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==Storage==
==Storage==
When a Live CD or Live DVD (a LiveOS image on read-only disc media) is booted, temporary storage is prepared for the system in RAM on each boot by the [http://git.fedorahosted.org/git/?p=spin-kickstarts.git;a=blob;f=fedora-live-base.ks;h=0b14feccfd99bd60d88dc55ebc32d48bc7251242;hb=HEAD#l63 /etc/rc.d/init.d/livesys script]. An in-memory copy-on-write system overlay is used (see [[#File Systems|File Systems]] below).
When a Live CD or Live DVD (a LiveOS image on read-only disc media) is booted, temporary storage is prepared for the system in RAM on each boot by the /sbin/dm/sbin/dmsquash-live-root in initrd0 the initial ram disk filesystem. An in-memory copy-on-write system overlay is used (see [[#File Systems|File Systems]] below).
The Fedora LiveOS system allows for persistent storage in 3 locations:
The Fedora LiveOS system allows for persistent storage in 3 locations:
The all-purpose, persistent overlay is needed for operating system changes and updates.
The all-purpose, persistent overlay is needed for operating system changes and updates.
The file systems are prepared on each boot by the [http://git.fedorahosted.org/git/?p=spin-kickstarts.git;a=blob;f=fedora-live-base.ks;h=0b14feccfd99bd60d88dc55ebc32d48bc7251242;hb=HEAD#l63 /etc/rc.d/init.d/livesys script].
===Home filesystem===
===Home filesystem===