On Monday 16 April 2007 02:23:08 Arjan van de Ven wrote: > On Mon, 2007-04-16 at 01:49 +0300, Ismail Dönmez wrote: > > Hi, > > > > On Friday 13 April 2007 23:21:00 Ingo Molnar wrote: > > > [announce] [patch] Modular Scheduler Core and Completely Fair Scheduler > > > [CFS] > > > > > > i'm pleased to announce the first release of the "Modular Scheduler > > > Core and Completely Fair Scheduler [CFS]" patchset: > > > > > > http://redhat.com/~mingo/cfs-scheduler/sched-modular+cfs.patch > > > > Tested this on top of Linus' GIT tree but the system gets very > > unresponsive during high disk i/o using ext3 as filesystem but even > > writing a 300mb file to a usb disk (iPod actually) has the same affect. > > just to make sure; this exact same workload but with the stock scheduler > does not have this effect? > > if so, then it could well be that the scheduler is too fair for it's own > good (being really fair inevitably ends up not batching as much as one > should, and batching is needed to get any kind of decent performance out > of disks nowadays)
Tried with make install in kdepim (which made system sluggish with CFS) and the system is just fine (using CFQ). Regards, ismail - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
