[openstack-dev] [oslo][performance] Proposing tail-based sampling in OSProfiler

2017-08-03 Thread Rajul Kumar
] https://blueprints.launchpad.net/osprofiler/+spec/tail-based-coherent-sampling [3] https://blueprints.launchpad.net/osprofiler/+spec/asynchronous-trace-collection Thanks Rajul Kumar __ OpenStack Development Mailing List

Re: [openstack-dev] [oslo][performance] Proposing tail-based sampling in OSProfiler

2017-08-03 Thread Rajul Kumar
;bo...@pavlovic.me> wrote: > Rajul, > > May I ask why you think so? > > > Exposed by OSprofiler issues are going to be really hard to fix in current > OpenStack architecture. > > Best regards, > Boris Pavlovic > > On Thu, Aug 3, 2017 at 12:56 PM, Rajul Kumar <kum

Re: [openstack-dev] [oslo][performance] Proposing tail-based sampling in OSProfiler

2017-08-03 Thread Rajul Kumar
a bit too late... ;) > > Best regards, > Boris Pavlovic > > On Thu, Aug 3, 2017 at 12:16 PM, Rajul Kumar <kumar.r...@husky.neu.edu> > wrote: > >> Hello everyone >> >> I have added a blueprint on having tail-based sampling as a sampling >> option for conti

Re: [openstack-dev] [oslo][performance] Proposing tail-based sampling in OSProfiler

2017-08-04 Thread Rajul Kumar
/osprofiler-cross-service-project-profiling.html > > > > Best regards, > > > > Vinh Nguyen Trong > > PODC – Fujitsu Vietnam Ltd. > > > > *From:* Rajul Kumar [mailto:kumar.r...@husky.neu.edu] > *Sent:* Friday, 04 August, 2017 03:49 > *To:* OpenStack Deve

Re: [openstack-dev] [oslo][performance] Proposing tail-based sampling in OSProfiler

2017-08-04 Thread Rajul Kumar
, for example creating VM > performs ~400 DB requests... and yep this is going to be slow, and now > what? how can you fix that?.. > > Best regards, > Boris Pavlovic > > > > On Fri, Aug 4, 2017 at 1:12 PM, Rajul Kumar <kumar.r...@husky.neu.edu> > wrote: > >>