How to use a new partition in RHEL6 without reboot?
Issue Added a new partition to a disk that have some existing partitions already mounted. Can the new partition be used without reboot in RHEL6? New partition created with fdisk command is not visible in the OS. Resolution partprobe was commonly used in RHEL 5 to inform the OS of partition table changes on the disk. In RHEL 6, it will only trigger the OS to update the partitions on a disk that none of its partitions are in use (e.g. mounted). If any partition on a disk is in use, partprobe will not trigger the OS to update partitions in the system because it is considered unsafe in some situations. So in general we would suggest: Unmount all the partitions of the disk before modifying the partition table on the disk, and then run partprobe to update the partitions in system. If this is not possible (e.g. the mounted partition is a system partition), reboot the system after modifying the partition table. The partitions in...