MemoryMonitor.st
author claus
Thu, 10 Aug 1995 15:14:54 +0200
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 COPYRIGHT (c) 1991 by Claus Gittinger
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	      All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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'From Smalltalk/X, Version:2.10.5 on 22-mar-1995 at 7:43:35 am'!
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StandardSystemView subclass:#MemoryMonitor
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	 instanceVariableNames:'updateInterval updateBlock myProcess oldData newData freeData
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		updateIndex org maxTotal minTotal dX newColor freeColor oldColor
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		prevTotal prevFree prevFree2 prevOld scale'
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	 classVariableNames:''
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	 poolDictionaries:''
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	 category:'Interface-Tools'
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!
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MemoryMonitor comment:'
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 COPYRIGHT (c) 1991 by Claus Gittinger
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	      All Rights Reserved
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$Header: /cvs/stx/stx/libtool/MemoryMonitor.st,v 1.19 1995-08-10 13:14:30 claus Exp $
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'!
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!MemoryMonitor class methodsFor:'documentation'!
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copyright
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"
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 COPYRIGHT (c) 1991 by Claus Gittinger
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	      All Rights Reserved
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 This software is furnished under a license and may be used
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 only in accordance with the terms of that license and with the
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 inclusion of the above copyright notice.   This software may not
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 be provided or otherwise made available to, or used by, any
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 other person.  No title to or ownership of the software is
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 hereby transferred.
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"
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!
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version
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"
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$Header: /cvs/stx/stx/libtool/MemoryMonitor.st,v 1.19 1995-08-10 13:14:30 claus Exp $
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$Revision: 1.19 $
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!
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documentation
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"
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    Shows memory usage (oldspace + newspace). Simple, but useful.
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    The numbers shown are:
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	tot     total memory usage (i.e. allocated oldSpace + allocated newSpace)
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		(does not include the second semispace and other help-areas,
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		 such as the remembered set etc.)
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	all     current oldSpace in use + newSpace in use
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	new     current newSpace in use
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	frl     free space in (fragmented) free lists
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	fre     compact free area above the used oldSpace
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	old     current oldSpace in use
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	max,    extreme values of 'tot' since the monitor started
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	min     (can be reset by typing 'r' in the view)
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	t       tenure threshold
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	I       incremental GC state
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	weak    number of weak objects
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	rem     size of rememberedSet
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	minsc:  percent of newspace remaining after scavenge (worst case)
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		(i.e. the minimum %% of scavenged objects)
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	count   number of scavenges since system started
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	%       percentage of live objects in newSpace after last scavenge
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		(i.e. this is the garbage vs. living objects ratio of
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		 newSpace objects after the last scavenge)
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    the graphic shows:
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	yellow  newSpace used
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	green   free memory in freeLists
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	white   oldSpace used
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    the popupMenu offers GC functions; keyboard options are:
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	'f' -> faster; 's' -> slower; 'r' -> reset min/max
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! !
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!MemoryMonitor class methodsFor:'defaults'!
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defaultExtent
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    ^ (200 @ 280)
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!
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defaultLabel
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    ^ 'Memory Monitor'
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!
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defaultIcon
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    |i|
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    i := Image fromFile:'MemMonitor.xbm'.
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    i notNil ifTrue:[^ i].
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    ^ super defaultIcon
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! !
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!MemoryMonitor methodsFor:'drawing'!
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updateDisplay
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    "update picture; trigger next update"
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    |total oldSpaceUsed newSpaceUsed freeMem oldSpaceSize
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     gWidth shift scaleChange margin mustWait|
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    shown ifTrue:[
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	oldSpaceUsed := ObjectMemory oldSpaceUsed + ObjectMemory symSpaceUsed.
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	newSpaceUsed := ObjectMemory newSpaceUsed.
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	freeMem := ObjectMemory freeListSpace + (ObjectMemory oldSpaceSize - ObjectMemory oldSpaceUsed).
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	oldSpaceSize := ObjectMemory oldSpaceSize + ObjectMemory symSpaceSize.
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	total := oldSpaceSize + ObjectMemory newSpaceSize.
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	scaleChange := false.
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	((total - freeMem) < minTotal) ifTrue:[
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	    minTotal := total - freeMem.
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	    scaleChange := true
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	].
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	(total > maxTotal) ifTrue:[
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	    maxTotal := total.
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	    scaleChange := true
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	].
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	oldData at:updateIndex put:oldSpaceSize. "/ oldSpaceUsed.
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	newData at:updateIndex put:newSpaceUsed.
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	freeData at:updateIndex put:freeMem.
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	updateIndex := updateIndex + 1.
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	scaleChange ifTrue:[
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	    scale := height asFloat / (maxTotal + 100000).
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	    self redraw
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	].
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	gWidth := width - org.
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	margin := 1.
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	mustWait := false.
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	((updateIndex-1) >= (gWidth - margin)) ifTrue:[
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"on slow displays, use:"
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"/            shift := gWidth // 4.
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"for smooth display, use:"
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	    shift := 1.
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	    oldData replaceFrom:1 with:oldData startingAt:shift+1.
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	    newData replaceFrom:1 with:newData startingAt:shift+1.
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	    freeData replaceFrom:1 with:freeData startingAt:shift+1.
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	    updateIndex := updateIndex - shift.
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	    dX := dX + shift.
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	    self catchExpose.
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	    self copyFrom:self 
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			x:(org + shift) y:0
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		      toX:org y:0
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		    width:(gWidth - shift - margin)
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		   height:height.
