[openstack-dev] [nova] about filter the flavor

2018-07-01 Thread Rambo
Hi,all I have an idea.Now we can't filter the special flavor according to the property.Can we achieve it?If we achieved this,we can filter the flavor according the property's key and value to filter the flavor. What do you think of the idea?Can you tell me more about this ?Thank you

[openstack-dev] [docs][nova] about update flavor

2018-08-16 Thread Rambo
Hi,all I find it is supported that we can update the flavor name, VCPUs, RAM, root disk, ephemeral disk and so on in doc.openstack.org[1].But only can change the flavor propertity in fact.Is the document wrong?Can you tell me more about this ?Thank you very much.

Re: [openstack-dev] [docs][nova] about update flavor

2018-08-16 Thread Rambo
ear. On Thu, Aug 16, 2018 at 3:19 PM Rambo wrote: Hi,all I find it is supported that we can update the flavor name, VCPUs, RAM, root disk, ephemeral disk and so on in doc.openstack.org[1].But only can change the flavor propertity in fact.Is the document wrong?Can you tell me more about

[openstack-dev] [Openstack-operators][nova] ask deployment question

2018-08-16 Thread Rambo
Hi,all I have some questions about deploy the large scale openstack cloud.Such as 1.Only in one region situation,How many physical machines are the biggest deployment scale in our community? Can you tell me more about these combined with own practice? Would you give me

[openstack-dev] [Openstack-operators][nova]about live-resize down the instance

2018-08-13 Thread Rambo
Hi,all I find it is important that live-resize the instance in production environment,especially live downsize the disk.And we have talked it many years.But I don't know why the bp[1] didn't approved.Can you tell me more about this ?Thank you very much.

[openstack-dev] [nova] about live-resize down the instance

2018-08-13 Thread Rambo
Hi,all I find it is important that live-resize the instance in production environment,especially live downsize the disk.And we have talked it many years.But I don't know why the bp[1] didn't approved.Can you tell me more about this ?Thank you very much.

[openstack-dev] [Openstack-operators][nova] deployment question consultation

2018-08-13 Thread Rambo
Hi,all I have some questions about deploy the large scale openstack cloud.Such as 1.Only in one region situation,what will happen in the cloud as expansion of cluster size?Then how solve it?If have the limit physical node number under the one region situation?How many nodes would

[openstack-dev] [cinder] about block device driver

2018-07-16 Thread Rambo
Hi,all In the Cinder repository, I noticed that the BlockDeviceDriver driver is being deprecated, and was eventually be removed with the Queens release. https://github.com/openstack/cinder/blob/stable/ocata/cinder/volume/drivers/block_device.py In my use case, the instances using

Re: [openstack-dev] [cinder] about block device driver

2018-07-16 Thread Rambo
-- From: "Gorka Eguileor"; Date: 2018年7月16日(星期一) 下午5:20 To: "OpenStack Developmen"; Subject: Re: [openstack-dev] [cinder] about block device driver On 16/07, Rambo wrote: > Hi,all > > > In the Cinder repository, I noticed that the BlockDeviceDriv

Re: [openstack-dev] [cinder] about block device driver

2018-07-16 Thread Rambo
-dev] [cinder] about block device driver On Mon, Jul 16, 2018 at 01:32:26PM +0200, Gorka Eguileor wrote: > On 16/07, Rambo wrote: > > Well,in my opinion,the BlockDeviceDriver is more suitable than any other > > solution for data processing scenarios.Does the community will agree

Re: [openstack-dev] [cinder] about block device driver

2018-07-17 Thread Rambo
Re: [openstack-dev] [cinder] about block device driver Rambo, Did you try to use LVM+LIO target driver? It shows pretty good performance comparing to BlockDeviceDriver, Regards, Ivan Kolodyazhny, http://blog.e0ne.info/ On Tue, Jul 17, 2018 at 10:24 AM, Rambo wrote: Oh,the instances

Re: [openstack-dev] [cinder] about block device driver

2018-07-17 Thread Rambo
Oh,the instances using Cinder perform intense I/O, thus iSCSI or LVM is not a viable option - benchmarked them several times, unsatisfactory results.Sometimes it's IOPS is twice as bad,could you show me your test data?Thank you! Cheers, Rambo -- Original

[openstack-dev] [cinder] about block device driver

2018-07-24 Thread Rambo
Hi,all In the Cinder repository, I noticed that the BlockDeviceDriver driver is being deprecated, and was eventually be removed with the Queens release. https://github.com/openstack/cinder/blob/stable/ocata/cinder/volume/drivers/block_device.py However,I want to use it out of

