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Frequent Releases & Major Changes
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DevOps Pro
June 01, 2016
Technology
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Frequent Releases & Major Changes
by Mindaugas Mozūras
DevOps Pro Vilnius 2016
DevOps Pro
June 01, 2016
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Transcript
frequent releases & major changes
codingfearlessly.com mmozuras mmozuras
None
VINTED
MAKE SECOND-HAND THE FIRST CHOICE WORLDWIDE
None
team evolution
everyone together BE Web BE BE
functional BE BE BE BE Web Web iOS And And
And iOS iOS backend web mobile
cross-functional gem yo secret ▪pants might magic
cross-functional
people with all skills
people with all skills
people with all skills
backend web design iOS android analysis
backend web design iOS android analysis operations
teamwork
releases
releases in the old days by another department
None
releases today by the team
releases today at Vinted hundreds per day
releases today at Vinted hundreds per day
+19 -2
how to release major changes?
+2000 -42
how to release major changes?
piece by piece?
piece by piece?
long release cycles?
long release cycles?
long-lived branches?
long-lived branches?
separate release from deployment?
release make feature/code available for users
deploy put feature/code in production
separate release from deployment!
science & feature flags & ab tests
science
None
None
sphinx -> elasticsearch
major refactoring
trust the tests?
trust the tests?
run old & new code
run old & new code log differences
run old & new code log differences remove differences
github/scientist
None
None
duration matches mismatches
None
sphinx -> elasticsearch
feature flags
None
feature flags/toggles/switches/flippers
glorified if statement
None
None
None
just turn it on?
None
ab tests
None
None
None
admin svc-ab svc-1 svc-2 svc-3 data
admin svc-ab svc-1 svc-2 svc-3 data write ab config
admin svc-ab svc-1 svc-2 svc-3 data read ab config
admin svc-ab svc-1 svc-2 svc-3 data write events
admin svc-ab svc-1 svc-2 svc-3 data
svc-ab svc-1 svc-2 svc-3 android iOS
vinted/ab vinted/ab-ios vinted/ab-java
release a feature to a percentage
release a feature to half of a city
release to everyone
None
major changes
science & feature flags & ab tests
separate release from deployment
thanks! mmozuras mmozuras