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DEV: Disable Webpack parallelization for low-memory environments (#23487) 

This reduces memory usage for Embroider-based builds on low-memory servers (e.g. entry-level Digital Ocean droplets)
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David Taylor 2023-09-11 09:32:37 +01:00 committed by GitHub
parent 9667485951
commit b07445ced8
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1 changed files with 9 additions and 2 deletions
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11
lib/tasks/assets.rake
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@ -11,11 +11,18 @@ task "assets:precompile:before": "environment" do
if ENV["EMBER_CLI_COMPILE_DONE"] != "1" if ENV["EMBER_CLI_COMPILE_DONE"] != "1"
compile_command = "yarn --cwd app/assets/javascripts/discourse run ember build" compile_command = "yarn --cwd app/assets/javascripts/discourse run ember build"
if check_node_heap_size_limit < 1024 heap_size_limit = check_node_heap_size_limit
STDERR.puts "Detected low Node.js heap_size_limit. Using --max-old-space-size=1024."
if heap_size_limit < 1024
STDERR.puts "Node.js heap_size_limit (#{heap_size_limit}) is less than 1024MB. Setting --max-old-space-size=1024."
compile_command = "NODE_OPTIONS='--max-old-space-size=1024' #{compile_command}" compile_command = "NODE_OPTIONS='--max-old-space-size=1024' #{compile_command}"
end end
if heap_size_limit < 2048
STDERR.puts "Node.js heap_size_limit (#{heap_size_limit}) is less than 2048MB. Disabling Webpack parallelization with JOBS=0 to conserve memory."
compile_command = "JOBS=0 #{compile_command}"
end
compile_command = "EMBER_ENV=production #{compile_command}" if ENV["EMBER_ENV"].nil? compile_command = "EMBER_ENV=production #{compile_command}" if ENV["EMBER_ENV"].nil?
only_assets_precompile_remaining = (ARGV.last == "assets:precompile") only_assets_precompile_remaining = (ARGV.last == "assets:precompile")