Commit 3265ac4f authored by Pawel Chojnacki's avatar Pawel Chojnacki

Update prometheus client gem to fix problems with PID handling following

unicorn forking new workers.
parent ef50875d
......@@ -286,7 +286,7 @@ group :metrics do
gem 'influxdb', '~> 0.2', require: false
# Prometheus
gem 'prometheus-client-mmap', '~>0.7.0.beta9'
gem 'prometheus-client-mmap', '~>0.7.0.beta11'
gem 'raindrops', '~> 0.18'
end
......
......@@ -595,7 +595,7 @@ GEM
premailer-rails (1.9.7)
actionmailer (>= 3, < 6)
premailer (~> 1.7, >= 1.7.9)
prometheus-client-mmap (0.7.0.beta10)
prometheus-client-mmap (0.7.0.beta11)
mmap2 (~> 2.2, >= 2.2.7)
pry (0.10.4)
coderay (~> 1.1.0)
......@@ -1047,7 +1047,7 @@ DEPENDENCIES
pg (~> 0.18.2)
poltergeist (~> 1.9.0)
premailer-rails (~> 1.9.7)
prometheus-client-mmap (~> 0.7.0.beta9)
prometheus-client-mmap (~> 0.7.0.beta11)
pry-byebug (~> 3.4.1)
pry-rails (~> 0.3.4)
rack-attack (~> 4.4.1)
......
---
title: Fix Prometheus client PID reuse bug
merge_request: 13130
author:
......@@ -121,6 +121,10 @@ after_fork do |server, worker|
defined?(ActiveRecord::Base) and
ActiveRecord::Base.establish_connection
# reset prometheus client, this will cause any opened metrics files to be closed
defined?(::Prometheus::Client.reinitialize_on_pid_change) &&
Prometheus::Client.reinitialize_on_pid_change
# if preload_app is true, then you may also want to check and
# restart any other shared sockets/descriptors such as Memcached,
# and Redis. TokyoCabinet file handles are safe to reuse
......
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