Re: [openstack-dev] [Cinder] Qcow2 support for cinder-backup

2014-05-28 Thread Zhangleiqiang (Trump)
to it (like we did volume metadata), but I don't want to see QCOW or similar going into swift. I agreed with Duncan. I will finish the spec for it within the next few days. -- zhangleiqiang (Trump) Best Regards -Original Message- From: Duncan Thomas [mailto:duncan.tho

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

2014-05-14 Thread Zhangleiqiang (Trump)
manually updated the host value of the existing volumes in database, and the existing volumes can then be handled normally. Thanks. -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev

[openstack-dev] [Cinder] Qcow2 support for cinder-backup

2014-05-12 Thread Zhangleiqiang (Trump)
for backup, and it can be used for GlusterFS too. Any advice? Is there something I have not expected? [1] https://review.openstack.org/#/c/92011/ -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev

Re: [openstack-dev] [Cinder] Confusion about the respective use cases for volume's admin_metadata, metadata and glance_image_metadata

2014-05-07 Thread Zhangleiqiang (Trump)
according your info above. Hope it is helpful for others: http://eavesdrop.openstack.org/meetings/cinder/2013/cinder.2013-07-17-16.00.log.txt https://review.openstack.org/#/c/38322 -- zhangleiqiang (Trump) Best Regards -Original Message- From: Duncan Thomas

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

2014-05-07 Thread Zhangleiqiang (Trump)
the attach_volume) of manager, and since cinder-backup is a standalone process, external=True should be used here. -- zhangleiqiang (Trump) Best Regards -Original Message- From: Vishvananda Ishaya [mailto:vishvana...@gmail.com] Sent: Wednesday, May 07, 2014 12:35 AM To: OpenStack

[openstack-dev] [Cinder] Confusion about the respective use cases for volume's admin_metadata, metadata and glance_image_metadata

2014-05-04 Thread Zhangleiqiang (Trump)
the respective use cases for admin_metada and metadata. For the second situation, what is the better way to handle it? Any advice? -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http

[openstack-dev] [Cinder] About store faults info for volumes

2014-04-30 Thread Zhangleiqiang (Trump)
. Maybe it is helpful for users if Cinder also introduces the similar mechanism. Any advice? -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman

Re: [openstack-dev] [Cinder] cinder not support query volume/snapshot with regular expression

2014-04-29 Thread Zhangleiqiang (Trump)
Currently, Nova API achieve this feature based on the database’s REGEX support. Do you have advice on alternative way to achieve it? -- zhangleiqiang (Trump) Best Regards From: laserjetyang [mailto:laserjety...@gmail.com] Sent: Tuesday, April 29, 2014 1:49 PM To: OpenStack Development

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

2014-04-29 Thread Zhangleiqiang (Trump)
codes also exist in ibm.gpfs, san.hp.hp_lefthand_cliq_proxy, san.solaris and huawei.ssh_common. I wonder why the 100M is used here, from the git log I cannot find useful info. Thanks. -- zhangleiqiang (Trump) Best Regards

[openstack-dev] [Nova] Add Qcow2 volume encryption support

2014-04-29 Thread Zhangleiqiang (Trump)
it is meaningful to introduce the support for qcow2 volume encryption? The use case can be found in [1]. [1] https://wiki.openstack.org/wiki/VolumeEncryption [2] http://libvirt.org/formatstorageencryption.html -- zhangleiqiang (Trump) Best Regards

Re: [openstack-dev] [Nova] Add Qcow2 volume encryption support

2014-04-29 Thread Zhangleiqiang (Trump)
@Daniel: Thanks for your explanation, it helps me a lot. -- zhangleiqiang (Trump) Best Regards -Original Message- From: Daniel P. Berrange [mailto:berra...@redhat.com] Sent: Tuesday, April 29, 2014 5:33 PM To: OpenStack Development Mailing List (not for usage

