleasm Cleaning any stale ASM disks... Scanning system for ASM disks... Unable to open device "/dev/sda1": Device or resource busy Unable to open device "/dev/sda1": Device or resource busy Unable to open device "/dev/sda6": Device or resource busy [root@localhost anupamp]# How to solve this issue . Thanks And Regards, Anupam