Is there any command exactly oppose to pvcreate ? when i ran thoi command pvcreate /dev/cciss/c0d1p[5-13] i got this error : pvcreate -- can't open physical volume "/dev/cciss/c0d1p3" to get its size though i have not mentioed the device c0d1p3 then i noticed from pvscan pvscan -- inactive PV "/dev/cciss/c0d1p1" is in no VG [1 KB] pvscan -- inactive PV "/dev/cciss/c0d1p5" is in no VG [9.32 GB] pvscan -- inactive PV "/dev/cciss/c0d1p6" is in no VG [9.32 GB] pvscan -- inactive PV "/dev/cciss/c0d1p7" is in no VG [4.66 GB] ..... .... .. the c0d1p1 is acctually my Extended partion but my pvscan also show the same device pvscan -- inactive PV "/dev/cciss/c0d1p1" is in no VG [1 KB] i do not what is wrong here, so i like to remove this enrty from my pvscan i tried with pvmove and got error ERROR: can't move physical extents: volume please guide me how i will able to move the enrty ? or what is the exact command to remove or delete all physical volume. If i want to remove all physical volume i created with this error i also notice one warning message on my primary disk. I had never seen this before .. Warning: invalid flag 0x0000 of partition table 5 will be corrected by w(rite) Thanks, Sambit Nanda 203-553-3424 (O) _______________________________________________ linux-lvm mailing list linux-lvm@redhat.com https://www.redhat.com/mailman/listinfo/linux-lvm read the LVM HOW-TO at http://tldp.org/HOWTO/LVM-HOWTO/