Re: [openstack-dev] [Neutron] New Plug-in development for Neutron

2013-09-11 Thread P Balaji-B37839
Thanks for Suggestions and Support on this. Regards, Balaji.P -Original Message- From: Alan Kavanagh [mailto:alan.kavan...@ericsson.com] Sent: Wednesday, September 11, 2013 1:48 AM To: OpenStack Development Mailing List Subject: Re: [openstack-dev] [Neutron] New Plug-in development for

Re: [openstack-dev] [Tuskar] Meeting agenda for Tue 10th September at 19:00 UTC

2013-09-11 Thread Tomas Sedovic
The meeting happened. You can read the notes: http://eavesdrop.openstack.org/meetings/tuskar/2013/tuskar.2013-09-10-19.00.html or the full IRC log if you're so inclined: http://eavesdrop.openstack.org/meetings/tuskar/2013/tuskar.2013-09-10-19.00.log.html On 09/09/2013 05:34 PM, Tomas Sedovic

Re: [openstack-dev] [swift] Issue of cache eating up most of memory

2013-09-11 Thread shalz
Robert, Regarding your note here: http://www.gossamer-threads.com/lists/openstack/dev/30591#30591 You rightly said If it is not in memory you will hit your disk with a lot of extra reads. If all data can't reside in memory - one option is to increase the memory on nodes (expensive). Another

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Dmitry Mescheryakov
Mike, and if you looked up 'compute' in dictionary, you would never guess what OpenStack Compute does :-). I think that 'Data Processing' is a good name which in short describes what Savanna is going to be. The name 'MapReduce' for the program does not cover whole functionality provided by

Re: [openstack-dev] [heat] Comments/questions on the instance-group-api-extension blueprint

2013-09-11 Thread Gary Kotton
From: Mike Spreitzer mspre...@us.ibm.commailto:mspre...@us.ibm.com Reply-To: OpenStack Development Mailing List openstack-dev@lists.openstack.orgmailto:openstack-dev@lists.openstack.org Date: Tuesday, September 10, 2013 11:58 PM To: OpenStack Development Mailing List

[openstack-dev] [Neutron] Improving Neutron L3 Agent with High Availability

2013-09-11 Thread Emilien Macchi
Hi, The current implementation of Neutron L3 agent allows us to scale virtual routers on multiple agents but does not provide High Availability on : - namespaces, virtual interfaces (both in north and south) - established connections between external internal network. The idea here is to start

[openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread Steven Hardy
Hi all, I'm investigating some issues, where data stored to a text column in mysql is silently truncated if it's too big. It appears that the default configuration of mysql, and the sessions established via sqlalchemy is to simply warn on truncation rather than raise an error. This seems to me

Re: [openstack-dev] [nova] [pci device passthrough] fails with NameError: global name '_' is not defined

2013-09-11 Thread Henry Gessau
-- Henry On Tue, Sep 10, at 5:38 pm, David Kang dk...@isi.edu wrote: - Original Message - From: Russell Bryant rbry...@redhat.com To: David Kang dk...@isi.edu Cc: OpenStack Development Mailing List openstack-dev@lists.openstack.org Sent: Tuesday, September 10, 2013 5:17:15 PM

[openstack-dev] Doubt regarding Resource Tracker

2013-09-11 Thread Peeyush Gupta
Hi, I have been trying to understand the working of resource tracker. I understand that it is responsible to retrieve the data from the host and save it to the database. What I am not able to figure out is how exactly the compute node table is populated for the first time? Because after that

Re: [openstack-dev] [nova] [pci device passthrough] fails with NameError: global name '_' is not defined

2013-09-11 Thread yongli he
于 2013年09月11日 05:17, Russell Bryant 写道: On 09/10/2013 05:03 PM, David Kang wrote: - Original Message - From: Russell Bryant rbry...@redhat.com To: OpenStack Development Mailing List openstack-dev@lists.openstack.org Cc: David Kang dk...@isi.edu Sent: Tuesday, September 10, 2013 4:42:41

Re: [openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread Roman Podolyaka
Hi Steven, Nice catch! This is not the first time MySQL has played a joke on us... I think, we can fix this easily by adding a callback function, which will set the proper sql_mode value, when a DB connection is retrieved from a connection pool. We'll provide a fix to oslo-incubator soon.

