Re: [openstack-dev] [Openstack] Cinder-service connectivity issues

2015-03-25 Thread Vishvananda Ishaya
Based on the checkin times in your post, it looks like time is out of sync between your nodes. The one reporting down is reporting time in the future. I would install ntp and make sure the clocks are in sync. Vish On Mar 25, 2015, at 2:33 AM, Kamsali, RaghavendraChari (Artesyn)

Re: [openstack-dev] [nova] Intended behavior for instance.host on reschedule?

2015-03-03 Thread Vishvananda Ishaya
I’m pretty sure it has always done this: leave the host set on the final scheduling attempt. I agree that this could be cleared which would free up room for future scheduling attempts. Vish On Mar 3, 2015, at 12:15 AM, Joe Cropper cropper@gmail.com wrote: Hi Folks, I was wondering if

Re: [openstack-dev] [nova] Question about force_host skip filters

2015-02-16 Thread Vishvananda Ishaya
If this feature is going to be added, I suggest it gets a different name. Force host is an admin command to force an instance onto a host. If you want to make a user-facing command that respects filters, perhaps something like requested-host might work. In general, however, the name of hosts

Re: [openstack-dev] [cinder] Fixing stuck volumes - part II

2015-02-11 Thread Vishvananda Ishaya
On Feb 11, 2015, at 3:45 PM, D'Angelo, Scott scott.dang...@hp.com wrote: At the cinder mid-cycle it was decided that the best way to fix volumes stuck in ‘attaching’ or ‘detaching’ was NOT to fix the broken reset-state command. The doc string and help message for reset-state have been

Re: [openstack-dev] Deprecation of in tree EC2 API in Nova for Kilo release

2015-02-05 Thread Vishvananda Ishaya
On Feb 3, 2015, at 6:19 AM, Sean Dague s...@dague.net wrote: On 02/03/2015 08:57 AM, Thierry Carrez wrote: Jesse Pretorius wrote: I think that perhaps something that shouldn't be lost site of is that the users using the EC2 API are using it as-is. The only commitment that needs to be made

Re: [openstack-dev] [oslo.db] PyMySQL review

2015-01-29 Thread Vishvananda Ishaya
On Jan 29, 2015, at 8:57 AM, Roman Podoliaka rpodoly...@mirantis.com wrote: Jeremy, I don't have exact numbers, so yeah, it's just an assumption based on looking at the nova-api/scheduler logs with connection_debug set to 100. But that's a good point you are making here: it will be

Re: [openstack-dev] [nova] [api] Get servers with limit and IP address filter

2015-01-28 Thread Vishvananda Ishaya
On Jan 28, 2015, at 7:05 AM, Steven Kaufer kau...@us.ibm.com wrote: Vishvananda Ishaya vishvana...@gmail.com wrote on 01/27/2015 04:29:50 PM: From: Vishvananda Ishaya vishvana...@gmail.com To: OpenStack Development Mailing List (not for usage questions) openstack-dev

Re: [openstack-dev] [neutron] high dhcp lease times in neutron deployments considered harmful (or not???)

2015-01-28 Thread Vishvananda Ishaya
On Jan 28, 2015, at 9:36 AM, Carl Baldwin c...@ecbaldwin.net wrote: On Wed, Jan 28, 2015 at 9:52 AM, Salvatore Orlando sorla...@nicira.com wrote: The patch Kevin points out increased the lease to 24 hours (which I agree is as arbitrary as 2 minutes, 8 minutes, or 1 century) because it

Re: [openstack-dev] [oslo.db] PyMySQL review

2015-01-28 Thread Vishvananda Ishaya
On Jan 28, 2015, at 4:03 PM, Doug Hellmann d...@doughellmann.com wrote: On Wed, Jan 28, 2015, at 06:50 PM, Johannes Erdfelt wrote: On Wed, Jan 28, 2015, Clint Byrum cl...@fewbar.com wrote: As is often the case with threading, a reason to avoid using it is that libraries often aren't able

Re: [openstack-dev] [cinder] [nova] [scheduler] Nova node name passed to Cinder

2015-01-27 Thread Vishvananda Ishaya
On Jan 26, 2015, at 10:16 PM, Philipp Marek philipp.ma...@linbit.com wrote: Hello Vish, Nova passes ip, iqn, and hostname into initialize_connection. That should give you the info you need. thank you, but that is on the _Nova_ side. I need to know that on the Cinder node already:

Re: [openstack-dev] [nova] [api] Get servers with limit and IP address filter

2015-01-27 Thread Vishvananda Ishaya
The network info for an instance is cached as a blob of data (neutron has the canonical version in most installs), so it isn’t particularly easy to do at the database layer. You would likely need a pretty complex stored procedure to do it accurately. Vish On Jan 27, 2015, at 2:00 PM, Steven

Re: [openstack-dev] [cinder] [nova] [scheduler] Nova node name passed to Cinder

2015-01-26 Thread Vishvananda Ishaya
Nova passes ip, iqn, and hostname into initialize_connection. That should give you the info you need. Vish On Jan 26, 2015, at 3:21 AM, Philipp Marek philipp.ma...@linbit.com wrote: Hello everybody, I'm currently working on providing DRBD as a block storage protocol. For that the cinder

