> Run > vgchange -ay vgname > To activate it then mount it. Thanks a lot. Can you explain why it had been deactivated? I want to know should I run that command after every reboot? Regards, Mahmood ________________________________ From: mohammad azimi <mohammad.reza.azimi@gmail.com> To: Mahmood Naderan <nt_mahmood@yahoo.com> Cc: LVM general discussion and development <linux-lvm@redhat.com> Sent: Saturday, April 27, 2013 1:54 PM Subject: Re: problem mounting the lvm drive Hi Run vgchange -ay vgname To activate it then mount it. _______________________________________________ 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/