Re: [openstack-dev] run_tests in debug mode fails

2013-09-11 Thread Davanum Srinivas
Clark, This is good. every file that uses a CONF.xyz needs to have an import for xyz. This is often overlooked -- dims On Tue, Sep 10, 2013 at 11:43 PM, Clark Boylan clark.boy...@gmail.comwrote: On Mon, Sep 9, 2013 at 4:20 AM, Rosa, Andrea (HP Cloud Services) andrea.r...@hp.com wrote: Hi

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Jon Maron
On Sep 10, 2013, at 9:42 PM, Mike Spreitzer mspre...@us.ibm.com wrote: Jon Maron jma...@hortonworks.com wrote on 09/10/2013 08:50:23 PM: From: Jon Maron jma...@hortonworks.com To: OpenStack Development Mailing List openstack-dev@lists.openstack.org, Cc: OpenStack Development Mailing

Re: [openstack-dev] [nova] [pci device passthrough] fails with NameError: global name '_' is not defined

2013-09-11 Thread Henry Gessau
For the TypeError: expected string or buffer I have filed Bug #1223874. On Wed, Sep 11, at 7:41 am, yongli he yongli...@intel.com wrote: 于 2013年09月11日 05:38, David Kang 写道: - Original Message - From: Russell Bryant rbry...@redhat.com To: David Kang dk...@isi.edu Cc: OpenStack

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Erik Bergenholtz
On Sep 11, 2013, at 9:19 AM, Jon Maron jma...@hortonworks.com wrote: On Sep 10, 2013, at 9:42 PM, Mike Spreitzer mspre...@us.ibm.com wrote: Jon Maron jma...@hortonworks.com wrote on 09/10/2013 08:50:23 PM: From: Jon Maron jma...@hortonworks.com To: OpenStack Development Mailing List

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Erik Bergenholtz
On Sep 10, 2013, at 8:50 PM, Jon Maron jma...@hortonworks.com wrote: Openstack Big Data Platform On Sep 10, 2013, at 8:39 PM, David Scott david.sc...@cloudscaling.com wrote: I vote for 'Open Stack Data' On Tue, Sep 10, 2013 at 5:30 PM, Zhongyue Luo zhongyue@intel.com wrote:

[openstack-dev] [Nova] Bug Triage Day Proposal - September 17

2013-09-11 Thread Russell Bryant
Greetings, Now that we're in a feature freeze for the Havana release, our focus should be on bugs. Our immediate goal is to come up with a list of bugs that we want to ensure get fixed before havana is released. Bugs that should be on that list should be targeted to havana-rc1.

[openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Arvind Somya (asomya)
Hello all I have a patch in review where Akihiro made some comments about only restricting protocols by names and allowing all protocol numbers when creating security group rules. I personally disagree with this approach as names and numbers are just a textual/integer representation of a

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Mike Spreitzer
To provide a simple, reliable and repeatable mechanism by which to deploy Hadoop and related Big Data projects, including management, monitoring and processing mechanisms driving further adoption of OpenStack. That sounds like it is at about the right level of specificity.

[openstack-dev] [savanna] swift integration - optional?

2013-09-11 Thread Jon Maron
Hi, I noticed that the swift integration is optionally enabled via a configuration property? Is there a reason for not making it available as a base, feature of the cluster (i.e. simply allowing access to swift should it be required)? What would be a scenario in which it would be

Re: [openstack-dev] [Neutron]All unittest passed but Jenkins failed

2013-09-11 Thread James E. Blair
ZhiQiang Fan aji.zq...@gmail.com writes: currently, i don't know if it is coverage problem or something else. the direct cause is: sudo /usr/local/jenkins/slave_scripts/jenkins-sudo-grep.sh post Sep 9 06:57:23 precise1 sudo: jenkins : 3 incorrect password attempts ; TTY=unknown ;

[openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread Adam Young
David Chadwick wrote up an in depth API extension for Federation: https://review.openstack.org/#/c/39499 There is an abfab API proposal as well: https://review.openstack.org/#/c/42221/ After discussing this for a while, it dawned on me that Federation should not be something bolted on to

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Clint Byrum
Excerpts from Steven Hardy's message of 2013-09-11 05:59:02 -0700: On Wed, Sep 11, 2013 at 03:51:02AM +, Adrian Otto wrote: It would be better if we could explain Autoscale like this: Heat - Autoscale - Nova, etc. -or- User - Autoscale - Nova, etc. This approach allows use

[openstack-dev] [Ceilometer] Meeting agenda for Wed Sep 11th at 2100 UTC

2013-09-11 Thread Julien Danjou
The Ceilometer project team holds a meeting in #openstack-meeting, see https://wiki.openstack.org/wiki/Meetings/MeteringAgenda for more details. Next meeting is on Wed Sep 11th at 2100 UTC Please add your name with the agenda item, so we know who to call on during the meeting. * Review Havana

[openstack-dev] [Ceilometer] Correct way to disable specific event collection by the collector

2013-09-11 Thread Neal, Phil
Greetings team, I'm working on getting a very streamlined set of collections running and I'd like to disable all notifications except Glance. It's clear that the desired event types are defined in the plugins, but I can't seem to work out how to force the collector service to load only specific

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Andrei Savu
+1 I guess this will also clarify how Savanna relates to other projects like OpenStack Trove. -- Andrei Savu On Wed, Sep 11, 2013 at 5:16 PM, Mike Spreitzer mspre...@us.ibm.com wrote: To provide a simple, reliable and repeatable mechanism by which to deploy Hadoop and related Big Data

Re: [openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread Monty Taylor
On 09/11/2013 11:09 AM, David Ripton wrote: On 09/11/2013 06:37 AM, Steven Hardy wrote: I'm investigating some issues, where data stored to a text column in mysql is silently truncated if it's too big. It appears that the default configuration of mysql, and the sessions established via

Re: [openstack-dev] Proposal for Raksha, a Data Protection As a Service project

2013-09-11 Thread lokesh balcha
+1 -Lokesh On Mon, Sep 2, 2013 at 11:33 AM, Sylvain Bauza sylvain.ba...@bull.netwrote: Hi Murali, Le 02/09/2013 15:19, Murali Balcha a écrit : I am not an expert in Heat but the way I understood the Heat project is that it is an orchestration layer that instantiate a composite

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Akihiro Motoki
Let me raise another aspect of my potential concern about Arvind's patch https://review.openstack.org/#/c/43725/ . What I concern about this patch is that this patch changes the existing behavior which allows unknown protocols (known protocols in this case is members of sg_suppprted_protocols).

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Michael Basnight
On Sep 11, 2013, at 8:42 AM, Andrei Savu wrote: +1 I guess this will also clarify how Savanna relates to other projects like OpenStack Trove. Yes the conversations around Trove+Savanna will be fun at the summit! I see overlap between our missions ;) -- Andrei Savu On Wed, Sep 11,

Re: [openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread Clint Byrum
Excerpts from Steven Hardy's message of 2013-09-11 03:37:40 -0700: Hi all, I'm investigating some issues, where data stored to a text column in mysql is silently truncated if it's too big. It appears that the default configuration of mysql, and the sessions established via sqlalchemy is

Re: [openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread David Ripton
On 09/11/2013 06:37 AM, Steven Hardy wrote: I'm investigating some issues, where data stored to a text column in mysql is silently truncated if it's too big. It appears that the default configuration of mysql, and the sessions established via sqlalchemy is to simply warn on truncation rather

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Matthew Farrellee
You caught me trying to be fancy! On 09/10/2013 03:54 PM, Glen Campbell wrote: performant isn't a word. Or, if it is, it means having performance. I think you mean high-performance. On Tue, Sep 10, 2013 at 8:47 AM, Matthew Farrellee m...@redhat.com mailto:m...@redhat.com wrote: Rough cut