Re: [openstack-dev] [nova] Setting MTU size for tap device

2014-12-22 Thread Vishvananda Ishaya
It makes sense to add it to me. Libvirt sets the mtu from the bridge when it creates the tap device, but if you are creating it manually you might need to set it to something else. Vish On Dec 17, 2014, at 10:29 PM, Ryu Ishimoto r...@midokura.com wrote: Hi All, I noticed that in

Re: [openstack-dev] [OpenStack-dev][nova-net]Floating ip assigned as /32 from the start of the range

2014-12-22 Thread Vishvananda Ishaya
Floating ips are always added to the host as a /32. You will need one ip on the compute host from the floating range with the /16 prefix (which it will use for natting instances without floating ips as well). In other words you should manually assign an ip from 10.100.130.X/16 to each compute

Re: [openstack-dev] [qa] How to delete a VM which is in ERROR state?

2014-12-17 Thread Vishvananda Ishaya
that you observed? Maybe I'm observing the same on SLC6 where I can't even kill libvirtd process. Belmiro On Tue, Dec 16, 2014 at 12:01 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: I have seen deadlocks in libvirt that could cause this. When you are in this state, check to see

Re: [openstack-dev] [glance] Option to skip deleting images in use?

2014-12-16 Thread Vishvananda Ishaya
A simple solution that wouldn’t require modification of glance would be a cron job that lists images and snapshots and marks them protected while they are in use. Vish On Dec 16, 2014, at 3:19 PM, Collins, Sean sean_colli...@cable.comcast.com wrote: On Tue, Dec 16, 2014 at 05:12:31PM EST,

Re: [openstack-dev] [qa] Question about nova boot --min-count number

2014-12-15 Thread Vishvananda Ishaya
I suspect you are actually failing due to not having enough room in your cloud instead of not having enough quota. You will need to make instance sizes with less cpus/ram/disk or change your allocation ratios in the scheduler. Vish On Dec 13, 2014, at 8:43 AM, Danny Choi (dannchoi)

Re: [openstack-dev] [qa] How to delete a VM which is in ERROR state?

2014-12-15 Thread Vishvananda Ishaya
I have seen deadlocks in libvirt that could cause this. When you are in this state, check to see if you can do a virsh list on the node. If not, libvirt is deadlocked, and ubuntu may need to pull in a fix/newer version. Vish On Dec 12, 2014, at 2:12 PM, pcrews glee...@gmail.com wrote: On

Re: [openstack-dev] [Nova][Neutron] out-of-tree plugin for Mech driver/L2 and vif_driver

2014-12-11 Thread Vishvananda Ishaya
On Dec 11, 2014, at 2:41 AM, Daniel P. Berrange berra...@redhat.com wrote: On Thu, Dec 11, 2014 at 09:37:31AM +0800, henry hly wrote: On Thu, Dec 11, 2014 at 3:48 AM, Ian Wells ijw.ubu...@cack.org.uk wrote: On 10 December 2014 at 01:31, Daniel P. Berrange berra...@redhat.com wrote: So

Re: [openstack-dev] [Neutron] UniqueConstraint for name and tenant_id in security group

2014-12-11 Thread Vishvananda Ishaya
On Dec 11, 2014, at 8:00 AM, Henry Gessau ges...@cisco.com wrote: On Thu, Dec 11, 2014, Mark McClain m...@mcclain.xyz wrote: On Dec 11, 2014, at 8:43 AM, Jay Pipes jaypi...@gmail.com mailto:jaypi...@gmail.com wrote: I'm generally in favor of making name attributes opaque, utf-8 strings

Re: [openstack-dev] Reason for mem/vcpu ratio in default flavors

2014-12-11 Thread Vishvananda Ishaya
Probably just a historical artifact of values that we thought were reasonable for our machines at NASA. Vish On Dec 11, 2014, at 8:35 AM, David Kranz dkr...@redhat.com wrote: Perhaps this is a historical question, but I was wondering how the default OpenStack flavor size ratio of 2/1 was

Re: [openstack-dev] [Neutron] UniqueConstraint for name and tenant_id in security group

2014-12-11 Thread Vishvananda Ishaya
On Dec 11, 2014, at 1:04 PM, Jay Pipes jaypi...@gmail.com wrote: On 12/11/2014 04:01 PM, Vishvananda Ishaya wrote: On Dec 11, 2014, at 8:00 AM, Henry Gessau ges...@cisco.com wrote: On Thu, Dec 11, 2014, Mark McClain m...@mcclain.xyz wrote: On Dec 11, 2014, at 8:43 AM, Jay Pipes jaypi

Re: [openstack-dev] [Nova] Spring cleaning nova-core

2014-12-10 Thread Vishvananda Ishaya
over the years: * cbehrens: Chris Behrens * vishvananda: Vishvananda Ishaya Thank you Michael. I knew this would happen eventually. I am around and I still do reviews from time to time, so everyone feel free to ping me on irc if there are specific reviews that need my historical knowledge

Re: [openstack-dev] [cinder] [qa] which core team members are diving into - http://status.openstack.org/elastic-recheck/#1373513

2014-11-25 Thread Vishvananda Ishaya
On Nov 25, 2014, at 7:29 AM, Matt Riedemann mrie...@linux.vnet.ibm.com wrote: On 11/25/2014 9:03 AM, Matt Riedemann wrote: On 11/25/2014 8:11 AM, Sean Dague wrote: There is currently a review stream coming into Tempest to add Cinder v2 tests in addition to the Cinder v1 tests. At the

Re: [openstack-dev] [OpenStack-dev][Nova] Migration stuck - resize/migrating

2014-11-18 Thread Vishvananda Ishaya
Migrate/resize uses scp to copy files back and forth with the libvirt driver. This shouldn’t be necessary with shared storage, but it may still need ssh configured between the user that nova is running as in order to complete the migration. It is also possible that there is a bug in the code

Re: [openstack-dev] [nova] Undead DB objects: ProviderFirewallRule and InstanceGroupPolicy?

