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Recent questions tagged passthrough

0 votes
0 responses 22 views

Hey everybody, In the shade stack, one of the main changes is making Proxy a subclass of keystoneauth1.adapter.Adapter. This means we don't have to carry endpoint_override dicts around to pass to rest calls on the session, but instead let ...

asked Nov 13, 2017 in openstack-dev by Monty_Taylor (22,780 points)   2 4 7
0 votes
1 response 8 views

Robert- No. Some day, once generic device management is baked, there will be. Depending how your favorite virt driver decides to model things, one could envision a flavor with extra specs like: resources:SRIOV_NET_PF:1 ...

asked Oct 18, 2017 in openstack-dev by Eric_Fried (1,900 points)   2
0 votes
0 responses 87 views

Hi, Does anyone know if it is possible to set PCI pass through on a flavor without also needing to set the alias on the nova API nodes as mentioned here: https://docs.openstack.org/nova/pike/admin/pci-passthrough.html E.G you need to set in ...

asked Oct 18, 2017 in openstack-operators by Van_Leeuwen,_Robert (1,740 points)   3
0 votes
4 responses 459 views

Hi all, Has anyone seen guest crashes/freezes associated with KVM unhandled rdmsr messages in dmesg on the hypervisor? We have seen these messages before but never with a strong correlation to guest problems. However over the past couple of ...

asked Oct 18, 2017 in openstack-operators by Blair_Bethwaite (4,080 points)   3 4
0 votes
2 responses 21 views

Hi, the CPU model that we expose to the guest VMs varies considering the compute node use case. We use "cpu_mode=host-passthrough" for the compute nodes that run batch processing VMs and "cpu_mode=host-model" for the compute nodes for ...

asked Oct 9, 2017 in openstack-operators by Belmiro_Moreira (2,620 points)   2 3
0 votes
14 responses 73 views

Please consider the support of MDEV for the /pci framework which provides support for vGPUs [0]. Accordingly to the discussion [1] With this first implementation which could be used as a skeleton for implementing PCI Devices in Resource ...

asked Oct 2, 2017 in openstack-dev by Sahid_Orentino_Ferdj (1,020 points)   1
0 votes
3 responses 26 views

Hi, We have a SRIOV capable NIC that supports OVS offload and Switchdev. We are trying to test the VifHostDevice model on a Pike cluster. We are running into issues. Here are the config options that we have used: 1. In Neutron conf file: ...

asked Sep 21, 2017 in openstack-dev by pranab_boruah (740 points)   1 2
0 votes
0 responses 21 views

FYI, I've got a release proposed for Pike 16.0.1: https://review.openstack.org/#/c/505796/ This includes several bug fixes for regressions introduced in 16.0.0. A lot of these have to do with properly making allocations in Placement or ...

asked Sep 20, 2017 in openstack-operators by mriedemos_at_gmail.c (15,720 points)   2 4 4
0 votes
2 responses 17 views

Hey, NUMA locality matters as much for NICs used e.g for Open vSwitch as for SR-IOV devices. At the moment, nova support NUMA affinity for PCI passthrough devices and SR-IOV devices, but it makes no attempt to do the same for other NICs. In ...

asked Sep 7, 2017 in openstack-dev by Stephen_Finucane (1,620 points)   2
0 votes
1 response 7 views

Hi all, I've been (very slowly) working on some docs detailing how to setup an OpenStack Nova Libvirt+QEMU-KVM deployment to provide GPU-accelerated instances. In Boston I hope to chat to some of the docs team and figure out an appropriate ...

asked Aug 10, 2017 in openstack-operators by Blair_Bethwaite (4,080 points)   3 4
0 votes
12 responses 105 views

Hi OpenStack developers, I was wondering what is the current status of the python-openstacksdk project. The Octavia team has posted some patches implementing our new Octavia v2 API [1] in the SDK, but we have not had any reviews. I have ...

asked Aug 7, 2017 in openstack-dev by Michael_Johnson (4,380 points)   4 5
 
0 votes
0 responses 59 views

Dear Colleagues, I am trying to pass through a raw local disk from the hypervisor to one of its guests under openstack. I have read https://wiki.openstack.org/wiki/Raw-device-mapping-support which seems to address my requirement. I have ...

asked Jul 12, 2017 in openstack-dev by Lawrence_J._Albinson (680 points)   2
0 votes
20 responses 14 views

Hi everyone, One of the areas identified as a priority by the Board + TC + UC workshop in March was the need to better close the feedback loop and make unanswered requirements emerge. Part of the solution is to ensure that groups that look ...

asked Jul 5, 2017 in openstack-dev by Thierry_Carrez (57,480 points)   3 8 12
2 x  
0 votes
10 responses 20 views

Hi, I’m trying to find out if there is support in nova (in terms of metadata and cfgdrive) to configure vlan trunking in the guest. In the ‘CLI usage example’ provided in this wiki https://wiki.openstack.org/wiki/Neutron/TrunkPort, it ...

asked Jun 13, 2017 in openstack-dev by Robert_Li_(baoli) (2,800 points)   3 5
0 votes
38 responses 12 views

Following-up the session that we had in Boston: https://etherpad.openstack.org/p/BOS-forum-future-of-configuration-management Here's an update on where we are and what is being done. == Machine Readable Sample Config Ben's spec has been ...

asked Jun 12, 2017 in openstack-dev by emilien_at_redhat.co (36,940 points)   2 5 8
3 x  
0 votes
7 responses 6 views

Hey all! LONG EMAIL WARNING I'm working on a proposal to formalize a cloud profile document. (we keep and support these in os-client-config, but it's grown up ad-hoc and is hard for other languages to consume -so we're going to rev it and ...

asked May 15, 2017 in openstack-dev by Monty_Taylor (22,780 points)   2 4 7
0 votes
0 responses 14 views

---------- Forwarded message ---------- From: Blair Bethwaite Date: 6 May 2017 at 17:55 Subject: GPU passthrough success and failure records To: "openstack-oper." Hi all, I've been (very slowly) working on some docs detailing how to setup ...

asked May 6, 2017 in openstack-dev by Blair_Bethwaite (4,080 points)   3 4
0 votes
0 responses 20 views

My system is ubuntu 16.4 with openstack newton, hypervisor is libvirt-bin. I do some simple live migration test and after live migration, windows system always become freeze. Windows UI does not work, and instance's network is break off. ...

asked Apr 18, 2017 in openstack by Cheung_楊禮銓 (140 points)  
0 votes
3 responses 35 views

Hi, After reading the following articles: https://docs.openstack.org/admin-guide/compute-flavors.html http://redhatstackblog.redhat.com/2015/05/05/cpu-pinning-and-numa-topology-awareness-in-openstack-compute/ ...

asked Apr 13, 2017 in openstack-operators by Paco_Bernabé (200 points)  
3 x  
0 votes
2 responses 13 views

Greetings, Apologies for chiming in very late into the spec cycle. Netronome is completing its internal processes in order to allow developers to contribute code to OpenStack and we should be able to share patches within the week. ...

asked Apr 12, 2017 in openstack-dev by Jan_Gutter (240 points)  
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