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-rw-r--r--config/boot.rb3
1 files changed, 3 insertions, 0 deletions
diff --git a/config/boot.rb b/config/boot.rb
index 17a71148370..db5ab918021 100644
--- a/config/boot.rb
+++ b/config/boot.rb
@@ -5,6 +5,9 @@ ENV['BUNDLE_GEMFILE'] ||= File.expand_path('../../Gemfile', __FILE__)
require 'bundler/setup' if File.exist?(ENV['BUNDLE_GEMFILE'])
+# set default directory for multiproces metrics gathering
+ENV['prometheus_multiproc_dir'] ||= 'tmp/prometheus_multiproc_dir'
+
# Default Bootsnap configuration from https://github.com/Shopify/bootsnap#usage
require 'bootsnap'
Bootsnap.setup(