2014-11-18 Thread Vishvananda Ishaya
AFAIK they are relics. Vish On Nov 13, 2014, at 7:20 AM, Matthew Booth mbo...@redhat.com wrote: There are 3 db apis relating to ProviderFirewallRule: provider_fw_rule_create, provider_fw_rule_get_all, and provider_fw_rule_destroy. Of these, only provider_fw_rule_get_all seems to be used.

Re: [openstack-dev] [Nova][Neutron] Error message when Neutron network is running out of IP addresses

2014-11-18 Thread Vishvananda Ishaya
It looks like this has not been reported so a bug would be great. It looks like it might be as easy as adding the NoMoreFixedIps exception to the list where FixedIpLimitExceeded is caught in nova/network/manager.py Vish On Nov 18, 2014, at 8:13 AM, Edgar Magana edgar.mag...@workday.com wrote:

Re: [openstack-dev] [nova] pci pass through turing complete config options?

2014-11-17 Thread Vishvananda Ishaya
On Nov 6, 2014, at 7:56 PM, Ian Wienand iwien...@redhat.com wrote: On 10/29/2014 12:42 AM, Doug Hellmann wrote: Another way to do this, which has been used in some other projects, is to define one option for a list of “names” of things, and use those names to make groups with each field

Re: [openstack-dev] TC election by the numbers

2014-10-30 Thread Vishvananda Ishaya
On Oct 30, 2014, at 10:41 AM, Zane Bitter zbit...@redhat.com wrote: On 30/10/14 06:22, Eoghan Glynn wrote: IIRC, there is no method for removing foundation members. So there are likely a number of people listed who have moved on to other activities and are no longer involved with

Re: [openstack-dev] [Neutron] Killing connection after security group rule deletion

2014-10-23 Thread Vishvananda Ishaya
If you exec conntrack inside the namespace with ip netns exec does it still show both connections? Vish On Oct 23, 2014, at 3:22 AM, Elena Ezhova eezh...@mirantis.com wrote: Hi! I am working on a bug ping still working once connected even after related security group rule is deleted

Re: [openstack-dev] [kolla] on Dockerfile patterns

2014-10-15 Thread Vishvananda Ishaya
On Oct 14, 2014, at 1:21 PM, Lars Kellogg-Stedman l...@redhat.com wrote: On Tue, Oct 14, 2014 at 04:06:22PM -0400, Jay Pipes wrote: I understand that general feeling, but system administration tasks like debugging networking issues or determining and grepping log file locations or diagnosing

Re: [openstack-dev] [kolla] on Dockerfile patterns

2014-10-15 Thread Vishvananda Ishaya
On Oct 14, 2014, at 1:12 PM, Clint Byrum cl...@fewbar.com wrote: Excerpts from Lars Kellogg-Stedman's message of 2014-10-14 12:50:48 -0700: On Tue, Oct 14, 2014 at 03:25:56PM -0400, Jay Pipes wrote: I think the above strategy is spot on. Unfortunately, that's not how the Docker ecosystem

Re: [openstack-dev] [neutron][all] Naming convention for unused variables

2014-10-15 Thread Vishvananda Ishaya
On Oct 13, 2014, at 6:28 PM, Angus Lees g...@inodes.org wrote: (Context: https://review.openstack.org/#/c/117418/) I'm looking for some rough consensus on what naming conventions we want for unused variables in Neutron, and across the larger OpenStack python codebase since there's no

Re: [openstack-dev] [qa] Cannot start the VM console when VM is launched at Compute node

2014-10-15 Thread Vishvananda Ishaya
No this is not expected and may represent a misconfiguration or a bug. Something is returning a 404 when it shouldn’t. You might get more luck running the nova command with —debug to see what specifically is 404ing. You could also see if anything is reporting NotFound in the nova-consoleauth or

Re: [openstack-dev] [qa] nova get-password does not seem to work

2014-10-15 Thread Vishvananda Ishaya
Get password only works if you have something in the guest generating the encrypted password and posting it to the metadata server. Cloud-init for windows (the primary use case) will do this for you. You can do something similar for ubuntu using this script:

Re: [openstack-dev] [nova] Resource tracker

2014-10-07 Thread Vishvananda Ishaya
On Oct 7, 2014, at 6:21 AM, Daniel P. Berrange berra...@redhat.com wrote: On Mon, Oct 06, 2014 at 02:55:20PM -0700, Joe Gordon wrote: On Mon, Oct 6, 2014 at 6:03 AM, Gary Kotton gkot...@vmware.com wrote: Hi, At the moment the resource tracker in Nova ignores that statistics that are

Re: [openstack-dev] [Glance] Granularity of policies

2014-10-06 Thread Vishvananda Ishaya
On Oct 6, 2014, at 12:35 PM, Eddie Sheffield eddie.sheffi...@rackspace.com wrote: I encountered an interesting situation with Glance policies. Basically we have a situation where users in certain roles are not allowed to make certain calls at all. In this specific case, we don't want users

Re: [openstack-dev] [nova] why do we have os-attach-interfaces in the v3 API?

