In message <1137790053.22994.58.camel@xxxxxxxxxxxxxxxxxxxxx> you wrote: > Basically due to design issues and cost issues having a flash based > system is not possible. Currently we have only 16MB total of flash and If you have enough flash to store a compressed ramdisk image, you can store a compressed flash file system as well. For example, you could use a cramfs file system. In most cases the ramdisk solution is the worst option to chose. See for example http://www.denx.de/wiki/view/DULG/RootFileSystemSelection Best regards, Wolfgang Denk -- Software Engineering: Embedded and Realtime Systems, Embedded Linux Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd@xxxxxxx There are bugs and then there are bugs. And then there are bugs. - Karl Lehenbauer