Re: Sluggish system responsiveness on I/O

2006-11-19 Thread Mike Galbraith
On Sun, 2006-11-19 at 12:44 -0500, Lee Revell wrote: > On Sun, 2006-11-19 at 08:51 +0100, Mike Galbraith wrote: > > That makes sense, I/O tasks don't generally hold the cpu for extended > > periods, whereas a cpu bound task does. > > So what can we do about I/O intensive tasks that also want a lot

Re: Sluggish system responsiveness on I/O

2006-11-19 Thread Lee Revell
On Sun, 2006-11-19 at 08:51 +0100, Mike Galbraith wrote: > That makes sense, I/O tasks don't generally hold the cpu for extended > periods, whereas a cpu bound task does. So what can we do about I/O intensive tasks that also want a lot of CPU, for example, the bloatier Gnome/KDE apps? Evolution i

Re: Sluggish system responsiveness on I/O

2006-11-18 Thread Mike Galbraith
On Sat, 2006-11-18 at 14:12 +0100, Christian wrote: > Hello lkml! > > Im currently testing 2.6.19-rc5-mm1. Everything works really fine except the > little wart with bad multimedia interactivity with a kernel compiling in the > background. So I tried to narrow it down as much > as possible. >

Re: Sluggish system responsiveness on I/O

2006-11-18 Thread Christian
Am Samstag, 18. November 2006 14:25 schrieb Prakash Punnoor: > Am Samstag 18 November 2006 14:12 schrieb Christian: > > So I tried to nice the make and see what happens: > > > > nice 5 make -j4: Seems to make no difference. Heavy stuttering in > > glxgears and et > > nice 10 make -j4: Somewhat bett

Re: Sluggish system responsiveness on I/O

2006-11-18 Thread Prakash Punnoor
Am Samstag 18 November 2006 14:12 schrieb Christian: > So I tried to nice the make and see what happens: > > nice 5 make -j4: Seems to make no difference. Heavy stuttering in glxgears > and et > nice 10 make -j4: Somewhat better but still unusable with et > > everything above nice 15 is usable. nic

Sluggish system responsiveness on I/O

2006-11-18 Thread Christian
Hello lkml! Im currently testing 2.6.19-rc5-mm1. Everything works really fine except the little wart with bad multimedia interactivity with a kernel compiling in the background. So I tried to narrow it down as much as possible. I did several find's,dd's and cats in parrallel and watched four i