2014-10-03 Thread Vishvananda Ishaya
On Oct 2, 2014, at 2:43 PM, Matt Riedemann mrie...@linux.vnet.ibm.com wrote: On 10/2/2014 4:34 PM, Vishvananda Ishaya wrote: os-attach-interfacees is actually a a forward port of: http://git.openstack.org/cgit/openstack/nova/tree/nova/api/openstack/compute/contrib/attach_interfaces.py

Re: [openstack-dev] Quota management and enforcement across projects

2014-10-03 Thread Vishvananda Ishaya
The proposal in the past was to keep quota enforcement local, but to put the resource limits into keystone. This seems like an obvious first step to me. Then a shared library for enforcing quotas with decent performance should be next. The quota calls in nova are extremely inefficient right now

Re: [openstack-dev] [nova] why do we have os-attach-interfaces in the v3 API?

2014-10-02 Thread Vishvananda Ishaya
os-attach-interfacees is actually a a forward port of: http://git.openstack.org/cgit/openstack/nova/tree/nova/api/openstack/compute/contrib/attach_interfaces.py which is a compute action that is valid for both nova-network and neutron:

Re: [openstack-dev] [nova] evacuating boot-from-volume instances with local storage is broken?

2014-10-02 Thread Vishvananda Ishaya
On Oct 2, 2014, at 2:05 PM, Chris Friesen chris.frie...@windriver.com wrote: On 10/02/2014 02:24 PM, Jay Pipes wrote: On 10/02/2014 02:29 PM, Chris Friesen wrote: Hi, I'm interested in running nova evacuate on an instance that has local storage but was booted from a cinder volume.

Re: [openstack-dev] Help with EC2 Driver functionality using boto ...

2014-10-01 Thread Vishvananda Ishaya
It is hard to tell if this is a bug or a misconfiguration from your desctiption. The failure likely generated some kind of error message in nova or glance. If you can track down an error message and a tracback it would be worth submitting as a bug report to the appropriate project. Vish On

Re: [openstack-dev] [kolla] Kolla Blueprints

2014-10-01 Thread Vishvananda Ishaya
On Oct 1, 2014, at 2:05 PM, Fox, Kevin M kevin@pnnl.gov wrote: Has anyone figured out a way of having a floating ip like feature with docker so that you can have rabbitmq, mysql, or ceph mon's at fixed ip's and be able to migrate them around from physical host to physical host and still

Re: [openstack-dev] [infra] Nominating Sean Dague for project-config-core

2014-09-26 Thread Vishvananda Ishaya
Based on the amazing work that Sean does across a whole slew of repositories, can we just give him +2 rights on everything? ;) Vish P.S. But seriously, I am truly impressed with how much Sean puts into this project. On Sep 26, 2014, at 8:35 AM, James E. Blair cor...@inaugust.com wrote: I'm

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-26 Thread Vishvananda Ishaya
On Sep 26, 2014, at 1:25 AM, Thierry Carrez thie...@openstack.org wrote: That said, singling out the test infrastructure (3) and the release management (2) is a bit unfair to other horizontal efforts, like Documentation, Translations, or general QA, which also suffer from a scale issue. The

Re: [openstack-dev] [Nova] Release criticality of bug 1365606 (get_network_info efficiency for nova-network)

2014-09-25 Thread Vishvananda Ishaya
To explain my rationale: I think it is totally reasonable to be conservative and wait to merge the actual fixes to the network calls[1][2] until Kilo and have them go through the stable/backports process. Unfortunately, due to our object design, if we block

Re: [openstack-dev] [Nova] Release criticality of bug 1365606 (get_network_info efficiency for nova-network)

2014-09-25 Thread Vishvananda Ishaya
complain if we just took all 4 :) Vish On Sep 25, 2014, at 9:44 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: To explain my rationale: I think it is totally reasonable to be conservative and wait to merge the actual fixes to the network calls[1][2] until Kilo and have them go through

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-25 Thread Vishvananda Ishaya
On Sep 24, 2014, at 10:55 AM, Zane Bitter zbit...@redhat.com wrote: On 18/09/14 14:53, Monty Taylor wrote: Hey all, I've recently been thinking a lot about Sean's Layers stuff. So I wrote a blog post which Jim Blair and Devananda were kind enough to help me edit.

