Thank you all. What can you tell me about the following projects: - https://wiki.openstack.org/wiki/Raksha - https://github.com/stackforge/freezer
Will they become OpenStack project? Thanks, Giuseppe 2015-07-06 21:33 GMT+02:00 Avishay Traeger <avis...@stratoscale.com>: > As David mentioned, there is a spectrum of possible solutions for disaster > recovery. The solution, as always, depends on the requirements. In > disaster recovery, those requirements are expressed as: > 1. RPO - Recovery Point Objective - "If a disaster strikes, how far back > will it set me?" > 2. RTO - Recovery Time Objective - "If a disaster strikes, how long until > my workload is up and running?" > > The answers to both are independent and can range from "Not at all" to > minutes or hours or days. > > A solution with high RPO and RTO is backup. Once in a while transfer your > images, snapshots of your VMs and volumes, and your SQL DB to another > site. If disaster strikes you can manually run your workloads from the > last backup, and you have your metadata backed up too (keystone > users/tenants, nova flavors, etc.). > > A solution with lower RPO and RTO is replication. Work is being done in > Cinder to enable continuous volume replication between storage backends. > You can put your Glance images in multiple locations or in multi-site > Swift, and replicate your DB as well. Ideally you will be able to get to > some consistent state between your data and metadata, which is not easy. > For failover, you can use Heat or some other orchestration tool. > > There are solutions with zero RPO and RTO, where workloads run > active/active in multiple sites. There are also other solutions in the > spectrum. > > In short, the building blocks are starting to appear, but a full solution > is not yet available. > > > On Mon, Jul 6, 2015 at 8:08 PM, David Medberry <openst...@medberry.net> > wrote: > >> Yes. >> >> http://docs.openstack.org/openstack-ops/content/snapshots.html >> API Image Create detailed here: >> >> Nova: >> http://developer.openstack.org/api-ref-compute-v2.1.html >> It is a snapshot of the instance's image (not of the instance's in memory >> state). >> >> Cinder: >> http://developer.openstack.org/api-ref-blockstorage-v2.html >> >> http://lmgtfy.com/?q=nova+image+create+api >> http://lmgtfy.com/?q=cinder+snapshot+api >> >> >> On Mon, Jul 6, 2015 at 11:02 AM, Giuseppe Galeota < >> giuseppegale...@gmail.com> wrote: >> >>> Thank you David,all, >>> >>> I would like to know if are there Nova/Cinder Rest APIs to execute >>> VM/volume snapshot? >>> >>> Thank you all, >>> Giuseppe >>> >>> 2015-07-06 18:40 GMT+02:00 David Medberry <openst...@medberry.net>: >>> >>>> Giuseppe, >>>> >>>> A great deal of Disaster Recovery planning relies on you / your >>>> organization to define what they mean by DR planning. Yes, Nova snaps >>>> (instance snaps) and Cinder snaps (volume snaps) can be used in DR. >>>> Additionally, depending on your architecture you can utilize Swift (if it >>>> is geo distributed, it gives you some measure of DR resilience.) >>>> >>>> I'm not aware of a howto or manual on this topic though as it varies so >>>> much based on arch and definition it's not effective to make a generalized >>>> recommendation. >>>> >>>> On Mon, Jul 6, 2015 at 10:02 AM, Giuseppe Galeota < >>>> giuseppegale...@gmail.com> wrote: >>>> >>>>> Dear all, >>>>> how can I implement a Disaster Recovery plan in OpenStack? Is there >>>>> some project? >>>>> >>>>> Can I use the Nova/Cinder APIs to create snapshot and upload them >>>>> somewhere? >>>>> >>>>> Thanks, >>>>> Giuseppe >>>>> >>>>> _______________________________________________ >>>>> Mailing list: >>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>> Post to : openstack@lists.openstack.org >>>>> Unsubscribe : >>>>> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >>>>> >>>>> >>>> >>> >> >> _______________________________________________ >> Mailing list: >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> Post to : openstack@lists.openstack.org >> Unsubscribe : >> http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack >> >> > > > -- > *Avishay Traeger* > *Storage R&D* > > Mobile: +972 54 447 1475 > E-mail: avis...@stratoscale.com > > > > Web <http://www.stratoscale.com/> | Blog > <http://www.stratoscale.com/blog/> | Twitter > <https://twitter.com/Stratoscale> | Google+ > <https://plus.google.com/u/1/b/108421603458396133912/108421603458396133912/posts> > | Linkedin <https://www.linkedin.com/company/stratoscale> >
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