Messages in this thread | | | Date | Sun, 26 Mar 2000 14:46:51 -0700 | From | yodaiken@fsmlabs ... | Subject | Re: [patch] preemptive kernel, preemptive-2.3.52-A7 |
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On Sun, Mar 26, 2000 at 06:44:30PM +0200, Andi Kleen wrote: > yodaiken@fsmlabs.com writes: > > > > Solution2: reduced copy writes. > > Improved responsiveness > > Improved throughput > > Appropriate use of modern scatter/gather I/O hardware. > > And how would you implement a shared buffer cache with that ?
We've already got raw io so we don't commit to having everything in a buffer cache. But we can have a buffer cache by requiring libc to use write: if size is too big syscall get_kiobuf_handle ptr,size, COW write_kiobuff(handle); or something similar.
> > > -Andi
-- --------------------------------------------------------- Victor Yodaiken FSMLabs: www.fsmlabs.com www.rtlinux.com FSMLabs is a servicemark and a service of VJY Associates L.L.C, New Mexico.
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