Re: [libvirt] [PATCH] set cpu bandwidth for the vm
On Mon, Jul 25, 2011 at 01:37:14PM +0800, Wen Congyang wrote:
The cpu bandwidth is applied at the vcpu group level. We should apply
it
at the vm group level too, because the vm may do heavy I/O, and it will affect
the other vm.
We apply cpu bandwidth at the vcpu and the vm group level, so we must ensure
that max(child_quota) <= parent_quota when we modify cpu bandwidth.
Ahh, interesting problem !
---
src/qemu/qemu_cgroup.c | 38 ++++++++++-------
src/qemu/qemu_driver.c | 103 ++++++++++++++++++++++++++++++++++++-----------
2 files changed, 101 insertions(+), 40 deletions(-)
ACK
Daniel
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