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We were trying to install a QLogic card and it’s drivers on one of our SLES11 servers this morning and mkinitrd kept barking at us: lebsvn2:/boot/grub # mkinitrd -v Kernel image:   /boot/vmlinuz-2.6.27.19-5-default Initrd image:   /boot/initrd-2.6.27.19-5-default Root device: /dev/root (mounted on / as ext3) Resume device: /dev/disk/by-id/scsi-SATA_FUJITSU_MHZ2080_K85CT9925KBH-part3 (/dev/sda3) Device root not found in sysfs […]

At work, we have many Unix and Linux systems, so we use NIS to coordinate the authentication and authorization of users.  One of our Unix groups has so many members that the older Unix systems can’t “see” them all.  So, we split up the membership into a set of entries in the /etc/group file that […]