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-25 Thread Vishvananda Ishaya
On Sep 25, 2014, at 4:01 PM, Robert Collins robe...@robertcollins.net wrote: So I guess I'm saying: Lets decouple 'what is openstack' from 'what we test together on every commit'. It seems that this discussion has actually illustrated shortcomings in our answers to 3 separate questions,

Re: [openstack-dev] [neutron][IPv6] Neighbor Discovery for HA

2014-09-25 Thread Vishvananda Ishaya
You are going to have to make this as a separate binary and call it via rootwrap ip netns exec. While it is possible to change network namespaces in python, you aren’t going to be able to do this consistently without root access, so it will need to be guarded by rootwrap anyway. Vish On Sep 25,

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-23 Thread Vishvananda Ishaya
On Sep 23, 2014, at 8:40 AM, Doug Hellmann d...@doughellmann.com wrote: If we are no longer incubating *programs*, which are the teams of people who we would like to ensure are involved in OpenStack governance, then how do we make that decision? From a practical standpoint, how do we make a

Re: [openstack-dev] battling stale .pyc files

2014-09-19 Thread Vishvananda Ishaya
On Sep 15, 2014, at 4:34 AM, Lucas Alvares Gomes lucasago...@gmail.com wrote: So, although I like the fix proposed and I would +1 that idea, I'm also not very concerned if most of the people don't want that. Because as you just said we can fix it locally easily. I didn't set it to my .local

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-19 Thread Vishvananda Ishaya
On Sep 19, 2014, at 3:33 AM, Thierry Carrez thie...@openstack.org wrote: Vishvananda Ishaya wrote: Great writeup. I think there are some great concrete suggestions here. A couple more: 1. I think we need a better name for Layer #1 that actually represents what the goal

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-19 Thread Vishvananda Ishaya
On Sep 19, 2014, at 10:14 AM, John Dickinson m...@not.mn wrote: On Sep 19, 2014, at 5:46 AM, John Griffith john.griff...@solidfire.com wrote: On Fri, Sep 19, 2014 at 4:33 AM, Thierry Carrez thie...@openstack.org wrote: Vishvananda Ishaya wrote: Great writeup. I think

Re: [openstack-dev] Thoughts on OpenStack Layers and a Big Tent model

2014-09-18 Thread Vishvananda Ishaya
Great writeup. I think there are some great concrete suggestions here. A couple more: 1. I think we need a better name for Layer #1 that actually represents what the goal of it is: Infrastructure Services? 2. We need to be be open to having other Layer #1s within the community. We should allow

Re: [openstack-dev] [nova] Averting the Nova crisis by splitting out virt drivers

2014-09-10 Thread Vishvananda Ishaya
On Sep 4, 2014, at 3:24 AM, Daniel P. Berrange berra...@redhat.com wrote: Position statement == Over the past year I've increasingly come to the conclusion that Nova is heading for (or probably already at) a major crisis. If steps are not taken to avert this, the project

Re: [openstack-dev] [nova] Averting the Nova crisis by splitting out virt drivers

2014-09-10 Thread Vishvananda Ishaya
On Sep 4, 2014, at 8:33 AM, Daniel P. Berrange berra...@redhat.com wrote: On Thu, Sep 04, 2014 at 01:36:04PM +, Gary Kotton wrote: Hi, I do not think that Nova is in a death spiral. I just think that the current way of working at the moment is strangling the project. I do not understand

Re: [openstack-dev] [nova] Averting the Nova crisis by splitting out virt drivers

2014-09-10 Thread Vishvananda Ishaya
On Sep 5, 2014, at 4:12 AM, Sean Dague s...@dague.net wrote: On 09/05/2014 06:40 AM, Nikola Đipanov wrote: Just some things to think about with regards to the whole idea, by no means exhaustive. So maybe the better question is: what are the top sources of technical debt in Nova that

Re: [openstack-dev] Criteria for giving a -1 in a review

2014-08-21 Thread Vishvananda Ishaya
On Aug 21, 2014, at 9:42 AM, Adam Young ayo...@redhat.com wrote: On 08/21/2014 12:34 PM, Dolph Mathews wrote: On Thu, Aug 21, 2014 at 11:21 AM, Daniel P. Berrange berra...@redhat.com wrote: On Thu, Aug 21, 2014 at 05:05:04PM +0100, Matthew Booth wrote: I would prefer that you didn't

Re: [openstack-dev] [oslo] Issues with POSIX semaphores and other locks in lockutils

2014-08-20 Thread Vishvananda Ishaya
This may be slightly off-topic but it is worth mentioning that the use of threading.Lock[1] which was included to make the locks thread safe seems to be leading to a deadlock in eventlet[2]. It seems like we have rewritten this too many times in order to fix minor pain points and are adding

Re: [openstack-dev] [all] The future of the integrated release

2014-08-14 Thread Vishvananda Ishaya
On Aug 13, 2014, at 5:07 AM, Daniel P. Berrange berra...@redhat.com wrote: On Wed, Aug 13, 2014 at 12:55:48PM +0100, Steven Hardy wrote: On Wed, Aug 13, 2014 at 11:42:52AM +0100, Daniel P. Berrange wrote: On Thu, Aug 07, 2014 at 03:56:04AM -0700, Jay Pipes wrote: By ignoring stable branches,

Re: [openstack-dev] [oslo] usage patterns for oslo.config

2014-08-08 Thread Vishvananda Ishaya
Hi Alistair, Modules can register their own options and there is no need to call reload_config_files. The config files are parsed and values stored in case the option is later declared. The only time you need to reload files is if you add new config files in the new module. See the example

