trying to reduce memory footprint 001

Gemfile

@@ -3,6 +3,7 @@ gem "telegram-bot-ruby", "~> 1.0"
 gem "require_all"
 gem "beaneater"
 gem "net-ping", "~> 1.7", ">= 1.7.8"
+gem "jemalloc"
 gem "listen", "~> 2.0"
 gem "httpx"
 gem "puma"

Gemfile.lock

@@ -36,6 +36,7 @@ GEM
     httpx (0.23.4)
       http-2-next (>= 0.4.1)
     ice_nine (0.11.2)
+    jemalloc (1.0.1)
     listen (2.10.1)
       celluloid (~> 0.16.0)
       rb-fsevent (>= 0.9.3)
@@ -70,6 +71,7 @@ PLATFORMS
 DEPENDENCIES
   beaneater
   httpx
+  jemalloc
   listen (~> 2.0)
   net-ping (~> 1.7, >= 1.7.8)
   pp

src/core.rb

@@ -49,6 +49,7 @@ def eval_string(str)
   #[[[[[[ DEFINE THREADS ]]]]]]
   core_threads = []
   job_threads = []
+  a = [] # empty holder array for jobs
   semaphore = Mutex.new
   bstalk = Beaneater.new("#{beanstalk_host}\:#{beanstalk_port}")
   bstalk.tubes.find("core") # also creates the tube
@@ -76,13 +77,13 @@ def eval_string(str)
   core_threads << Thread.new {
     loop do
       if not job_threads.empty?
-        a = [] # Initialize empty holder array for jobs
         semaphore.synchronize { # Only modify job_threads in semaphore
           a = job_threads
           job_threads = []
         } # Moving the jobs to array 'a' allows us to re-use job_threads
         a.each { |thr| thr.join }
       end #if
+      sleep 0.00024
     end #loop
   }