TLB miss rate on MPC823/850 processors ???

Stuart Adams sja at
Thu Apr 15 01:46:43 EST 1999

With only 8 instruction TLB's and 8 data TLB's isn't the MPC823/850
going to spend an excesive amount servicing TLB faults ???
(With a 4K page size you only have access to 64K of memory without

Simply typing "cat /proc/ppc_htab" successively on the console shows
900-2000 misses just for execting that cat command.

-- Stuart

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