On Thu, 27 Jun 2002, Andrew Sullivan wrote:
> For what it's worth, truss on Solaris 7 indicates that copying from
> OS buffer costs a few milliseconds (between 2 and 8 in our tests,
> depending on load), at least in our tests.
Ouch! Are you sure you mean MILLIseconds, rather than MICROSECONDS?
8K in 2 ms. = 4 MB/sec.
8K in 8 usec. = 976 MB/sec.
The latter would be a much more reasonable figure for memory bandwidth...
cjs
--
Curt Sampson <cjs@cynic.net> +81 90 7737 2974 http://www.netbsd.org
Don't you know, in this new Dark Age, we're all light. --XTC