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

2014-04-26 Thread Zhangleiqiang (Trump)
://docs.openstack.org/developer/cinder/devref/threading.html#mysql-access-and-eventlet -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev

[openstack-dev] [Cinder] cinder not support query volume/snapshot with regular expression

2014-04-25 Thread Zhangleiqiang (Trump)
by name --instance-name name-regexp Search with regular expression match by server name (Admin only). I think it is also needed for Cinder when query the volume/snapshot/backup by name. Any advice? -- zhangleiqiang (Trump

[openstack-dev] [nova] Question about modifying instance attribute(such as cpu-QoS, disk-QoS ) without shutdown the instance

2014-04-08 Thread Zhangleiqiang (Trump)
the capability of online adjusting these instance attribute? Thanks -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev

Re: [openstack-dev] [nova] Feature about QEMU Assisted online-extend volume

2014-03-28 Thread Zhangleiqiang (Trump)
Hi, Duncan: Thanks for your advice. About the summit session you mentioned, what things can I do for it ? -- zhangleiqiang (Trump) Best Regards -Original Message- From: Duncan Thomas [mailto:duncan.tho...@gmail.com] Sent: Friday, March 28, 2014 12:43 AM

Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping

2014-03-19 Thread Zhangleiqiang (Trump)
From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Wednesday, March 19, 2014 12:14 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping On Tue, Mar 18, 2014 at 5:33 PM, Zhangleiqiang (Trump

Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping

2014-03-19 Thread zhangleiqiang
. Any suggestions? Zhangleiqiang (Trump) zhangleiqi...@huawei.com : From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Wednesday, March 19, 2014 12:14 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device

Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping

2014-03-18 Thread Zhangleiqiang (Trump)
From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Tuesday, March 18, 2014 4:40 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping On Tue, Mar 18, 2014 at 11:01 AM, Zhangleiqiang (Trump

[openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping

2014-03-17 Thread Zhangleiqiang (Trump)
] https://blueprints.launchpad.net/nova/+spec/libvirt-virtio-scsi-driver -- zhangleiqiang (Trump) Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev

Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping

2014-03-17 Thread Zhangleiqiang (Trump)
From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Tuesday, March 18, 2014 10:32 AM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about Raw Device Mapping On Tue, Mar 18, 2014 at 9:40 AM, Zhangleiqiang (Trump

Re: [openstack-dev] [nova][cinder] non-persistent storage(after stopping VM, data will be rollback automatically), do you think we shoud introduce this feature?

2014-03-17 Thread Zhangleiqiang (Trump)
, back it up quickly and deploy company-wide applications to all end users. 2). Greater security, Users can't alter desktop settings or install their own applications, making the image more secure. 3). Less storage. 2.As the use case mentioned several days ago by zhangleiqiang

Re: [openstack-dev] Disaster Recovery for OpenStack - call for stakeholder

2014-03-13 Thread Zhangleiqiang (Trump)
the recovery steps during recovery, such as the power-off and boot order of instances, etc -- zhangleiqiang (Ray) Best Regards -Original Message- From: Bruce Montague [mailto:bruce_monta...@symantec.com] Sent: Thursday, March 13, 2014 2:38 AM To: openstack-dev@lists.openstack.org

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-13 Thread Zhangleiqiang (Trump)
From: sxmatch [mailto:sxmatch1...@gmail.com] Sent: Friday, March 14, 2014 11:08 AM To: Zhangleiqiang (Trump) Cc: openstack-dev@lists.openstack.org Subject: Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection 于 2014-03-11 19:24, Zhangleiqiang 写道: From: Huang

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-11 Thread Zhangleiqiang
From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Tuesday, March 11, 2014 4:29 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection On Tue, Mar 11, 2014 at 11:38 AM, Zhangleiqiang

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-11 Thread Zhangleiqiang
From: Huang Zhiteng [mailto:winsto...@gmail.com] Sent: Tuesday, March 11, 2014 5:37 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection On Tue, Mar 11, 2014 at 5:09 PM, Zhangleiqiang

Re: [openstack-dev] [nova][cinder] non-persistent storage(after stopping VM, data will be rollback automatically), do you think we shoud introduce this feature?

