Modifying contents of a RAMDISK

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Starting with example ramdisk.gz

1. Unzip the ramdisk

[root@localhost user]# gunzip ramdisk.gz

2. Mount the image using the loop file system

[root@localhost user]# mount -o loop ramdisk /mnt

3. Copy any files you want to add where ever you want them on /mnt
4. Unmount the disk

[root@localhost user]# umount /mnt

5. Zip up the directories with gzip

[root@localhost user]# gzip ramdisk