Re: [openstack-dev] [cinder] Bug#1231298 - size parameter for volume creation

2014-08-08 Thread Vishvananda Ishaya
On Aug 8, 2014, at 6:55 AM, Dean Troyer dtro...@gmail.com wrote: On Fri, Aug 8, 2014 at 12:36 AM, Ganapathy, Sandhya sandhya.ganapa...@hp.com wrote: This is to discuss Bug #1231298 – https://bugs.launchpad.net/cinder/+bug/1231298 ... Conclusion reached with this bug is that, we need

Re: [openstack-dev] [Nova] Boot from ISO feature status

2014-07-28 Thread Vishvananda Ishaya
www.mirantis.com www.mirantis.ru On Tue, Jul 22, 2014 at 8:57 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: This is somewhat confusing, but long ago the decision was made that booting from an ISO image should use the ISO as a root drive. This means that it is only really useful for things

Re: [openstack-dev] [nova]resize

2014-07-24 Thread Vishvananda Ishaya
The resize code as written originally did the simplest possible thing. It converts and copies the whole file so that it doesn’t have to figure out how to sync backing files etc. This could definitely be improved, especially now that there is code in _create_images_and_backing that can ensure that

Re: [openstack-dev] [nova] vhost-scsi support in Nova

2014-07-24 Thread Vishvananda Ishaya
On Jul 24, 2014, at 3:06 AM, Daniel P. Berrange berra...@redhat.com wrote: On Wed, Jul 23, 2014 at 10:32:44PM -0700, Nicholas A. Bellinger wrote: *) vhost-scsi doesn't support migration Since it's initial merge in QEMU v1.5, vhost-scsi has a migration blocker set. This is primarily due to

Re: [openstack-dev] [Nova] Boot from ISO feature status

2014-07-22 Thread Vishvananda Ishaya
This is somewhat confusing, but long ago the decision was made that booting from an ISO image should use the ISO as a root drive. This means that it is only really useful for things like live cds. I believe you could use the new block device mapping code to create an instance that boots from an

Re: [openstack-dev] [nova] how scheduler handle messages?

2014-07-22 Thread Vishvananda Ishaya
Workers can consume more than one message at a time due to eventlet/greenthreads. The conf option rpc_thread_pool_size determines how many messages can theoretically be handled at once. Greenthread switching can happen any time a monkeypatched call is made. Vish On Jul 21, 2014, at 3:36 AM,

Re: [openstack-dev] Virtio-scsi settings nova-specs exception

2014-07-18 Thread Vishvananda Ishaya
I will also sponsor this. Vish On Jul 17, 2014, at 2:47 PM, Mike Perez thin...@gmail.com wrote: As requested from the #openstack-meeting for Nova, I'm posting my nova-spec exception proposal to the ML. Spec: https://review.openstack.org/#/c/103797/3/specs/juno/virtio-scsi-settings.rst

Re: [openstack-dev] [nova] fair standards for all hypervisor drivers

2014-07-16 Thread Vishvananda Ishaya
On Jul 16, 2014, at 8:28 AM, Daniel P. Berrange berra...@redhat.com wrote: On Wed, Jul 16, 2014 at 08:12:47AM -0700, Clark Boylan wrote: I am worried that we would just regress to the current process because we have tried something similar to this previously and were forced to regress to

Re: [openstack-dev] [neutron][all] switch from mysqldb to another eventlet aware mysql client

2014-07-15 Thread Vishvananda Ishaya
On Jul 15, 2014, at 3:30 PM, Ihar Hrachyshka ihrac...@redhat.com wrote: Signed PGP part On 14/07/14 22:48, Vishvananda Ishaya wrote: On Jul 13, 2014, at 9:29 AM, Ihar Hrachyshka ihrac...@redhat.com wrote: Signed PGP part On 12/07/14 03:17, Mike Bayer wrote: On 7/11/14, 7:26 PM

Re: [openstack-dev] [neutron][all] switch from mysqldb to another eventlet aware mysql client

2014-07-14 Thread Vishvananda Ishaya
On Jul 13, 2014, at 9:29 AM, Ihar Hrachyshka ihrac...@redhat.com wrote: Signed PGP part On 12/07/14 03:17, Mike Bayer wrote: On 7/11/14, 7:26 PM, Carl Baldwin wrote: On Jul 11, 2014 5:32 PM, Vishvananda Ishaya vishvana...@gmail.com mailto:vishvana...@gmail.com wrote: I have

Re: [openstack-dev] [neutron][all] switch from mysqldb to another eventlet aware mysql client

2014-07-11 Thread Vishvananda Ishaya
I have tried using pymysql in place of mysqldb and in real world concurrency tests against cinder and nova it performs slower. I was inspired by the mention of mysql-connector so I just tried that option instead. Mysql-connector seems to be slightly slower as well, which leads me to believe that

Re: [openstack-dev] [nova][libvirt] Suspend via virDomainSave() rather than virDomainManagedSave()

2014-07-07 Thread Vishvananda Ishaya
On Jul 6, 2014, at 10:22 PM, Rafi Khardalian r...@metacloud.com wrote: Hi All -- It seems as though it would be beneficial to use virDomainSave rather than virDomainManagedSave for suspending instances. The primary benefit of doing so would be to locate the save files within the

