On Wed, Oct 8, 2014 at 4:30 PM, Joe Gordon <joe.gord...@gmail.com> wrote:
> Recently there has been a lot of discussion around the development growing > pains in nova. Instead of guessing about how bad some of the issues are, I > tried to answer a few questions that may help us better understand the > issues. > > > Q: How many revisions does it take to merge a patch? > > Average: 6.76 revisions > median: 4.0 revisions > > > Q: How many rechecks/verifies does it take to merge a patch (ignoring > rechecks where the same job failed before and after)? > > Average: 0.749 rechecks per patch revision > median: 0.4285 rechecks per patch revision > > For comparison here are the same results for tempest, which has a lot more > gating tests: > > Average: 1.01591525738 > median: 0.6 > > > Q: How long does it take for a patch to get approved? > > Average: 28 days > median: 11 days > > > Q: How long does it take for a patch to get approved that touches > 'nova/virt/'? > > Average: 34 days > median: 18 days > > To expand on these numbers, same results for last 6 months of commits: all of nova (1723 patches): Average: 28.8 median: 11.0 nova/virt (476 patches): Average: 34.5 > > When looking at these numbers two things stick out out: > > * We successfully use recheck an awful lot. More then I expected > * Patches that touch 'nova/virt' take about 20% more time to land or about > 6 days. While that is definitely a difference, its smaller then I expected > > > Dataset: last 800 patches in nova > Code: https://github.com/jogo/gerrit-fun >
_______________________________________________ OpenStack-dev mailing list OpenStack-dev@lists.openstack.org http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack-dev
