Messages in this thread | | | Subject | Re: [patch] hashtable sizes for icache and dcache | Date | Wed, 22 Sep 1999 15:13:12 +0100 (BST) | From | Alan Cox <> |
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> to the stock kernel to get better performances. It increase the ihash size > from 256 buckets to 16000 buckets that means 131k for the ihash. I enalrged also > the dhash from 1024 buckets to 16000 buckets as there are really lots of > hash entries.
That'll be nice on a 4Mb palmtop.
> I believe it doesn't worth to save 200k of RAM and to go slow (note > the binary image won't bloat as the hash is allocated in the .bss > section).
I don't believe we can go around throwing 200K of ram away. A few of those and its starting to bite 16-32Mb boxes.
Please look at DaveM's hash patches for 2.2.x
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