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread Matthew Farrellee
That sounds quite good. Best, matt On 09/11/2013 11:42 AM, Andrei Savu wrote: +1 I guess this will also clarify how Savanna relates to other projects like OpenStack Trove. -- Andrei Savu On Wed, Sep 11, 2013 at 5:16 PM, Mike Spreitzer mspre...@us.ibm.com mailto:mspre...@us.ibm.com wrote:

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Joshua Harlow
Sure, I was thinking that since heat would do autoscaling persay, then heat would say ask trove to make more databases (autoscale policy here) then this would cause trove to actually callback into heat to make more instances. Just feels a little weird, idk. Why didn't heat just make those

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread Dolph Mathews
On Wed, Sep 11, 2013 at 10:25 AM, Adam Young ayo...@redhat.com wrote: David Chadwick wrote up an in depth API extension for Federation: https://review.openstack.org/#**/c/39499https://review.openstack.org/#/c/39499 There is an abfab API proposal as well: https://review.openstack.org/#**

Re: [openstack-dev] [nova] [pci device passthrough] fails with NameError: global name '_' is not defined

2013-09-11 Thread Jiang, Yunhong
Sorry for slow response, I'm out of office to IDF, I will have a look on it today. Thanks --jyh -Original Message- From: David Kang [mailto:dk...@isi.edu] Sent: Wednesday, September 11, 2013 6:11 AM To: OpenStack Development Mailing List Subject: Re: [openstack-dev] [nova] [pci

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Justin Hammond
As it seems the review is no longer the place for this discussion, I will copy/paste my inline comments here: I dislike the idea of passing magical numbers around to define protocols (defined or otherwise). I believe there should be a common set of protocols with their numbers mapped (such as

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Akihiro Motoki
Hi all, Arvind, thank you for initiate the discussion about the ip protocol in security group rules. I think the discussion point can be broken down into: (a) how to specify ip protocol : by name, number, or both (b) what ip protocols can be specified: known protocols only, all protocols (or

Re: [openstack-dev] [heat][oslo] mysql, sqlalchemy and sql_mode

2013-09-11 Thread David Ripton
On 09/11/2013 12:28 PM, Monty Taylor wrote: On 09/11/2013 11:09 AM, David Ripton wrote: On 09/11/2013 06:37 AM, Steven Hardy wrote: I'm investigating some issues, where data stored to a text column in mysql is silently truncated if it's too big. It appears that the default configuration of

Re: [openstack-dev] [savanna] Program name and Mission statement

2013-09-11 Thread John Speidel
+1 On 9/11/13 1:13 PM, Matthew Farrellee wrote: That sounds quite good. Best, matt On 09/11/2013 11:42 AM, Andrei Savu wrote: +1 I guess this will also clarify how Savanna relates to other projects like OpenStack Trove. -- Andrei Savu On Wed, Sep 11, 2013 at 5:16 PM, Mike Spreitzer

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread David Chadwick
Further supplementary information to Adam's email below, is that there are already one further federation protocol profiles that has been published: for an external Keystone acting as an IdP at https://review.openstack.org/#/c/42107/ and another for SAML has been prepared and is ready for

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Clint Byrum
Excerpts from Joshua Harlow's message of 2013-09-11 09:11:06 -0700: Sure, I was thinking that since heat would do autoscaling persay, then heat would say ask trove to make more databases (autoscale policy here) then this would cause trove to actually callback into heat to make more

Re: [openstack-dev] [Ceilometer] Correct way to disable specific event collection by the collector

2013-09-11 Thread Doug Hellmann
You can configure the collector's pipeline to only listen to certain events, but you shouldn't need to worry about which plugins it actually loads. See etc/pipeline.yaml in the source tree for an example file. I don't see any docs for that file, but I might be looking in the wrong place. If you

