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Recent questions tagged live-migration

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0 responses 10 views

Hi, Here is the status update / focus settings mail for w46 Bugs ---- [Undecided] https://bugs.launchpad.net/nova/+bug/1535254 illustration of 'notify_on_state_change' are different from implementation As the behavior is unchanged in the ...

asked Nov 13, 2017 in openstack-dev by =?iso-8859-1?Q?Bal=E (5,020 points)   1 2 4
0 votes
4 responses 17 views

After moving from CentOS 7.3 to 7.4, I’ve had trouble getting live migration to work when a volume is attached. As it turns out when a live migration takes place the libvirt driver rewrites portions of the xml definition for the ...

asked Nov 2, 2017 in openstack-operators by Mike_Lowe (1,060 points)   3 3
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0 responses 5 views

Hi Houzhian, Great the see people doing fault tolerance with Congress. That's how Congress is used in by the OpNFV Doctor project (https://wiki.opnfv.org/display/doctor) I just tested the same rule on Pike release and it seems Congress ...

asked Oct 19, 2017 in openstack-dev by Eric_Kao (2,540 points)   1 3
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1 response 3 views

__________________________________________________________________________ OpenStack Development Mailing List (not for usage questions) Unsubscribe: OpenStack-dev-request@lists.openstack.org?subject:unsubscribe ...

asked Oct 18, 2017 in openstack-dev by houzhian (120 points)  
0 votes
2 responses 33 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 4
0 votes
0 responses 13 views

Hi, Here is the status update / focus settings mail for w40. Bugs ---- [Medium] https://bugs.launchpad.net/nova/+bug/1699115 api.fault notification is never emitted We still have to figure out what is the expected behavior here based on: ...

asked Oct 2, 2017 in openstack-dev by =?iso-8859-1?Q?Bal=E (5,020 points)   1 2 4
0 votes
20 responses 33 views

My thanks again to everyone who attended and contributed to the skip-level upgrades track over the first two days of last weeks PTG. I've included a short summary of our discussions below with a list of agreed actions for Queens at the end. ...

asked Sep 29, 2017 in openstack-dev by Lee_Yarwood (1,120 points)  
3 x  
0 votes
0 responses 9 views

I just noticed this today, but the gate-grenade-dsvm-neutron-multinode-live-migration-nv job in the nova check queue has been 100% fail since around August 18th. I've reported a bug with the details: ...

asked Sep 28, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
0 responses 18 views

Hi All! Following below is a high-level update of what was discussed during the PTG. If there is something I left out, please reply to this email thread to add it. However, if you want to continue the discussion on any of the individual ...

asked Sep 25, 2017 in openstack-dev by Miguel_Lavalle (2,460 points)   1 4
0 votes
0 responses 12 views

Update 35, after a hiatus for travel and the PTG, is playing catchup. # Most Important There was a great deal of discussion about many placement things at the PTG, some near term, some very long term. The most important stuff was that we ...

asked Sep 22, 2017 in openstack-dev by cdent_plus_os_at_ant (12,800 points)   2 2 5
0 votes
5 responses 8 views

It's a weird question, so I'll explain. An issue came up in IRC today where someone was trying to live migrate an instance to a specified host, and the RetryFilter in the scheduler was kicking out the specified host, even though other ...

asked Sep 20, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
0 responses 23 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 10
0 votes
9 responses 163 views

Hello everyone and thanks in advance. I have Openstack Pike (KVM,FC-SAN/Cinder) installed in our lab for testing before upgrade and am seeing a possible issue with disabling a host and live migrating the instances off via the horizon ...

asked Sep 20, 2017 in openstack by Steve_Searles (480 points)   3 3
0 votes
0 responses 5 views

The live migration job is failing at a pretty high rate right now (around 50%). It's the top failure: http://status.openstack.org/elastic-recheck/#1718295 It looks like it started within the last 24 hours, but I'm not sure what would be ...

asked Sep 20, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
0 responses 8 views

There were a few nova/neutron interactions at the PTG, one on Tuesday [1] and one on Thursday [2]. Priorities ---------- 1. Neutron port binding extension for live migration: This was discussed at the Ocata summit in Barcelona [3] and ...

asked Sep 18, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
0 responses 15 views

The full etherpad for cells discussions at the PTG is here [1]. We mostly talked about the limitations with multiple cells identified in Pike [2] and priorities. Top priorities for cells in Queens ---------------------------------- * ...

asked Sep 16, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
12 responses 23 views

Nova stores the output of the Cinder os-initialize_connection info API in the Nova block_device_mappings table, and uses that later for making volume connections. This data can get out of whack or need to be refreshed, like if your ceph ...

asked Sep 14, 2017 in openstack-operators by mriedemos_at_gmail.c (15,720 points)   2 4 10
0 votes
38 responses 29 views

Greetings dear owls, I would like to bring back an old topic: running tempest in the gate. == Context Right now, TripleO gate is running something called pingtest to validate that the OpenStack cloud is working. It's an Heat stack, that ...

asked Sep 6, 2017 in openstack-dev by emilien_at_redhat.co (36,940 points)   2 6 9
 
0 votes
4 responses 21 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
0 responses 15 views

Update 34 has many links. # Most Important Besides reviewing all the stuff in this document, another important thing to do is to make additions and edits on the PTG etherpad https://etherpad.openstack.org/p/nova-ptg-queens There's also now ...

asked Sep 1, 2017 in openstack-dev by cdent_plus_os_at_ant (12,800 points)   2 2 5
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