[linux-mm-cc] Fixing out-of-memory errors on LiveCDs.

John McCabe-Dansted gmatht at gmail.com
Sat Mar 24 10:55:48 EDT 2007


" - LiveCD environments: Here, the swap space might not even be
available. Also, CD-ROM access is extremely slow. Thus, large no. of
programs can be pre-fetched and compressed in memory resulting in much
better performance."

Would it also be possible to expand the amount of virtual memory
available without needing a swap partition on disk?

(Even if the user attempts to load /dev/rand into memory, we can
probably rely on reclaiming 32MB by compressing Gnome's memory
structures etc.)

I ask because Ubuntu was having some problems with the LiveCD
partition tool running out of memory (because it had to run before the
swap partition was set up). In theory the Ubuntu LiveCD supports
systems with 256MB of ram, however they were having problems with
video cards stealing main memory for use as video ram.

-- 
John C. McCabe-Dansted
PhD Student
University of Western Australia


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