Re: [openstack-dev] [Neutron] cloud-init IPv6 support

2014-07-07 Thread Vishvananda Ishaya
I haven’t heard of anyone addressing this, but it seems useful. Vish On Jul 7, 2014, at 9:15 AM, Nir Yechiel nyech...@redhat.com wrote: AFAIK, the cloud-init metadata service can currently be accessed only by sending a request to http://169.254.169.254, and no IPv6 equivalent is currently

Re: [openstack-dev] [nova] Two questions about 'backup' API

2014-07-02 Thread Vishvananda Ishaya
On Fri, Jun 27, 2014 at 5:20 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: On Jun 26, 2014, at 5:07 AM, wu jiang win...@gmail.com wrote: Hi all, I tested the 'backup' API recently and got two questions about it: 1. Why 'daily' 'weekly' appear in code comments novaclient

Re: [openstack-dev] nova networking API and CLI are poorly documented and buggy

2014-07-01 Thread Vishvananda Ishaya
On Jun 14, 2014, at 9:12 AM, Mike Spreitzer mspre...@us.ibm.com wrote: I am not even sure what is the intent, but some of the behavior looks like it is clearly unintended and not useful (a more precise formulation of buggy that is not defeated by the lack of documentation). IMHO, the API

Re: [openstack-dev] [Neutron]One security issue about floating ip

2014-06-26 Thread Vishvananda Ishaya
I believe this will affect nova-network as well. We probably should use something like the linux cutter utility to kill any ongoing connections after we remove the nat rule. Vish On Jun 25, 2014, at 8:18 PM, Xurong Yang ido...@gmail.com wrote: Hi folks, After we create an SSH connection

Re: [openstack-dev] [Neutron]One security issue about floating ip

2014-06-26 Thread Vishvananda Ishaya
it's qg- interface it can do a similar operation. -Brian On 06/26/2014 03:36 PM, Vishvananda Ishaya wrote: I believe this will affect nova-network as well. We probably should use something like the linux cutter utility to kill any ongoing connections after we remove the nat rule

Re: [openstack-dev] [nova] Two questions about 'backup' API

2014-06-26 Thread Vishvananda Ishaya
On Jun 26, 2014, at 5:07 AM, wu jiang win...@gmail.com wrote: Hi all, I tested the 'backup' API recently and got two questions about it: 1. Why 'daily' 'weekly' appear in code comments novaclient about 'backup_type' parameter? The 'backup_type' parameter is only a tag for this

Re: [openstack-dev] [nova] Why is there a 'None' task_state between 'SCHEDULING' 'BLOCK_DEVICE_MAPPING'?

2014-06-26 Thread Vishvananda Ishaya
Thanks WingWJ. It would also be great to track this in a bug. Vish On Jun 26, 2014, at 5:30 AM, wu jiang win...@gmail.com wrote: Hi Phil, Ok, I'll submit a patch to add a new task_state(like 'STARTING_BUILD') in these two days. And related modifications will be definitely added in the

Re: [openstack-dev] Virtual Interface creation failed

2014-06-26 Thread Vishvananda Ishaya
I have seen something like this before with nova-network and it was due to the number of requests the rpc call timeout gets hit for allocate_network. You might need to set your rpc_response_timeout to something greater. I think it defaults to 60 seconds. Vish On Jun 25, 2014, at 6:57 AM,

Re: [openstack-dev] [Openstack] [Nova] How to confirm I have the right database schema when checkout to another branch?

2014-06-20 Thread Vishvananda Ishaya
You need to remove the old .pyc files in the migrate_repo/versions directory. I have an alias in my .gitconfig to allow me to checkout a branch and delete pycs in one command: [alias] cc = !TOP=$(git rev-parse --show-toplevel); find $TOP -name '*.pyc' -delete; git-checkout” so i can do:

Re: [openstack-dev] [nova] fastest way to run individual tests ?

2014-06-20 Thread Vishvananda Ishaya
This isn’t an officially supported method, but i tend to use: python -m nova.openstack.common.lockutils nosetests test for example: python -m nova.openstack.common.lockutils nosetests nova.tests.integrated.test_api_samples:CloudPipeSampleJsonTest.test_cloud_pipe_create I think this is a

Re: [openstack-dev] [nova] Reducing quota below utilisation

2014-06-18 Thread Vishvananda Ishaya
On Jun 17, 2014, at 12:53 PM, Jan van Eldik jan.van.el...@cern.ch wrote: Just On 06/17/2014 08:18 PM, Tim Bell wrote: We have some projects which are dynamically creating VMs up to their quota. Under some circumstances, as cloud administrators, we would like these projects to shrink and

Re: [openstack-dev] [Nova]Passing flat_injected flag through instance metadata

2014-06-02 Thread Vishvananda Ishaya
We have discussed this a bunch in the past, and the right implementation here is to put the network configuration in a standard format (json?) in both the config drive and metadata. cloud-init can be modified to read from that format and write out a proper /etc/network/interfaces (or

Re: [openstack-dev] [nova] nova default quotas

2014-05-27 Thread Vishvananda Ishaya
been removed from Nova now. Phil Sent from Samsung Mobile Original message From: Vishvananda Ishaya Date:27/05/2014 19:24 (GMT+00:00) To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [nova] nova default quotas Are you

