[zomekiv3-sqr:00410] Add unicorn-worker-killer

Gemfile

@@ -9,6 +9,7 @@ gem 'pg', '~> 0.15'
 #gem 'puma', '~> 3.0'
 # Use Unicorn as the app server
 gem 'unicorn'
+gem 'unicorn-worker-killer', '~> 0.4.4'
 # Use SCSS for stylesheets
 gem 'sass-rails', '~> 5.0'
 # Use Uglifier as compressor for JavaScript assets

Gemfile.lock

@@ -93,6 +93,7 @@ GEM
     garb (0.9.8)
       activesupport (>= 2.2)
       multi_json (>= 1.3)
+    get_process_mem (0.2.1)
     globalid (0.3.7)
       activesupport (>= 4.1.0)
     google-oauth2-installed (0.0.3)
@@ -303,6 +304,9 @@ GEM
     unicorn (5.1.0)
       kgio (~> 2.6)
       raindrops (~> 0.7)
+    unicorn-worker-killer (0.4.4)
+      get_process_mem (~> 0)
+      unicorn (>= 4, < 6)
     uniform_notifier (1.10.0)
     web-console (2.3.0)
       activemodel (>= 4.0)
@@ -368,6 +372,7 @@ DEPENDENCIES
   tzinfo-data
   uglifier (>= 1.3.0)
   unicorn
+  unicorn-worker-killer (~> 0.4.4)
   web-console (~> 2.0)
   whenever
   will_paginate (~> 3.1.3)

config.ru

@@ -1,4 +1,11 @@
 # This file is used by Rack-based servers to start the application.
 
+# Unicorn self-process killer
+require 'unicorn/worker_killer'
+# Max requests per worker
+use Unicorn::WorkerKiller::MaxRequests, 3072, 4096
+# Max memory size (RSS) per worker
+use Unicorn::WorkerKiller::Oom, (256*(1024**2)), (384*(1024**2))
+
 require ::File.expand_path('../config/environment',  __FILE__)
 run ZomekiCMS::Application