2014-03-10 Thread Zhangleiqiang
the system is force RESET or POWERED OFF. Are there any other suggestions? Thanks. [1] http://cormachogan.com/2013/04/16/what-are-dependent-independent-disks-persistent-and-non-persisent-modes/ -- zhangleiqiang Best Regards From: Joe Gordon [mailto:joe.gord...@gmail.com] Sent

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-10 Thread Zhangleiqiang
, the original volume will be removed automatically. Any thoughts? Welcome any advices. -- zhangleiqiang Best Regards From: John Griffith [mailto:john.griff...@solidfire.com] Sent: Thursday, March 06, 2014 8:38 PM To: OpenStack Development Mailing List (not for usage questions) Subject: Re

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-06 Thread Zhangleiqiang
OK. We have proposed a blueprint here. https://blueprints.launchpad.net/cinder/+spec/volume-delete-protect Thanks. -- zhangleiqiang Best Regards From: John Griffith [mailto:john.griff...@solidfire.com] Sent: Thursday, March 06, 2014 8:38 PM To: OpenStack Development Mailing List

Re: [openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-06 Thread Zhangleiqiang
Agree with you and thanks for your advice, :) -- zhangleiqiang Best Regards From: Alex Meade [mailto:mr.alex.me...@gmail.com] Sent: Friday, March 07, 2014 12:09 AM To: OpenStack Development Mailing List (not for usage questions) Subject: Re: [openstack-dev] [Nova][Cinder] Feature

[openstack-dev] [Nova][Cinder] Feature about volume delete protection

2014-03-05 Thread Zhangleiqiang
, the volume will be actually deleted by the system. Any thoughts? Welcome any advices. Best regards to you. -- zhangleiqiang Best Regards ___ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman

[openstack-dev] [Cinder] Do you think we should introduce the online-extend feature to cinder ?

2014-03-03 Thread Zhangleiqiang
it will be useful if we introduce the online-extend feature to cinder, especially for the file system based driver, e.g. nfs, glusterfs, etc. Is there any other suggestions? Thanks. -- zhangleiqiang Best Regards ___ OpenStack-dev

Re: [openstack-dev] [Cinder] Do you think we should introduce the online-extend feature to cinder ?

2014-03-03 Thread Zhangleiqiang
-extend-volume-extension -- zhangleiqiang Best Regards From: John Griffith [mailto:john.griff...@solidfire.com] Sent: Tuesday, March 04, 2014 1:05 AM To: OpenStack Development Mailing List (not for usage questions) Cc: Luohao (brian) Subject: Re: [openstack-dev] [Cinder] Do you think we

Re: [openstack-dev] [nova][cinder] non-persistent storage(after stopping VM, data will be rollback automatically), do you think we shoud introduce this feature?

2014-03-03 Thread Zhangleiqiang
by Nova. [1] http://libvirt.org/formatdomain.html#elementsDisks -- zhangleiqiang Best Regards -Original Message- From: Joe Gordon [mailto:joe.gord...@gmail.com] Sent: Tuesday, March 04, 2014 11:26 AM To: OpenStack Development Mailing List (not for usage questions) Cc: Luohao

Re: [openstack-dev] [OpenStack][Runtime Policy] A proposal for OpenStack run time policy to manage compute/storage resource

2014-02-25 Thread Zhangleiqiang
Hi, Jay Sylvain: I found the OpenStack-Neat Project (http://openstack-neat.org/) have already aimed to do the things similar to DRS and DPM. Hope it will be helpful. -- Leiqzhang Best Regards From: Sylvain Bauza [mailto:sylvain.ba...@gmail.com] Sent: Wednesday, February 26, 2014