modify GC settings (#132)

use more space for the young generations to avoid GC runs

see https://github.com/nodejs/node/blob/main/doc/api/cli.md#--max-semi-space-sizesize-in-megabytes and nodejs/node#42511 for details

Author: camallen

docker/start.sh

@@ -3,4 +3,6 @@
 # Copy commit_id.txt to the public folder or create default
 [ -f ./commit_id.txt ] && cp ./commit_id.txt ./public/commit_id.txt || echo $REVISION > ./public/commit_id.txt
 
-node /node_app/index.js
+# https://github.com/nodejs/node/blob/main/doc/api/cli.md#--max-semi-space-sizesize-in-megabytes
+# https://github.com/nodejs/node/issues/42511
+node --max-semi-space-size=64 /node_app/index.js