Re: [openstack-dev] [openstack-community] Give cinder-backup more CPU resources

2018-07-16 Thread Gorka Eguileor
On 06/07, Amy Marrich wrote: > Hey, > > Forwarding to the Dev list as you may get a better response from there. > > Thanks, > > Amy (spotz) > Hi, I included a good number of improvements regarding bottlenecks on the backup service in recent releases, some of them are automatic, and others need

Re: [openstack-dev] [openstack-community] Give cinder-backup more CPU resources

2018-07-06 Thread Jay S Bryant
On 7/6/2018 9:33 AM, Alan Bishop wrote: On Fri, Jul 6, 2018 at 10:18 AM Amy Marrich > wrote: Hey, Forwarding to the Dev list as you may get a better response from there. Thanks, Amy (spotz) On Thu, Jul 5, 2018 at 11:30 PM, Keynes

Re: [openstack-dev] [openstack-community] Give cinder-backup more CPU resources

2018-07-06 Thread Duncan Thomas
You can run many c-bak processes on one node, which will get fed round robin, so you should see fairly linear speedup in the many backups case until you run out of CPUs. Parallelising a single backup was something I attempted, but python makes it extremely difficult so there's no useful

Re: [openstack-dev] [openstack-community] Give cinder-backup more CPU resources

2018-07-06 Thread Alan Bishop
On Fri, Jul 6, 2018 at 10:18 AM Amy Marrich wrote: > Hey, > > Forwarding to the Dev list as you may get a better response from there. > > Thanks, > > Amy (spotz) > > On Thu, Jul 5, 2018 at 11:30 PM, Keynes Lee/WHQ/Wistron < > keynes_...@wistron.com> wrote: > >> Hi >> >> >> >> When making “cinder

Re: [openstack-dev] [openstack-community] Give cinder-backup more CPU resources

2018-07-06 Thread Amy Marrich
Hey, Forwarding to the Dev list as you may get a better response from there. Thanks, Amy (spotz) On Thu, Jul 5, 2018 at 11:30 PM, Keynes Lee/WHQ/Wistron < keynes_...@wistron.com> wrote: > Hi > > > > When making “cinder backup-create” > > We found the process “cinder-backup” use 100% util of 1