(at least smp) fc5 kernels after 1788 have excessive kerneloverhead
Dave Jones
davej at redhat.com
Sat Dec 31 19:50:32 UTC 2005
On Sat, Dec 31, 2005 at 12:01:24PM +0000, Andy Burns wrote:
> Dave Jones wrote:
>
> >It's deliberate, as its profiling kernel allocations. (see /proc/kmalloc)
>
> Will this hit a system with EXT3->LVM->MDRAID1 particularly hard? Took
> about two hours to do a local install (with a largish set of packages
> but not everything) which I seem to remember took about 3/4 of an hour
> before.
yeah, it's pretty nasty on certain workloads.
I've seen enough samples from this now, I'll disable it in todays build.
Dave
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