Re: [Ext2-devel] [RFC] extents support for EXT3

From: Alex Tomas
Date: Fri Aug 29 2003 - 00:50:56 EST


>>>>> Mike Fedyk (MF) writes:

MF> With extents, what are the worst/best cases for max file size on a 1k block
MF> filesystem? AFAICT, worst case is 16GB if it backs out to the second level
MF> like we have now...

well, for extents case the worst/best cases are function of block allocation.
in fact, the best case could have ~31000 blocks per extent (limited by groups).
the worst case is having 1 block per extent -> 12 bytes per block (4 bytes
w/o extents)

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