Messages in this thread | | | Date | Wed, 22 Mar 2006 00:40:28 -0800 | From | Valerie Henson <> | Subject | Re: [RFC] [PATCH] Reducing average ext2 fsck time through fs-wide dirty bit] |
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On Tue, Mar 21, 2006 at 05:10:36PM -0800, Valerie Henson wrote: > > The combination of the orphan inode and preallocation blocks problem > led me to another idea: create in-memory-only allocation bitmaps for > both inodes and blocks. These bitmaps would track blocks and inodes > allocated only for the life of this mount (or a file open) in memory > rather than on disk. I haven't implemented this yet but I think it is > a promising approach.
As I discovered about 5 seconds after starting to implement this, this is a terrible idea. Hint: think about worst-case memory usage. I am working on porting the ext3 reservation code to ext2 instead.
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