[openstack-dev] 回复:Re: [cinder] about block device driver

2018-07-16 Thread Rambo
ok,thank you --原始邮件-- 发件人:"Gorka Eguileor "; 发送时间:2018年7月16日(星期一) 晚上7:32 收件人:"OpenStack Developmen" ; 主题:Re: [openstack-dev] [cinder] about block device driver --- On 16/07, Rambo wrote: > Well,in my opinion,the Bl

Re: [openstack-dev] [cinder] about block device driver

2018-07-17 Thread Rambo
re located? Regards, Ivan Kolodyazhny, http://blog.e0ne.info/ On Tue, Jul 17, 2018 at 11:52 AM, Rambo wrote: yes,My cinder driver is LVM+LIO.I have upload the test result in appendix.Can you show me your test results?Thank you! -- Original -- From: &quo

[openstack-dev] [docs][cinder] about cinder volume qos

2018-09-10 Thread Rambo
Hi,all At first,I find it is supported that we can define hard performance limits for each volume in doc.openstack.org[1].But only can define hard performance limits for each volume type in fact. Another, the note"As of the Nova 18.0.0 Rocky release, front end QoS settings are only

Re: [openstack-dev] [nova] about filter the flavor

2018-07-06 Thread Rambo
Does the "OSC“ meas the osc placement? -- Original -- From: "Matt Riedemann"; Date: Mon, Jul 2, 2018 10:36 PM To: "OpenStack Developmen"; Subject: Re: [openstack-dev] [nova] about filter the flavor On 7/2/2018 2:43 AM, 李杰 wrote: > Oh,sorry,not this

[openstack-dev] [cinder] about use nfs driver to backup the volume snapshot

2018-11-01 Thread Rambo
Hi,all Recently, I use the nfs driver as the cinder-backup backend, when I use it to backup the volume snapshot, the result is return the NotImplementedError[1].And the nfs.py doesn't has the create_volume_from_snapshot function. Does the community plan to achieve it which is as nfs as

Re: [openstack-dev] [Openstack-operators] [nova] about resize the instance

2018-11-08 Thread Rambo
--- Original ------ From: "Rambo"; Date: Thu, Nov 8, 2018 05:45 PM To: "OpenStack Developmen"; Subject: [openstack-dev] [nova] about resize the instance Hi,all When we resize/migrate instance, if error occurs on source compute node, the instance st

[openstack-dev] [nova] about resize the instance

2018-11-08 Thread Rambo
Hi,all When we resize/migrate instance, if error occurs on source compute node, the instance state can rollback to active currently.But if error occurs in "finish_resize" function on destination compute node, the instance state would not rollback to active. Is there a bug, or

Re: [openstack-dev] [cinder] about use nfs driver to backup the volume snapshot

2018-11-04 Thread Rambo
arney"; Date: Fri, Nov 2, 2018 10:00 PM To: "jsbryant"; "OpenStack Developmen"; Subject: Re: [openstack-dev] [cinder] about use nfs driver to backup the volume snapshot On 11/1/18 4:44 PM, Jay Bryant wrote: > On Thu, Nov 1, 2018, 10:44 AM Rambo wrote: > &

[openstack-dev] [nova] about live-resize the instance

2018-11-04 Thread Rambo
Hi,all I find it is important that live-resize the instance in production environment. We have talked it many years and we agreed this in Rocky PTG, then the author remove the spec to Stein, but there is no information about this spec, is there anyone to push the spec and achieve it?

[openstack-dev] [nova] about notification in nova

2018-12-02 Thread Rambo
Hi, all: I have a question about the notification in nova, that is the actual operator is different from the operator was record in panko. Such as the delete action, we create the VM as user1, and we delete the VM as user2, but the operator is user1 who delete the VM in panko

[openstack-dev] [nova] about filter the flavor

2018-11-19 Thread Rambo
Hi,all I have an idea.Now we can't filter the special flavor according to the property.Can we achieve it?If we achieved this,we can filter the flavor according the property's key and value to filter the flavor. What do you think of the idea?Can you tell me more about this ?Thank you

Re: [openstack-dev] [glance] about use shared image with each other

2018-11-21 Thread Rambo
2018 10:26 PM To: "OpenStack Developmen"; Subject: Re: [openstack-dev] [glance] about use shared image with each other On 11/19/18 7:58 AM, Rambo wrote: > Hi,all > > Recently, I want to use the shared image with each other.I find it > isn't convenient that the pr

[openstack-dev] [glance] about use shared image with each other

2018-11-19 Thread Rambo
Hi,all Recently, I want to use the shared image with each other.I find it isn't convenient that the producer notifies the consumer via email which the image has been shared and what its UUID is. In other words, why the image api v2 is no provision for producer-consumer communication?