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 <li...@unitedstack.com> wrote: > 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 ------------------ > *From:* "Sean McGinnis"; > *Date:* 2018年7月16日(星期一) 晚上9:32 > *To:* "OpenStack Developmen"; > *Subject:* Re: [openstack-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 > to merge the BlockDeviceDriver to the Cinder repository again if our > company hold the maintainer and CI? > > > > > > > Hi, > > > > I'm sure the community will be happy to merge the driver back into the > > repository. > > > > The other reason for its removal was its inability to meet the minimum > feature > set required for Cinder drivers along with benchmarks showing the LVM and > iSCSI > driver could be tweaked to have similar or better performance. > > The other option would be to not use Cinder volumes so you just use local > storage on your compute nodes. > > Readding the block device driver is not likely an option. > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > > __________________________________________________________________________ > OpenStack Development Mailing List (not for usage questions) > Unsubscribe: openstack-dev-requ...@lists.openstack.org?subject:unsubscribe > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev > >
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