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Justin Hammond
I agree with you. Plugin was a mere example and it does make sense to allow the provider to define custom protocols. +1 On 9/11/13 12:46 PM, Akihiro Motoki amot...@gmail.com wrote: Hi Justin, My point is what On Thu, Sep 12, 2013 at 12:46 AM, Justin Hammond justin.hamm...@rackspace.com wrote:

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread David Chadwick
On 11/09/2013 19:05, Dolph Mathews wrote: On Wed, Sep 11, 2013 at 12:31 PM, David Chadwick d.w.chadw...@kent.ac.uk mailto:d.w.chadw...@kent.ac.uk wrote: Further supplementary information to Adam's email below, is that there are already one further federation protocol profiles that

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread Dolph Mathews
On Wed, Sep 11, 2013 at 12:31 PM, David Chadwick d.w.chadw...@kent.ac.ukwrote: Further supplementary information to Adam's email below, is that there are already one further federation protocol profiles that has been published: for an external Keystone acting as an IdP at

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Akihiro Motoki
Hi Justin, My point is what On Thu, Sep 12, 2013 at 12:46 AM, Justin Hammond justin.hamm...@rackspace.com wrote: As it seems the review is no longer the place for this discussion, I will copy/paste my inline comments here: I dislike the idea of passing magical numbers around to define

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Joshua Harlow
I just have this idea that if u imagine a factory. Heat is the 'robot' in an assembly line that ensures the 'assembly line' is done correctly. At different stages heat makes sure the 'person/thing' putting a part on does it correctly and heat verifies that the part is in the right place (for

[openstack-dev] TC Meeting / Savanna Incubation Follow-Up

2013-09-11 Thread Sergey Lukjanov
Hi folks, Initial discussions of Savanna Incubation request have been started yesterday. Two major topics being discussed were Heat integration and “clustering library” [1]. To start with let me give a brief overview of key Savanna features: 1. Provisioning of underlying OpenStack resources

[openstack-dev] [qa] nominations for tempest-core

2013-09-11 Thread Sean Dague
We're in Feature Freeze for the Open Stack projects, which actually means we're starting the busy cycle for Tempest in people landing additional tests for verification of features that hadn't gone in until recently. As such, I think now is a good time to consider some new core members. There

Re: [openstack-dev] [qa] nominations for tempest-core

2013-09-11 Thread Matthew Treinish
+1 for both of them. They've both done great work. -Matt Treinish On Wed, Sep 11, 2013 at 04:32:11PM -0400, Sean Dague wrote: We're in Feature Freeze for the Open Stack projects, which actually means we're starting the busy cycle for Tempest in people landing additional tests for verification

Re: [openstack-dev] [Neutron] New plugin

2013-09-11 Thread Salvatore Orlando
Hi Marc, Perhaps this guide [1] might help you going through the process of signign the CLA and pushing your code to gerrit for review. Salvatore [1] https://wiki.openstack.org/wiki/How_To_Contribute On 11 September 2013 23:13, Marc PINHEDE pinhede.m...@netvirt.ca wrote: Hello, I am Marc

Re: [openstack-dev] [Neutron] Need some clarity on security group protocol numbers vs names

2013-09-11 Thread Mark McClain
On Sep 11, 2013, at 1:46 PM, Akihiro Motoki amot...@gmail.com wrote: On Thu, Sep 12, 2013 at 12:46 AM, Justin Hammond justin.hamm...@rackspace.com wrote: As it seems the review is no longer the place for this discussion, I will copy/paste my inline comments here: I dislike the idea of

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread Adam Young
On 09/11/2013 12:35 PM, Dolph Mathews wrote: On Wed, Sep 11, 2013 at 10:25 AM, Adam Young ayo...@redhat.com mailto:ayo...@redhat.com wrote: David Chadwick wrote up an in depth API extension for Federation: https://review.openstack.org/#/c/39499 There is an abfab API proposal as

Re: [openstack-dev] [qa] nominations for tempest-core

2013-09-11 Thread David Kranz
+1 to both! On 09/11/2013 04:32 PM, Sean Dague wrote: We're in Feature Freeze for the Open Stack projects, which actually means we're starting the busy cycle for Tempest in people landing additional tests for verification of features that hadn't gone in until recently. As such, I think now is

