release inactive mem.app use $du command.

gistfile1.applescript

--disk usage
(* 10.6までは5〜10秒。10.7以降は20〜25秒 *)
do shell script "du -sx / &> /dev/null & sleep 25 && kill $!"
delay 2

--Finderを再起動
do shell script "killall Finder"

--Menubarを再起動
do shell script "killall SystemUIServer"

delay 5

--Dockを再起動
do shell script "killall Dock"

delay 6

property rt : return as text

tell application "Growl"
	set the allNotificationsList to ¬
		{"Release mem"}
	
	set the enabledNotificationsList to ¬
		{"Release mem"}
	
	register as application ¬
		"Release mem" all notifications allNotificationsList ¬
		default notifications enabledNotificationsList ¬
		icon of application "Release mem"
	
	notify with name ¬
		¬
			"Release mem" title ¬
		"Memory notification" description ¬
		(my Status() as Unicode text) application name ¬
		"Release mem" icon of application "Release mem"
end tell
on Status()
	set memoryStatus to do shell script "top -l 1 | head -10 | grep PhysMem"
	
	set wiredMem to word 2 of memoryStatus
	set activeMem to word 4 of memoryStatus
	set inactiveMem to word 6 of memoryStatus
	set usedMem to word 8 of memoryStatus
	set freeMem to word 10 of memoryStatus
	
	set swapusage to do shell script "sysctl vm.swapusage"
	set theSwap to "Swap　: " & word 7 of swapusage & " (" & word 4 of swapusage & ")"
	
	set grepLine to do shell script "top -l 1 | head -10 | grep VM"
	set pageins to (((round (word 7 of grepLine as number) / 4096 * 100) / 100 * 16) as text) & "M"
	set pageouts to (((round (word 10 of grepLine as number) / 4096 * 100) / 100 * 16) as text) & "M"
	
	return "空き　 : " & freeMem & rt & "固定　 : " & wiredMem & rt & "使用　 : " & activeMem & rt & "非使用 : " & inactiveMem & rt & "確保中 : " & usedMem & rt & rt & theSwap & rt & "Page Ins : " & pageins & rt & "Page Outs : " & pageouts & rt
end Status