add memory logger from metrics-sharelatex

services/clsi/app.coffee

@@ -10,6 +10,7 @@ fs = require "fs"
 Metrics = require "metrics-sharelatex"
 Metrics.initialize("clsi")
 Metrics.open_sockets.monitor(logger)
+Metrics.memory.monitor(logger)
 
 ProjectPersistenceManager = require "./app/js/ProjectPersistenceManager"
 OutputCacheManager = require "./app/js/OutputCacheManager"