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Experts on rescheduling

Kevin_Benton   Sylvain_Bauza

Recent questions tagged rescheduling

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 9
0 votes
4 responses 68 views

I'm in the process of testing out moving around some neutron services. I'm starting with dhcp-agent. I've got neutron set to have 3 dhcp instances per network. I set the admin state of a single dhcp agent to down, then all the dhcp ...

asked Aug 7, 2017 in openstack-operators by Curtis (4,180 points)   2 4
0 votes
20 responses 16 views

This is a thread for anyone that participated in the onboarding rooms, on either the presenter or audience side. Because we all went into this creating things from whole cloth, I'm sure there are lots of lessons learned. If you ran a room, ...

asked Jun 1, 2017 in openstack-dev by Sean_Dague (66,200 points)   4 8 14
3 x  
0 votes
3 responses 6 views

Hello Dear Operators, OK, we've heard you loud and (mostly) clear. We won't remove the automated rescheduling behavior from Nova. While we will be removing the primary cause of reschedules (resource overconsumption races), we cannot yet ...

asked May 23, 2017 in openstack-operators by Jay_Pipes (59,760 points)   3 10 14
0 votes
31 responses 31 views

Oops replied to the wrong list. -------- Forwarded Message -------- Subject: Re: [Openstack-operators] [nova][ironic][scheduler][placement] IMPORTANT: Getting rid of the automated reschedule functionality Date: Mon, 22 May 2017 14:12:49 ...

asked May 23, 2017 in openstack-operators by mriedemos_at_gmail.c (15,720 points)   2 4 9
0 votes
0 responses 8 views

On 5/22/2017 1:50 PM, Matt Riedemann wrote: > On 5/22/2017 12:54 PM, Jay Pipes wrote: >> Hi Ops, >> >> I need your feedback on a very important direction we would like to >> pursue. I realize that there were Forum sessions about this topic ...

asked May 22, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 9
0 votes
1 response 9 views

So.... one gut reaction is this is going to make more heat stacks fail. If pushing the orchestration stuff out of nova's the goal, you probably should involve heat so that it knows the difference between a vm that failed because it was ...

asked May 22, 2017 in openstack-operators by Fox,_Kevin_M (29,360 points)   1 3 4
0 votes
9 responses 3 views

Trevor, 1500 UTC is 1600 BST and 1700 CEST which is quite late for the French. Our friends in Berlin may be up for it. I recommend 1500 BST which is 1400 UTC. Of course, your suggestion works well for the US west coast. Cheers, Justin On 22 ...

asked May 22, 2017 in openstack-dev by Justin_Cook (120 points)  
2 x  
0 votes
1 response 4 views

FYI -------- Forwarded Message -------- Subject: [openstack-dev] [nova] Boston Forum session recap - cellsv2 Date: Fri, 19 May 2017 08:13:24 -0700 From: Dan Smith Reply-To: OpenStack Development Mailing List (not for usage questions) To: ...

asked May 19, 2017 in openstack-operators by mriedemos_at_gmail.c (15,720 points)   2 4 9
0 votes
0 responses 5 views

The etherpad for this session is here [1]. The goal of the session was to get some questions answered that the developers had for operators around the topic of cellsv2. The bulk of the time was spent discussing ways to limit instance ...

asked May 19, 2017 in openstack-dev by Dan_Smith (9,860 points)   1 2 4
0 votes
7 responses 8 views

The etherpad for this session is here [1]. The goal for this session was to inform operators and get feedback on the plan for what we're doing with moving claims from the computes to the control layer (scheduler or conductor). We mostly ...

asked May 19, 2017 in openstack-dev by mriedemos_at_gmail.c (15,720 points)   2 4 9
0 votes
7 responses 9 views

Hello Ops! I have a major issue slapping me in the face and seek any assistance possible. When trying to spin up and instance whether from the command line, manually in Horizon, or with a HEAT template I receive the following error in nova ...

asked May 3, 2017 in openstack-operators by Steve_Powell (240 points)  
0 votes
14 responses 9 views

Hi team, we have an idea to create the test suite with destructive/HA and advanced end-user scenarios for the OpenStack clusters. This test suite will contains advanced scenario integration tests for OpenStack clusters to make sure that the ...

asked Feb 28, 2017 in openstack-dev by Timur_Nurlygayanov (2,440 points)   4 7
0 votes
15 responses 58 views

Hello everyone! In Juno in Neutron was implemented L3 HA feature based on Keepalived (VRRP). During next cycles it was improved, we performed scale testing [1] to find weak places and tried to fix them. The only alternative for L3 HA with ...

asked Feb 24, 2017 in openstack-dev by Anna_Kamyshnikova (3,220 points)   1 6
0 votes
3 responses 12 views

Hi All, I am using Kilo release 1:2015.1.4-0ubuntu2 for my lab deployment on single physical host. The issue is that I am getting very low performance when I launch multiple VM instances. The first one boots up within seconds but the second ...

asked Dec 19, 2016 in openstack by Vikram_Chhibber (260 points)  
0 votes
0 responses 23 views

Hi We see an issue where if we boot 10 instances on 1 compute node at a time we see that sometimes a few instances error out on compute node with following Traceback It looks like the RPC message call from compute saying set Instance to ...

asked Nov 15, 2016 in openstack-dev by Ajay_Kalambur_(akala (2,680 points)   9 15
0 votes
0 responses 188 views

We are high-spirited to announce the release of: neutron 9.0.0: OpenStack Networking This release is part of the newton release series. For more details, please see below. 9.0.0 ^^^^^ Add options to designate external dns driver of neutron ...

asked Oct 6, 2016 in openstack-announce by no-reply_at_openstac (33,960 points)   2 14 28
0 votes
0 responses 13 views

We are grateful to announce the release of: neutron 7.1.2: OpenStack Networking This release is part of the liberty stable release series. For more details, please see below. Changes in neutron 7.1.1..7.1.2 ------------------------------- ...

asked Aug 25, 2016 in openstack-announce by no-reply_at_openstac (33,960 points)   2 14 28
0 votes
0 responses 10 views

According to [1]: """ 1) It's possible to hit a similar race condition for server groups with the "affinity" policy. Suppose we create a new group and then create two instances simultaneously. The scheduler sees an empty group for each, ...

asked Aug 23, 2016 in openstack-dev by Alex_Cantu (200 points)  
 
0 votes
3 responses 11 views

Starting from where I accidentally left off: * Vendor metadata reboot We agreed that we still wanted mikal to keep working on this so we can keep a timeline for removing the deprecated dynamic vendor data classloader. The API change was ...

asked Aug 2, 2016 in openstack-dev by Matt_Riedemann (48,320 points)   3 7 20
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