Change Details

== This is (almost) the final step! == Progressively move the remaining 30% of external traffic. **This means all external API traffic, all web browser, all mobile application traffic, all internal traffic, and all jobs will be served by #mw-on-k8s** === Exceptions === ==== External traffic ==== - [] Commons, pending {T295007} and {T118887} - [] Votewiki, pending {T209892} - [] Wikitech, pending {T292707} - [] Dumps ==== Jobs ==== - [] Videoscaling jobs, pending {T355292} ==== Internal traffic ==== - [] Mediawiki calling itself, pending Commons work - [] ml-serve services {T362316} - [] Possibly yet-unidentified stragglers == Progression == [] 75% [] 80% [] 85% [] 90% [] 95% [] 100% Info from {T351074}: > For every 5% of external traffic we move, we've needed to bump mw-web by 12-13 replicas and mw-api-ext by 10 replicas. > > This means that for every 5% increase in traffic, we're requiring 22-23 additional replicas. Given every pod requires 5.6 CPUs it means we're going to need about 123 cores per traffic bump, or roughly 3 servers as our servers have 48 cores each. > > The above calculation is per-datacenter, of course.

== This is (almost) the final step! == Progressively forward the remaining 30% of external traffic to #mw-on-k8s ### What? **Wikikube cluster** will be fully serving: * External traffic (API, web, mobile) * Internal traffic * MediaWiki jobs (former jobrunners) In #mw-on-k8s terms, this translates to following deployments * `mw-web` * `mw-api-int` * `mw-api-ext` * `mw-jobrunner` * `mw-parsoid` * `mw-wikifunctions` ### What we are not migrating to Wikikube yet **External traffic** - [] [[ https://commons.wikimedia.org/ | Commons ]] {T295007} and {T118887} - [] [[ https://vote.wikimedia.org/ | Votewiki, ]] {T209892} - [] [[ https://wikitech.wikimedia.org/ | Wikitech ]] {T292707} - [] [[ https://dumps.wikimedia.org/ | Dumps ]] **Jobs** - [] Media Videoscaling {T355292} **Internal traffic** - [] When Mediawiki calls itself - Commons work {T295007} and {T118887} - [] Machine Learning `ml-serve` services {T362316} - [] Possibly yet-unidentified stragglers (Unknowns Uknowns) ###Progression [] 75% [] 80% [] 85% [] 90% [] 95% [] 100% ###Notes * For every 5% of external traffic we push, we will need a total of 22-23 additional replicas ** Bump `mw-web` by 12-13 replicas {T351074} ** Bump `mw-api-ext` by 10 replicas {T351074} * Each MediaWiki pod requires 5.6 CPUs ** ~123 cores per traffic bump aka 3 physical 48 core servers The above is per DC.

== This is (almost) the final step! == Progressively moveforward the remaining 30% of external traffic. to #mw-on-k8s ### What? **This means all external API**Wikikube cluster** will be fully serving: * External traffic (API, all web browserweb, all mobile application traffic, all i) * Internal traffic, and all * MediaWiki jobs will be served by #mw-on-k8s**(former jobrunners) === Exceptions ===In #mw-on-k8s terms, this translates to following deployments * `mw-web` ==== External traffic ====* `mw-api-int` - [] Commons, pending {T295007} and {T118887}* `mw-api-ext` * `mw-jobrunner` * `mw-parsoid` * `mw-wikifunctions` ### What we are not migrating to Wikikube yet - [] Votewiki, pending {T209892}**External traffic** - [] Wikitech, pending[[ https://commons.wikimedia.org/ | Commons ]] {T292707}5007} and {T118887} - [] Dumps[[ https://vote.wikimedia.org/ | Votewiki, ]] {T209892} ==== Jobs ====- [] [[ https://wikitech.wikimedia.org/ | Wikitech ]] {T292707} - [] Videoscaling jobs, pending {T355292}[[ https://dumps.wikimedia.org/ | Dumps ]] ==== Internal traffic ====**Jobs** - [] Mediawiki calling itself, pend Videoscaling Commons work{T355292} - [] ml-serve services {T362316}**Internal traffic** - [] Possibly yet-unidentified stragglersWhen Mediawiki calls itself - Commons work {T295007} and {T118887} - [] Machine Learning `ml-serve` services {T362316} - [] Possibly yet-unidentified stragglers (Unknowns Uknowns) == ###Progression == [] 75% [] 80% [] 85% [] 90% [] 95% [] 100% Info from {T351074}:###Notes >* For every 5% of external traffic we movepush, we'vewe will needed to bump mw-web by 12-13 replicas and mw-api-ext by 10 a total of 22-23 additional replicas. > > This means that for every 5% increase in traffic, we're requiring 22-23 additional replicas. Given every pod requires 5.6 CPUs it means we're going to need about 123 cores per traffic bump, or roughly 3 servers as our servers have 48 cores each.** Bump `mw-web` by 12-13 replicas {T351074} > > The above calculation is per-datacenter, of course.** Bump `mw-api-ext` by 10 replicas {T351074} * Each MediaWiki pod requires 5.6 CPUs ** ~123 cores per traffic bump aka 3 physical 48 core servers The above is per DC.