500 error when registering account or logging in

This appears to impact newly created accounts.

https://sentry.gitlab.net/gitlab/gitlabcom/issues/1049988/

PG::QueryCanceled: ERROR:  canceling statement due to statement timeout

  active_record/connection_adapters/postgresql_adapter.rb:611:in `async_exec_params'
    @connection.exec_params(sql, type_casted_binds)
  active_record/connection_adapters/postgresql_adapter.rb:611:in `block (2 levels) in exec_no_cache'
    @connection.exec_params(sql, type_casted_binds)
  active_support/dependencies/interlock.rb:48:in `block in permit_concurrent_loads'
    yield
  active_support/concurrency/share_lock.rb:187:in `yield_shares'
    yield
  active_support/dependencies/interlock.rb:47:in `permit_concurrent_loads'
    @lock.yield_shares(compatible: [:load]) do
...
(218 additional frame(s) were not displayed)

ActiveRecord::QueryCanceled: PG::QueryCanceled: ERROR:  canceling statement due to statement timeout
: SELECT COUNT(*) FROM "projects" WHERE (EXISTS (SELECT 1 FROM "project_authorizations" WHERE "project_authorizations"."user_id" = 4994693 AND (project_authorizations.project_id = projects.id)) OR projects.visibility_level IN (10,20))
ActionView::Template::Error: PG::QueryCanceled: ERROR:  canceling statement due to statement timeout
: SELECT COUNT(*) FROM "projects" WHERE (EXISTS (SELECT 1 FROM "project_authorizations" WHERE "project_authorizations"."user_id" = 4994693 AND (project_authorizations.project_id = projects.id)) OR projects.visibility_level IN (10,20))

ActionView::Template::Error: PG::QueryCanceled: ERROR:  canceling statement due to statement timeout
: SELECT COUNT(*) FROM "projects" WHERE (EXISTS (SELECT 1 FROM "project_authorizations" WHERE "project_authorizations"."user_id" = 4994693 AND (project_authorizations.project_id = projects.id)) OR projects.visibility_level IN (10,20))

Workaround

The exception affects the RootController. Navigate to another page, such as https://gitlab.com/explore.

Related Support Tickets (internal)

Edited Nov 21, 2019 by Cynthia "Arty" Ng