Re: [openstack-dev] [nova] nova default quotas

2014-05-27 Thread Vishvananda Ishaya
have created a blueprint to add this functionality to nova. https://review.openstack.org/#/c/94519/ -Original Message- From: Vishvananda Ishaya [mailto:vishvana...@gmail.com] Sent: Tuesday, May 27, 2014 5:11 PM To: OpenStack Development Mailing List (not for usage questions

Re: [openstack-dev] [Cinder] Question about storage backend capacity expansion

2014-05-14 Thread Vishvananda Ishaya
On May 14, 2014, at 12:14 AM, Zhangleiqiang (Trump) zhangleiqi...@huawei.com wrote: Hi, all: I meet a requirement in my OpenStack environment which initially uses one LVMISCSI backend. Along with the usage, the storage is insufficient, so I want to add a NFS backend to the exists

Re: [openstack-dev] Multiple instances of Keystone

2014-05-14 Thread Vishvananda Ishaya
Keystone has specifically avoided including multiple process patches because they want to encourage apache + mod_wsgi as the standard way of scaling the keystone api. Vish On May 13, 2014, at 9:34 PM, Aniruddha Singh Gautam aniruddha.gau...@aricent.com wrote: Hi, Hope you are doing

Re: [openstack-dev] [Cinder] Question about synchronized decoration usage in cinder-volume

2014-05-06 Thread Vishvananda Ishaya
On Apr 26, 2014, at 2:56 AM, Zhangleiqiang (Trump) zhangleiqi...@huawei.com wrote: Hi, all: I find almost all of the @utils.synchronized decoration usage in cinder-volume (cinder.volume.manager / cinder.volume.drivers.*) with an external=True param. Such as

Re: [openstack-dev] Hierarchicical Multitenancy Discussion

2014-05-06 Thread Vishvananda Ishaya
the compatibility and we could still use the names for display porpuse On Sun, Mar 16, 2014 at 9:18 AM, Jay Pipes jaypi...@gmail.com wrote: On Fri, 2014-03-14 at 13:43 -0700, Vishvananda Ishaya wrote: Awesome, this is exactly what I was thinking. I think this is really close to being usable

Re: [openstack-dev] [Cinder] Question about the magic 100M when creating zero-size volume

2014-04-29 Thread Vishvananda Ishaya
This was added long ago to support testing environments without a lot of disk space. Vish On Apr 29, 2014, at 12:12 AM, Zhangleiqiang (Trump) zhangleiqi...@huawei.com wrote: Hi, all: I find in some of the cinder backend volume drivers, there are codes in create_volume as

Re: [openstack-dev] [nova] Proposal: remove the server groups feature

2014-04-26 Thread Vishvananda Ishaya
On Apr 25, 2014, at 2:25 PM, Chris Behrens cbehr...@codestud.com wrote: On Apr 25, 2014, at 2:15 PM, Jay Pipes jaypi...@gmail.com wrote: Hi Stackers, When recently digging in to the new server group v3 API extension introduced in Icehouse, I was struck with a bit of cognitive

Re: [openstack-dev] [Openstack] Question regarding Nova in Havana

2014-04-17 Thread Vishvananda Ishaya
is correct, what is the ‘exchange’ used Nova Conductor to send back this response. Regards -Prashant From: Vishvananda Ishaya [mailto:vishvana...@gmail.com] Sent: Wednesday, April 16, 2014 10:11 AM To: OpenStack Development Mailing List (not for usage questions) Cc: Prashant Upadhyaya

[openstack-dev] TC candidacy

2014-04-15 Thread Vishvananda Ishaya
Hello all, I’d like to announce my candidacy for the Technical Committee election. I was one of the original authors of the Nova project and served as its PTL for the first two years that the position existed. I have also been on the Technical Comittee since its inception. I was also recently

Re: [openstack-dev] [Openstack] Question regarding Nova in Havana

2014-04-15 Thread Vishvananda Ishaya
The service reference is created in the start method of the service. This happens around line 217 in nova/service.py in the current code. You should be able to do something similar by sending a message to service_create on conductor. It will return an error if the service already exists. Note

Re: [openstack-dev] [oslo] use of the oslo namespace package

2014-04-07 Thread Vishvananda Ishaya
I dealt with this myself the other day and it was a huge pain. That said, changing all the packages seems like a nuclear option. Is there any way we could change python that would make it smarter about searching multiple locations for namespace packages? Vish On Apr 7, 2014, at 12:24 PM, Doug

Re: [openstack-dev] Domains prototype in Nova

2014-03-31 Thread Vishvananda Ishaya
Note that there has been a lot of discussion and a potential path forward for hierarchical project support in openstack. I personally think this makes a lot more sense than having a bunch of domain specific calls. Please take a look at the information in the wiki here:

Re: [openstack-dev] [nova] [bug] nova server-group-list doesn't show any members

2014-03-31 Thread Vishvananda Ishaya
On Mar 27, 2014, at 4:38 PM, Chris Friesen chris.frie...@windriver.com wrote: On 03/27/2014 04:47 PM, Chris Friesen wrote: Interestingly, unit test nova.tests.api.openstack.compute.contrib.test_server_groups.ServerGroupTest.test_display_members passes just fine, and it seems to be running

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