This will require a staged rollout, monitoring pool counters, elasticsearch load, and elasticsearch threadpools. A full-day deployment window has been cleared with release engineering for this rollout.
Description
Details
Event Timeline
The following wiki's account for 92.77% of all prefix search traffic. As such i am adjusting the ticket from top 50 to top 12. This was measured by counting all prefix search traffic between 2/22/2016 and 2/29/2016 inclusive.
| wiki | percent |
| enwiki | 43.96 |
| dewiki | 10.40 |
| eswiki | 7.38 |
| ruwiki | 6.43 |
| frwiki | 4.68 |
| ptwiki | 3.63 |
| itwiki | 3.14 |
| jawiki | 2.83 |
| zhwiki | 1.59 |
| plwiki | 1.49 |
| arwiki | 1.38 |
| nlwiki | 1.18 |
Change 275605 had a related patch set uploaded (by EBernhardson):
Enable completion suggester as default on all but top 12 wikis
Above patch was the wrong one, likely we will upload patches and enable one or two at a time during the deploy window rather than pre-preparing which ones to enable.
Change 277767 had a related patch set uploaded (by DCausse):
Enable completion suggester as default on dewiki
Change 277767 merged by jenkins-bot:
Enable completion suggester as default on dewiki
Change 277796 had a related patch set uploaded (by DCausse):
Enable completion suggester as default on enwiki
Change 277796 merged by jenkins-bot:
Enable completion suggester as default on enwiki
Change 277806 had a related patch set uploaded (by DCausse):
Enable completion suggester as default on eswiki
Change 277806 merged by jenkins-bot:
Enable completion suggester as default on eswiki
Change 277808 had a related patch set uploaded (by DCausse):
Enable completion suggester as default on ru, fr, pt and itwiki
Change 277808 merged by jenkins-bot:
Enable completion suggester as default on ru, fr, pt and itwiki
Change 277810 had a related patch set uploaded (by DCausse):
Enable completion suggester as default on ja, zh, pl, ar and nlwiki
Change 277810 merged by jenkins-bot:
Enable completion suggester as default on ja, zh, pl, ar and nlwiki