Re: [openstack-dev] Keystone and Multiple Identity Sources

2013-09-11 Thread Adam Young
On 09/11/2013 02:05 PM, Dolph Mathews wrote: On Wed, Sep 11, 2013 at 12:31 PM, David Chadwick d.w.chadw...@kent.ac.uk mailto:d.w.chadw...@kent.ac.uk wrote: Further supplementary information to Adam's email below, is that there are already one further federation protocol profiles that

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Keith Bray
There is context missing here. heat==trove interaction is through the trove API. trove==heat interaction is a _different_ instance of Heat, internal to trove's infrastructure setup, potentially provisioning instances. Public Heat wouldn't be creating instances and then telling trove to make

Re: [openstack-dev] [nova] [pci device passthrough] fails with NameError: global name '_' is not defined

2013-09-11 Thread yongli he
于 2013年09月11日 21:27, Henry Gessau 写道: For the TypeError: expected string or buffer I have filed Bug #1223874. got, thanks。 On Wed, Sep 11, at 7:41 am, yongli he yongli...@intel.com wrote: 于 2013年09月11日 05:38, David Kang 写道: - Original Message - From: Russell Bryant

Re: [openstack-dev] [heat] Comments/questions on the instance-group-api-extension blueprint

2013-09-11 Thread shalz
Mike, You mention We are now extending that example to include storage, and we are also working examples with Hadoop. In the context of your examples / scenarios, do these placement decisions consider storage performance and capacity on a physical node? For example: Based on application

[openstack-dev] [Keystone] Enforcing cert validation in auth_token middleware

2013-09-11 Thread Jamie Lennox
With the aim of replacing httplib and cert validation with requests[1] I've put forward the following review to use the requests library for auth_token middleware. https://review.openstack.org/#/c/34161/ This adds 2 new config options. - The ability to provide CAs to validate https connections

Re: [openstack-dev] [Keystone] Enforcing cert validation in auth_token middleware

2013-09-11 Thread Dolph Mathews
On Wed, Sep 11, 2013 at 10:25 PM, Jamie Lennox jlen...@redhat.com wrote: With the aim of replacing httplib and cert validation with requests[1] I've put forward the following review to use the requests library for auth_token middleware. https://review.openstack.org/#/c/34161/ This adds 2

Re: [openstack-dev] [Heat] How the autoscale API should control scaling in Heat

2013-09-11 Thread Joshua Harlow
Ah, thx keith, that seems to make a little more sense with that context. Maybe that different instance will be doing other stuff also? Is that the general heat 'topology' that should/is recommended for trove? For say autoscaling trove, will trove emit a set of metrics via ceilometer that heat

[openstack-dev] I met some trouble when I use DEVSTACK this morning

2013-09-11 Thread 苌智
details: Error processing line 1 of /usr/local/lib/python2.7/dist-packages/easy-install.pth: Traceback (most recent call last): File /usr/lib/python2.7/site.py, line 161, in addpackage if not dircase in known_paths and os.path.exists(dir): File /usr/lib/python2.7/genericpath.py,

Re: [openstack-dev] Backwards incompatible migration changes - Discussion

2013-09-11 Thread Joshua Hesketh
On 9/4/13 6:47 AM, Michael Still wrote: On Wed, Sep 4, 2013 at 1:54 AM, Vishvananda Ishaya vishvana...@gmail.com wrote: +1 I think we should be reconstructing data where we can, but keeping track of deleted data in a backup table so that we can restore it on a downgrade seems like overkill. I

Re: [openstack-dev] Backwards incompatible migration changes - Discussion

2013-09-11 Thread Robert Collins
I think having backup tables adds substantial systematic complexity, for a small use case. Perhaps a better answer is to document in 'take a backup here' as part of the upgrade documentation and let sysadmins make a risk assessment. We can note that downgrades are not possible. Even in a public