X-Git-Url: https://git.openstreetmap.org/rails.git/blobdiff_plain/5e2b8d087c868107e6013f1745a09b0c1dffa4e9..e64173f1f6ff4f2711c5c32b0c7148722f25d4e0:/config/initializers/memory_limits.rb diff --git a/config/initializers/memory_limits.rb b/config/initializers/memory_limits.rb index bab94b09a..d3bd7a16b 100644 --- a/config/initializers/memory_limits.rb +++ b/config/initializers/memory_limits.rb @@ -1,44 +1,42 @@ # Setup any specified hard limit on the virtual size of the process -if APP_CONFIG.include?('hard_memory_limit') and Process.const_defined?(:RLIMIT_AS) - Process.setrlimit Process::RLIMIT_AS, APP_CONFIG['hard_memory_limit']*1024*1024, Process::RLIM_INFINITY +if defined?(HARD_MEMORY_LIMIT) and Process.const_defined?(:RLIMIT_AS) + Process.setrlimit Process::RLIMIT_AS, HARD_MEMORY_LIMIT*1024*1024, Process::RLIM_INFINITY end # If we're running under passenger and a soft memory limit is # configured then setup some rack middleware to police the limit -if APP_CONFIG.include?('soft_memory_limit') and defined?(PhusionPassenger) +if defined?(SOFT_MEMORY_LIMIT) and defined?(PhusionPassenger) # Define some rack middleware to police the soft memory limit - module OSM - class MemoryLimit - def initialize(app) - @app = app - end - - def call(env) - # Process this requst - status, headers, body = @app.call(env) - - # Restart if we've hit our memory limit - if resident_size > APP_CONFIG['soft_memory_limit'] - Process.kill("USR1", 0) - end - - # Return the result of this request - [status, headers, body] + class MemoryLimit + def initialize(app) + @app = app + end + + def call(env) + # Process this requst + status, headers, body = @app.call(env) + + # Restart if we've hit our memory limit + if resident_size > SOFT_MEMORY_LIMIT + Process.kill("USR1", Process.pid) end - private - def resident_size - # Read statm to get process sizes. Format is - # Size RSS Shared Text Lib Data - fields = File.open("/proc/self/statm") do |file| - fields = file.gets.split(" ") - end - - # Return resident size in megabytes - return fields[1].to_i / 256 + + # Return the result of this request + [status, headers, body] + end + private + def resident_size + # Read statm to get process sizes. Format is + # Size RSS Shared Text Lib Data + fields = File.open("/proc/self/statm") do |file| + fields = file.gets.split(" ") end + + # Return resident size in megabytes + return fields[1].to_i / 256 end end # Install the memory limit checker - Rails.configuration.middleware.use OSM::MemoryLimit + Rails.configuration.middleware.use MemoryLimit end