Messages in this thread | | | Date | Thu, 18 Jan 2001 16:43:15 -0800 (PST) | From | Gerhard Mack <> | Subject | Re: multi-queue scheduler update |
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What affect does this scheduler have on 1 - 5 tasks??
Gerhard
On Thu, 18 Jan 2001, Mike Kravetz wrote:
> I just posted an updated version of the multi-queue scheduler > for the 2.4.0 kernel. This version also contains support for > realtime tasks. The patch can be found at: > > http://lse.sourceforge.net/scheduling/ > > Here are some very preliminary numbers from sched_test_yield > (which was previously posted to this (lse-tech) list by Bill > Hartner). Tests were run on a system with 8 700 MHz Pentium > III processors. > > microseconds/yield > # threads 2.2.16-22 2.4 2.4-multi-queue > ------------ --------- -------- --------------- > 16 18.740 4.603 1.455 > 32 17.702 5.134 1.456 > 64 23.300 5.586 1.466 > 128 47.273 18.812 1.480 > 256 105.701 71.147 1.517 > 512 FRC 143.500 1.661 > 1024 FRC 196.425 6.166 > 2048 FRC FRC 23.291 > 4096 FRC FRC 47.117 > > *FRC = failed to reach confidence level > > -- > Mike Kravetz mkravetz@sequent.com > IBM Linux Technology Center > 15450 SW Koll Parkway > Beaverton, OR 97006-6063 (503)578-3494 > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > Please read the FAQ at http://www.tux.org/lkml/ >
-- Gerhard Mack
gmack@innerfire.net
<>< As a computer I find your faith in technology amusing.
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