Fedora, as do other distros, freaks out when you add a physical drive to a system which had been previously part of another logical volume. This doesn’t happen often, but if it does, the symptom is when you run system-config-lvm and it exits unexpectedly with: ‘NoneType’ object is not iterable The way to resolve this
иконографиÑикони(adapted from https://ext4.wiki.kernel.org/index.php/Ext4_Howto#Converting_an_ext3_filesystem_to_ext4) Assuming you have enabled ext3 on your filesystem via: # tune2fs -j /dev/DEV It is very easy to then enable the ext4 features on an existing ext3 filesystem, using the command: # tune2fs -O extents,uninit_bg,dir_index /dev/DEV WARNING: Once you run this command, the filesystem will no longer be mountable using the ext3
викMost high end IBM hardware comes with a RMM (Remote Management Module) if you ever hope to manage the equipment from a location other than right in front of the machine. Managing the local accounts on the system is painful at best, and a more secure method is to integrate in to an already existing