Messages in this thread |  | | | From | Andreas Dilger <> | | Date | Tue, 9 Apr 2002 20:55:04 -0600 | | Subject | Re: implementing soft-updates |
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On Apr 09, 2002 20:41 -0400, Albert D. Cahalan wrote: > In case you are still thinking about what to do, here are a > few filesystem ideas that you might like: > > ext2 compression (e2compr) - project needs polishing, integration > delayed allocation (allocate space only when about to do IO) - Andrew Morton has done this for 2.5 > while rw mounted: defrag, undelete (not trash bin), grow, shrink, fsck - Andrew Morton has implemented for ext3 (kernel space, needs user tool) > make ext2 extents work - yes, discussion ongoing on ext2-devel, no real progress yet > make ext2 handle huge block sizes - kernel issues w.r.t. buffers > PAGE_SIZE > mark idle filesystems clean; mark dirty before non-atomic updates - maybe marginally useful > tools for in-place filesystem conversion (ufs --> ext2) - existing project > try larger inodes (example: 168-byte, 3 in 512 bytes, 0,1,2,x,4,5,6,x,8...) - discussion ongoing on ext2-devel with some good progress
Cheers, Andreas -- Andreas Dilger http://www-mddsp.enel.ucalgary.ca/People/adilger/ http://sourceforge.net/projects/ext2resize/
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