I just updated 12.2.3-ee to 12.2.4-ee
And I have the following error on unicorn
I, [2019-09-06T09:24:21.027715 #4854] INFO -- : listening on addr=127.0.0.1:8080 fd=18
I, [2019-09-06T09:24:21.027861 #4854] INFO -- : unlinking existing socket=/var/opt/gitlab/gitlab-rails/sockets/gitlab.socket
I, [2019-09-06T09:24:21.027981 #4854] INFO -- : listening on addr=/var/opt/gitlab/gitlab-rails/sockets/gitlab.socket fd=19
E, [2019-09-06T09:24:21.069510 #4854] ERROR -- : Gitlab::Metrics::Samplers::UnicornSampler singleton instance already initialized (RuntimeError)
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/daemon.rb:6:in `initialize_instance'
/opt/gitlab/embedded/service/gitlab-rails/config/initializers/7_prometheus_metrics.rb:48:in `block in <top (required)>'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/cluster/lifecycle_events.rb:69:in `block in do_before_fork'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/cluster/lifecycle_events.rb:68:in `each'
/opt/gitlab/embedded/service/gitlab-rails/lib/gitlab/cluster/lifecycle_events.rb:68:in `do_before_fork'
/var/opt/gitlab/gitlab-rails/etc/unicorn.rb:41:in `block in reload'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/unicorn-5.4.1/lib/unicorn/http_server.rb:543:in `spawn_missing_workers'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/unicorn-5.4.1/lib/unicorn/http_server.rb:142:in `start'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/unicorn-5.4.1/bin/unicorn:126:in `<top (required)>'
/opt/gitlab/embedded/bin/unicorn:23:in `load'
/opt/gitlab/embedded/bin/unicorn:23:in `<top (required)>'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli/exec.rb:74:in `load'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli/exec.rb:74:in `kernel_load'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli/exec.rb:28:in `run'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli.rb:463:in `exec'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/vendor/thor/lib/thor/command.rb:27:in `run'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/vendor/thor/lib/thor/invocation.rb:126:in `invoke_command'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/vendor/thor/lib/thor.rb:387:in `dispatch'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli.rb:27:in `dispatch'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/vendor/thor/lib/thor/base.rb:466:in `start'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/cli.rb:18:in `start'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/exe/bundle:30:in `block in <top (required)>'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/lib/bundler/friendly_errors.rb:124:in `with_friendly_errors'
/opt/gitlab/embedded/lib/ruby/gems/2.6.0/gems/bundler-1.17.3/exe/bundle:22:in `<top (required)>'
/opt/gitlab/embedded/bin/bundle:23:in `load'
/opt/gitlab/embedded/bin/bundle:23:in `<main>'
unicorn is restarting each 40s and each time I have this message
Thanks