Re: alpha scheduling needs some tuning

1999-10-13 Thread Andrew Gallatin
Jason Thorpe writes: > On Tue, 12 Oct 1999 23:37:53 -0400 (EDT) > Andrew Gallatin <[EMAIL PROTECTED]> wrote: > > > Has anybody noticed that scheduling appears to be broken on the alpha? > > > > On both i386 & alpha, try: > > > > echo "main(){for(;;);}" > foo.c > > cc foo.c >

Re: alpha scheduling needs some tuning

1999-10-12 Thread Jason Thorpe
On Tue, 12 Oct 1999 23:37:53 -0400 (EDT) Andrew Gallatin <[EMAIL PROTECTED]> wrote: > Has anybody noticed that scheduling appears to be broken on the alpha? > > On both i386 & alpha, try: > > echo "main(){for(;;);}" > foo.c > cc foo.c > /usr/bin/nice -20 ./a.out & ; ./a.out & FWIW, Ro

alpha scheduling needs some tuning

1999-10-12 Thread Andrew Gallatin
Has anybody noticed that scheduling appears to be broken on the alpha? On both i386 & alpha, try: echo "main(){for(;;);}" > foo.c cc foo.c /usr/bin/nice -20 ./a.out & ; ./a.out & & watch the programs run in top. You'll notice that on the i386, the non-niced job will get about 2/3 of the cpu &