lib/rbbt/util/misc/development.rb in rbbt-util-5.37.3 vs lib/rbbt/util/misc/development.rb in rbbt-util-5.37.4

@@ -397,10 +397,10 @@
     end
   end
   def self.memory_use(pid=nil)
     pid ||= $$
     begin
-      CMD.cmd("grep 'VmRSS:' /proc/#{pid}/status").read.scan(/\d+/).first.to_i
+      Open.read("/proc/#{pid}/status").match(/VmRSS:\s+(\d+)/)[1].to_i
     rescue ProcessFailed
       raise "Process with #{pid} not found"
     end
     #`ps -o rss -p #{pid || $$}`.strip.split.last.to_i
   end