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Recent questions tagged pci

0 votes
1 response 99 views

Dear colleagues, while trying to setup Octavia, I faced the problem of connecting amphora agent to VIP network. *Environment: *Octavia 1.0.1 (installed by using "pip install") Openstack Pike: - Nova 16.0.1 - Neutron 11.0.1 - Keystone 12.0.0 ...

asked Nov 8, 2017 in openstack-dev by Volodymyr_Litovka (1,100 points)   1 4 8
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 207 views

Hi, We have a SRIOV NIC that supports SRIOV and OVS HW offload. We built a pike cluster with networking-odl as the mechanism driver. As Sean mentioned that ODL part for SRIOV + OVS HW offload is not ready, so we applied the following ...

asked Oct 11, 2017 in openstack by pranab_boruah (740 points)   1 2
0 votes
0 responses 14 views

Hi, I have been using agent_ipmitool to discover and provision Dell servers with different OSes(RHEL7.3/7.4,Fedora25/26,Ubuntu Xenial) I have recently tried using pxe_drac with no luck finding how to get it to work fully I need it to ...

asked Oct 4, 2017 in openstack-dev by Noam_Angel (160 points)  
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
6 responses 15 views

There is a desire to expose the vGPUs resources on top of Resource Provider which is probably the path we should be going in the long term. I was not there for the last PTG and you probably already made a decision about moving in that ...

asked Sep 27, 2017 in openstack-dev by Sahid_Orentino_Ferdj (1,020 points)   1
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 64 views

Hi I just noticed a strange (?) issue when I tried to create an instance with a flavor with hw:cpu_policy=dedicated. The instance failed with error: Unable to read from monitor: Connection reset by peer', u'code': 500, u'details': u' File ...

asked Sep 18, 2017 in openstack by Tomas_Brännström (200 points)   1
0 votes
3 responses 6 views

Hi all, For https://blueprints.launchpad.net/zun/+spec/support-pcipassthroughfilter this BP, Nova use the libvirt to collect the PCI device info. But for zun, libvirt seems is a heavy dependecies. Is there a python utils that can be used to ...

asked Sep 18, 2017 in openstack-dev by Shunli_Zhou (160 points)  
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
6 responses 123 views

Ive been learning a bit more about storage. Let me share what think I know and ask a more specific question. Please correct me if I am off on what I think I know. Glance Images and Cinder Volumes are traditionally stored on the storage ...

asked Sep 6, 2017 in openstack by Jim_Okken (480 points)   1 3
0 votes
4 responses 12 views

Will it be possible to include network bandwidth as a resource in Nova scheduling, for VM placement decision? Context: in telecommunication applications, the network traffic is an important dimension of resource usage. For example, it is ...

asked Sep 5, 2017 in openstack-dev by Rua,_Philippe_(Nokia (120 points)  
0 votes
4 responses 14 views

Given the recent bugs [1][2] due to the force flag in the live migrate and evacuate APIs related to Placement, and some other long standing bugs about bypassing the scheduler [3], I don't think we should add the force option to the cold ...

asked Aug 31, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 4
0 votes
4 responses 39 views

Hello: I am using openstack + libvirt + qemu-kvm. The speed of copying files between virtual machines exceeds 300M Byte per second but the speed of dd command: "watch dd oflag=direct,nonblock if=/dev/zero of=/opt/iotest1 bs=4M count=10" is ...

asked Aug 24, 2017 in openstack by chagg_at_foxmail.com (320 points)  
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
6 responses 41 views

Hi, I am experimenting with the os-vif library and stumbled upon this new VIF type called VIFHostDevice. I have few general queries. TIA. 1. How do I create ports with VIF_type as VIFHostDevice? Looking for the CLI command options. 2. Say, ...

asked Aug 9, 2017 in openstack-dev by pranab_boruah (740 points)   1 2
0 votes
0 responses 149 views

Hi I tried to setup openstack following the instructions in the getting started guide. OS is Centos7 with all updates applied. openstack is working, i can spawn instances, create networks and volumes but for some reason there is this ...

asked Aug 7, 2017 in openstack by openstack_at_alexand (120 points)   1 1
0 votes
12 responses 37 views

Hi Nova team, I'm writing this e-mail because I'd like to have a discussion about DPDK support at OpenStack Summit in Boston. We have developed a dpdk-based patch panel named SPP[1], and we'd like to start working on Openstack (ML2 driver) ...

asked Jul 31, 2017 in openstack-dev by TETSURO_NAKAMURA (320 points)  
0 votes
10 responses 116 views

Hi List, We are running Mitaka with VLAN provider networking. We've recently encountered a problem where the UDP receive queue on instances is filling up and we begin dropping packets. Moving instances out of OpenStack onto bare metal ...

asked Jul 29, 2017 in openstack-operators by John_Petrini (1,880 points)   4 5
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