Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-08 Thread Chris Friesen
On 09/07/2017 02:27 PM, Sahid Orentino Ferdjaoui wrote: On Wed, Sep 06, 2017 at 11:57:25PM -0400, Jay Pipes wrote: Sahid, Stephen, what are your thoughts on this? On 09/06/2017 10:17 PM, Yaguang Tang wrote: I think the fact that RamFilter can't deal with huge pages is a bug , duo to this

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-07 Thread Sahid Orentino Ferdjaoui
On Wed, Sep 06, 2017 at 11:57:25PM -0400, Jay Pipes wrote: > Sahid, Stephen, what are your thoughts on this? > > On 09/06/2017 10:17 PM, Yaguang Tang wrote: > > I think the fact that RamFilter can't deal with huge pages is a bug , > > duo to this limit, we have to set a balance between normal

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-06 Thread Jay Pipes
Sahid, Stephen, what are your thoughts on this? On 09/06/2017 10:17 PM, Yaguang Tang wrote: I think the fact that RamFilter can't deal with huge pages is a bug , duo to this limit, we have to set a balance between normal memory and huge pages to use RamFilter and NUMATopologyFilter. what do

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-06 Thread Yaguang Tang
I think the fact that RamFilter can't deal with huge pages is a bug , duo to this limit, we have to set a balance between normal memory and huge pages to use RamFilter and NUMATopologyFilter. what do you think Jay? On Wed, Sep 6, 2017 at 9:22 PM, Jay Pipes wrote: > On

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-06 Thread Jay Pipes
On 09/06/2017 01:21 AM, Weichih Lu wrote: Thanks for your response. Is this mean if I want to create an instance with flavor: 16G memory (hw:mem_page_size=large), I need to preserve memory more than 16GB ? This instance consume hugepages resource. You need to reserve fewer 1GB huge pages

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-05 Thread Weichih Lu
Thanks for your response. Is this mean if I want to create an instance with flavor: 16G memory (hw:mem_page_size=large), I need to preserve memory more than 16GB ? This instance consume hugepages resource. 2017-09-06 1:47 GMT+08:00 Jay Pipes : > Please remember to add a

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-05 Thread Jay Pipes
Please remember to add a topic [nova] marker to your subject line. Answer below. On 09/05/2017 04:45 AM, Weichih Lu wrote: Dear all, I have a compute node with 64GB ram. And I set 50 hugepages wiht 1GB hugepage size. I used command "free", it shows free memory is about 12GB. And free

Re: [Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-05 Thread Vagner Farias
Em 5 de set de 2017 05:52, "Weichih Lu" escreveu: Dear all, I have a compute node with 64GB ram. And I set 50 hugepages wiht 1GB hugepage size. I used command "free", it shows free memory is about 12GB. And free hugepages is 50. Then I launch an instance with

[Openstack] [OpenStack] Can Mitaka RamFilter support free hugepages?

2017-09-05 Thread Weichih Lu
Dear all, I have a compute node with 64GB ram. And I set 50 hugepages wiht 1GB hugepage size. I used command "free", it shows free memory is about 12GB. And free hugepages is 50. Then I launch an instance with 16GB memory, set flavor tag : hw:mem_page_size=large. It show Error: No valid host was