Results for an old Athlon (hmm, I don't remember it running at 10.8 Ghz before)
cpu0: AMD Athlon(tm) 64 X2 Dual Core Processor 6000+, 10823.06 MHz forktest 0m19.23s real 0m0.72s user 0m22.46s system forktest+ 0m16.33s real 0m0.50s user 0m18.22s system kernel -j2 3m0.68s real 5m10.95s user 0m41.58s system kernel -j2+ 3m0.45s real 5m10.14s user 0m41.53s system On Sun, Sep 14, 2014 at 11:54 AM, Stefan Fritsch <s...@sfritsch.de> wrote: > On Sun, 14 Sep 2014, Job Snijders wrote: > > > On Sun, Sep 14, 2014 at 02:54:54PM +0200, Stefan Fritsch wrote: > > > I would like people to test the diffs on other machines. In particular > on > > > non-Intel CPUs. The only AMD system I could get hold of did not run > > > reliably with openbsd even without the pmap diff. > > > > I tested MP 'kernel -j 2' on a PC Engines apu1c4 (AMD G series T40E, 1 > > GHz dual Bobcat core with 64 bit support) and saw no speedup. > > Thanks. But no slowdown either? If you have time, it would be nice to see > the result for the fork test, which is a lot more sensitive to the pmap > handling. The source is at > http://permalink.gmane.org/gmane.os.openbsd.tech/38172 > > Also, it would be welcome if people tested the patch for stability. I have > been running it on a build VM for a few weeks, but that is hardly a > complete stability test. > >
