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Siddha, Suresh B 783609c6cb [PATCH] sched: decrease number of load balances 
Currently at a particular domain, each cpu in the sched group will do a
load balance at the frequency of balance_interval.  More the cores and
threads, more the cpus will be in each sched group at SMP and NUMA domain.
And we endup spending quite a bit of time doing load balancing in those
domains.

Fix this by making only one cpu(first idle cpu or first cpu in the group if
all the cpus are busy) in the sched group do the load balance at that
particular sched domain and this load will slowly percolate down to the
other cpus with in that group(when they do load balancing at lower
domains).

Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Cc: Christoph Lameter <clameter@engr.sgi.com>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
 		2006-12-10 09:55:43 -08:00
..
acpi [PATCH] slab: remove kmem_cache_t 2006-12-07 08:39:25 -08:00
asm-alpha [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-arm [PATCH] spi: stabilize PIO mode transfers on PXA2xx systems 2006-12-10 09:55:40 -08:00
asm-arm26 [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-avr32 [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-cris [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-frv [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-generic [PATCH] tty: switch to ktermios 2006-12-08 08:28:57 -08:00
asm-h8300 [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-i386 [PATCH] sched: add option to serialize load balancing 2006-12-10 09:55:43 -08:00
asm-ia64 [PATCH] sched: add option to serialize load balancing 2006-12-10 09:55:43 -08:00
asm-m32r [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-m68k [PATCH] Sun3: General updates 2006-12-09 09:41:18 -08:00
asm-m68knommu [PATCH] cleanup asm/setup.h userspace visibility 2006-12-07 08:39:46 -08:00
asm-mips [PATCH] add STB810 support (Philips PNX8550-based) 2006-12-09 01:04:00 +00:00
asm-parisc [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-powerpc [PATCH] sched: add option to serialize load balancing 2006-12-10 09:55:43 -08:00
asm-ppc [PATCH] mm: pagefault_{disable,enable}() 2006-12-07 08:39:21 -08:00
asm-s390 Merge branch 'for-linus' of git://git390.osdl.marist.edu/pub/scm/linux-2.6 2006-12-08 11:21:55 -08:00
asm-sh [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-sh64 [PATCH] cleanup asm/setup.h userspace visibility 2006-12-07 08:39:46 -08:00
asm-sparc [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-sparc64 [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-um [PATCH] UML: add generic BUG support 2006-12-08 08:28:39 -08:00
asm-v850 [PATCH] tty: preparatory structures for termios revamp 2006-12-08 08:28:56 -08:00
asm-x86_64 [PATCH] sched: add option to serialize load balancing 2006-12-10 09:55:43 -08:00
asm-xtensa [PATCH] xtensa: fix system call interface 2006-12-10 09:55:39 -08:00
crypto [CRYPTO] lib: table driven multiplications in GF(2^128) 2006-12-06 18:38:55 -08:00
keys [PATCH] keys: discard the contents of a key on revocation 2006-06-26 09:58:18 -07:00
linux [PATCH] sched: decrease number of load balances 2006-12-10 09:55:43 -08:00
math-emu
…
media V4L/DVB (4666): Ensure the WM8775 driver is loaded generically for any board. 2006-10-03 15:13:48 -03:00
mtd Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2006-10-01 17:55:53 +01:00
net [PATCH] sysctl: remove unused "context" param 2006-12-10 09:55:41 -08:00
pcmcia [PATCH] pcmcia: multifunction card handling fixes 2006-12-04 20:09:15 -05:00
rdma IB/cm: Fix automatic path migration support 2006-11-29 15:33:10 -08:00
rxrpc
…
scsi [PATCH] slab: remove kmem_cache_t 2006-12-07 08:39:25 -08:00
sound Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 2006-12-05 17:01:28 +00:00
video [PATCH] video: pm3fb macros fix 2006-12-08 08:29:08 -08:00
Kbuild [HEADERS] One line per header in Kbuild files to reduce conflicts 2006-09-19 12:43:58 +01:00