I applied the patch in 397 to a vanilla 2.6.30.4 and the difference was dramatic (with the patch is _much_ better, ie the complete freezing for 15+ seconds when running multiple IO intensive jobs are gone). I'll work on getting some hard numbers (with iobench, etc) to see if they agree.
I applied the patch in 397 to a vanilla 2.6.30.4 and the difference was dramatic (with the patch is _much_ better, ie the complete freezing for 15+ seconds when running multiple IO intensive jobs are gone). I'll work on getting some hard numbers (with iobench, etc) to see if they agree.