On 04/08/2015 09:12 AM, Flavio Percoco wrote: > On 08/04/15 08:59 -0400, Doug Hellmann wrote: >> Excerpts from Robert Collins's message of 2015-04-07 10:43:30 +1200: >>> On 7 April 2015 at 05:11, Joe Gordon <joe.gord...@gmail.com> wrote: >>> > >>> > >>> > On Mon, Apr 6, 2015 at 8:39 AM, Dolph Mathews >>> <dolph.math...@gmail.com> >>> > wrote: >>> >> >>> >> >>> >> On Mon, Apr 6, 2015 at 10:26 AM, Boris Pavlovic >>> <bo...@pavlovic.me> wrote: >>> >>> >>> >>> Jay, >>> >>> >>> >>> >>> >>>> Not far, IMHO. 100ms difference in startup time isn't something we >>> >>>> should spend much time optimizing. There's bigger fish to fry. >>> >>> >>> >>> >>> >>> I agree that priority of this task shouldn't be critical or even >>> high, >>> >>> and that there are other places that can be improved in OpenStack. >>> >>> >>> >>> In other hand this one is as well big source of UX issues that we >>> have in >>> >>> OpenStack.. >>> >>> >>> >>> For example: >>> >>> >>> >>> 1) You would like to run some command X times where X is pretty big >>> >>> (admins likes to do this via bash loops). If you can execute all >>> of them for >>> >>> 1 and not 10 minutes you will get happier end user. >>> >> >>> >> >>> >> +1 I'm fully in support of this effort. Shaving 100ms off the >>> startup time >>> >> of a frequently used library means that you'll save that 100ms >>> over and >>> >> over, adding up to a huge win. >>> >> >>> > >>> > >>> > Another data point on how slow our libraries/CLIs can be: >>> > >>> > $ time openstack -h >>> > <snip> >>> > real 0m2.491s >>> > user 0m2.378s >>> > sys 0m0.111s >>> >>> >>> pbr should be snappy - taking 100ms to get the version is wrong. >> >> I have always considered pbr a packaging/installation time tool, and not >> something that would be used at runtime. Why are we using pbr to get the >> version of an installed package, instead of asking pkg_resources? > > Just wanted to +1 the above. > > I've also considered pbr a packaging/install tool. Furthermore, I > believe having it as a runtime requirement makes packagers life more > complicated because that means pbr will obviously need to be added as > a runtime requirement for that package. >
RDO actually patches out calls to pbr to avoid the runtime requirement, FWIW. -- Ryan Brown / Software Engineer, Openstack / Red Hat, Inc. __________________________________________________________________________ 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
