sysopen(MAINFEED,  $main_file,  O_RDONLY | O_LARGEFILE)  or die "Cannot open main feed file $main_file";


##</code><code>##


grep AR2 mnttab
/dev/vx/dsk/optdg/AR2   /AR2    vxfs    rw,suid,delaylog,largefiles,ioerror=mwdisable,dev=449c138       1200983054

grep AR2 vfstab
/dev/vx/dsk/optdg/AR2   /dev/vx/rdsk/optdg/AR2  /AR2    vxfs    1       yes     -