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Experts on cold

Jay_Pipes   Chris_Friesen

Recent questions tagged cold

0 votes
22 responses 107 views

Hello Ops folks, This morning at the Sydney Summit we had a very well attended and very productive session about how to go about keeping a selection of past releases available and maintained for a longer period of time (LTS). There was ...

asked Nov 15, 2017 in openstack-operators by Erik_McCormick (3,880 points)   3 5
2 x  
0 votes
1 response 584 views

Hi, forks: I have a openstack o version cluster with two compute nodes. The resources are almost used up. So, I add a new compute node to a running cluster and try to cold migrate a vm to the new compute node. At the first time, the ...

asked Nov 15, 2017 in openstack by sam_song (180 points)   1 1 2
0 votes
33 responses 225 views

One of the things the TripleO containers team is planning on tackling in Queens is fully containerizing the undercloud. At the PTG we created an etherpad [1] that contains a list of features that need to be implemented to fully replace ...

asked Nov 8, 2017 in openstack-dev by Dan_Prince (8,160 points)   1 5 7
0 votes
8 responses 1,100 views

Hello, When we shut down a compute node the instances running on it get suspended. This generates some difficulties with some applications like RabbitMQ dont like to be suspended. Is there a way to change this behavior so that the running ...

asked Nov 3, 2017 in openstack by Chris (1,320 points)   2 7 9
0 votes
1 response 76 views

===== UPDATE 10/23 ====== we have been trying different things to get better debug we disabled rate-limiting in order to get better info in /var/log/message. for some reason (maybe unrelated) we didn't get the soft lockup during this test ...

asked Oct 24, 2017 in openstack by Jim_Okken (480 points)   2 3
0 votes
3 responses 115 views

hi all, I am using Fuel 10. i have 2 nodes I am trying to deploy as compute nodes. at one time in the past I was attempting to deploy them too. I assume back then their node names were node-11 and node-20. they were never successfully ...

asked Oct 19, 2017 in openstack by Jim_Okken (480 points)   2 3
2 x  
0 votes
2 responses 37 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
8 responses 10 views

Hi all, Is there any chance that glance can use the multiprocessing from swiftclient library (equivalent of xxx-threads options from cli)? If yes, how to enable it? I did not find anything useful in the glance configuration options. And ...

asked Sep 29, 2017 in openstack-dev by arnaud.morin_at_gmai (320 points)  
0 votes
9 responses 20 views

Hi nova developers, This mail is proposed to reconsider the key pair resetting of instance. The nova queens PTG discuss is here: queens L498. And there are now two proposals. 1. SPEC 1: ...

asked Sep 28, 2017 in openstack-dev by liuyulong.xa_at_gmai (280 points)   2
0 votes
5 responses 10 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 5 10
0 votes
0 responses 24 views

FYI, I've got a release proposed for Pike 16.0.1: 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 5 10
0 votes
0 responses 16 views

Placement related items came up a lot at the Queens PTG. Some on Tuesday [1], some on Wednesday [2], some on Thursday [3] and some on Friday [4]. Priorities for Queens --------------------- The priorities for placement/scheduler related ...

asked Sep 18, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 5 10
0 votes
12 responses 28 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 5 10
0 votes
4 responses 23 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 5 10
0 votes
0 responses 9 views

Greetings, I am announcing my candidacy for Queens PTL role of Watcher project. If you don't know yet, my name is Alexander Chadin, I'm alexchadin on IRC. I've been working on Watcher project since March 2016. I served as PTL for Pike cycle ...

asked Aug 9, 2017 in openstack-dev by Чадин_Александр (740 points)   1
0 votes
3 responses 10 views

All I would like to add an a new tab the the instance panel in Horizon that will allow me to manage VMWare type snapshots (take a snapshots, revert to a snapshot and delete a snapshot) . I see that this is implemented in ...

asked Aug 4, 2017 in openstack-dev by Tom_Kennedy (160 points)  
2 x  
0 votes
2 responses 6 views

Placement Update 30 # What Matters Most Claims in the scheduler has merged, but first there was much gnashing of teeth and pulling of hair at the many twisted webs we've weaved in the scheduler and the resource tracker. While the base ...

asked Jul 28, 2017 in openstack-dev by cdent_plus_os_at_ant (12,800 points)   2 2 6
0 votes
7 responses 35 views

Hello all, This is regarding bug 1667794 as mentioned in subject. Its review is going on here. Bug is - Nova treats hostname as pattern Description Nova commands such as "hypervisor-list --matching ...

asked Jul 26, 2017 in openstack-dev by nidhi.hada_at_wipro. (940 points)   1 3
0 votes
2 responses 11 views

Can anybody help me out regarding VM migration between two devstacks installed on two different physical machines? Hot or cold? Thanks. __________________________________________________________________________ OpenStack Development Mailing ...

asked Jul 26, 2017 in openstack-dev by Ziad_Nayyer (180 points)   1
0 votes
24 responses 10 views

Hi everyone, Part of reducing OpenStack perceived complexity is to cull projects that have not delivered on their initial promises. Those are always difficult discussions, but we need to have them. In this email I'd like to discuss whether ...

asked Jun 16, 2017 in openstack-dev by Thierry_Carrez (57,480 points)   3 8 13
4 x