diff --git a/modules/lib/shutil.lua b/modules/lib/shutil.lua
index 6584097..e561c85 100644
--- a/modules/lib/shutil.lua
+++ b/modules/lib/shutil.lua
@@ -9,3 +9,16 @@ function cat(p)
  print(f:read("*a"))
  f:close()
 end
+function ps(f)
+ local f=f or ""
+ for k,v in ipairs(os.tasks()) do
+  if v:find(f) then
+   print(tostring(k).."\t"..tostring(v))
+  end
+ end
+end
+function mem()
+ print("Total:\t"..tostring(math.floor(computer.totalMemory()/1024)).."K")
+ print("Free: \t"..tostring(math.floor(computer.freeMemory()/1024)).."K")
+ print("Used: \t"..tostring(math.floor((computer.totalMemory()-computer.freeMemory())/1024)).."K")
+end