Have you looked at note *820215.1* titled *Setting up A Disk for oracleasm "oracleasm createdisk" Fails without Explicit Reason* on MOS? Harel Safra On Sun, May 16, 2010 at 2:30 PM, Anupam Pandey <my.oralce@xxxxxxxxx> wrote: > 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 >