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#!/usr/bin/env bash | |
# Small wrapper around the actual command used to start the daemon. This | |
# wrapper allows us to set various environment variables before Ruby is | |
# started. | |
# | |
# See the following URLs for more information on these options and their | |
# values: | |
# | |
# http://samsaffron.com/archive/2014/04/08/ruby-2-1-garbage-collection-ready-for-production | |
# http://tmm1.net/ruby21-rgengc/ | |
# | |
export RUBY_GC_MALLOC_LIMIT=8388608 | |
export RUBY_GC_MALLOC_LIMIT_MAX=16777216 | |
export RUBY_GC_MALLOC_LIMIT_GROWTH_FACTOR=0.9 | |
export RUBY_GC_OLDMALLOC_LIMIT=8388608 | |
export RUBY_GC_OLDMALLOC_LIMIT_MAX=67108864 | |
# Prevents massive speaks in memory usage when new memory is allocated. We | |
# don't really care about low GC timings in the daemon since it doesn't affect | |
# our total runtime. | |
export RUBY_GC_HEAP_OLDOBJECT_LIMIT_FACTOR=0.9 | |
# The review collector starts with around 300k objects. This was measured using | |
# GC.stat(:heap_live_slot) on MRI 2.1.1. | |
export RUBY_GC_HEAP_INIT_SLOTS=300000 | |
export RUBY_GC_HEAP_FREE_SLOTS=300000 | |
exec bin/start_daemon $@ |
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