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[Xen-users] which governor for cpufreq?


  • To: xen-users@xxxxxxxxxxxxxxxxxxx
  • From: Christoph Kaminski <mangel@xxxxxx>
  • Date: Tue, 14 Jul 2009 00:47:44 +0200
  • Delivery-date: Mon, 13 Jul 2009 15:49:48 -0700
  • List-id: Xen user discussion <xen-users.lists.xensource.com>

Hi!

What a cpufreq governor does make sense? (someone says ondemand doesnt make sense because it 'see' only the dom0 demand)

System is an i7 with cpufreq in hypervisor

Greetz

PS: Sorry for my english

xenpm get-cpufreq-para

cpu id : 0

affected_cpus : *0 1 2 3 4 5 6 7

cpuinfo frequency : max [2661000] min [1596000] cur [1596000]

scaling_driver : acpi-cpufreq

scaling_avail_gov : userspace performance powersave ondemand

current_governor : ondemand

ondemand specific :

sampling_rate : max [10000000] min [10000] cur [20000]

up_threshold : 80

scaling_avail_freq : 2661000 2660000 2527000 2394000 2261000 2128000 1995000 1862000 1729000 *1596000
scaling frequency    : max [2661000] min [1596000] cur [1596000]

.
.
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