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	    self clearRectangleX:(width - margin - shift) y:0 
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			   width:shift height:height.
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	    mustWait := true.
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	].
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	self updateLineX:(updateIndex - 1 + org - 1)
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		   total:total 
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		   old:oldSpaceSize "/ oldSpaceUsed
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		   new:newSpaceUsed 
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		   free:freeMem.
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	self updateNumbers.
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	mustWait ifTrue:[
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	    self waitForExpose.
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	]
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    ].
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    updateBlock notNil ifTrue:[
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	Processor addTimedBlock:updateBlock afterSeconds:updateInterval
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    ].
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!
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redrawX:x y:y width:w height:h
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    "redraw data"
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    |total oldSpaceUsed newSpaceUsed freeMem lx startIdx endIdx
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     right|
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    shown ifFalse:[^ self].
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    right := x + w - 1.
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    right >= org ifTrue:[
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	lx := x.
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	lx < org ifTrue:[
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	    lx := org
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	].
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	total := ObjectMemory symSpaceSize 
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		 + ObjectMemory oldSpaceSize 
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		 + ObjectMemory newSpaceSize.
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	startIdx := (lx-org+1).
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	startIdx < 1 ifTrue:[
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	    startIdx := 1
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	].
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	endIdx := right-org+1.
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	endIdx >= updateIndex ifTrue:[
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	    endIdx := updateIndex-1.
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	].
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	dX := 0.
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	startIdx to:endIdx do:[:i |
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	    newSpaceUsed := newData at:i.
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	    newSpaceUsed notNil ifTrue:[
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		oldSpaceUsed := oldData at:i.
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		freeMem := freeData at:i.
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		self updateLineX:lx - dX
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		       total:total 
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		       old:oldSpaceUsed 
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		       new:newSpaceUsed 
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		       free:freeMem.
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	    ].
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	    lx := lx + 1
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	]
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    ].
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    x < org ifTrue:[
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	prevFree := prevFree2 := prevOld := prevTotal := nil.
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	self updateNumbers.
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    ]
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!
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109
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updateLineX:x total:total old:oldSpaceSize new:newSpaceUsed free:freeMem
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    |hNew hOld hFree y1 y2 y3|
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    hNew := (newSpaceUsed * scale) asInteger.
109
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    hOld := (oldSpaceSize * scale) // 2.
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    hFree := (freeMem * scale) // 2.
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    y1 := height - 1.
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49
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    y2 := y1 - hOld.
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    self paint:oldColor.
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    self displayLineFromX:x y:y1 toX:x y:y2.
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109
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    y3 := y1 - hFree.
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    self paint:freeColor.
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    self displayLineFromX:x y:y1 toX:x y:y3.
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109
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    y1 := y2 - hNew.
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    self paint:newColor.
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    self displayLineFromX:x y:y1 toX:x y:y2.
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!
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updateNumbers
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    "redraw numbers.
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     The values shown are:
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	max:    maximum memory used since monitor started
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	min:    minimum memory used since monitor started
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	tot:    total memory used (overall oldSpace + overall newSpace)
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	all:    current memory in use (oldSpace + newSpace)
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	new:    current newSpace in use
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	free:   current size of freelist in oldSpace
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	old:    current oldSpace in use
108
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	minsc:  percent of newspace remaining after scavenge (worst case)
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   290
	t       current tenure age
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	I       IGC state
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	rem     remembered set size
109
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   293
	lrem    lifo remembered set size
108
claus
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   294
	count of scavenges
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   295
	last scavenge survivor rate
49
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   296
    "
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   297
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    |oldSpaceSize newSpaceSize memUsed oldMemUsed newMemUsed freeMem free2 
107
claus
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     y half s fontHeight total n|
49
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91
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    oldMemUsed := ObjectMemory oldSpaceUsed + ObjectMemory symSpaceUsed.
49
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    newMemUsed := ObjectMemory newSpaceUsed.
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   303
    freeMem := ObjectMemory freeListSpace.
91
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    oldSpaceSize := ObjectMemory oldSpaceSize + ObjectMemory symSpaceSize.
49
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    newSpaceSize := ObjectMemory newSpaceSize.
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   306
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   307
    memUsed := oldMemUsed + newMemUsed "- freeMem".
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   308
    total := oldSpaceSize + newSpaceSize.
68
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    free2 := ObjectMemory freeSpace.
49
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    self paint:White on:Black.
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    fontHeight := font height + font descent.
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    half := height // 2 + font descent.
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   315
109
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   316
    y := half - (fontHeight * 5).
49
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   318
    total ~~ prevTotal ifTrue:[
52
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   319
	((total - freeMem) < minTotal) ifTrue:[
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   320
	    minTotal := total - freeMem.
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   321
	].
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   322
	(total > maxTotal) ifTrue:[
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   323
	    maxTotal := total.
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   324
	].
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   325
60
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   326
	s := 'max ' , ((maxTotal // 1024) printStringLeftPaddedTo:5) , 'k '.
52
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   327
	self displayOpaqueString:s x:0 y:font ascent.
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   328
60
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   329
	s := 'min ' , ((minTotal // 1024) printStringLeftPaddedTo:5) , 'k '.
52
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   330
	self displayOpaqueString:s x:0 y:(height - font descent).
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   331
60
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   332
	s := 'tot ' , ((total  // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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diff changeset
   333
	self displayOpaqueString:s x:0 y:y.
52
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   334
49
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   335
	prevTotal := total.
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diff changeset
   336
    ].
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   337
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   338
    y := y + fontHeight.
60
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   339
    s := 'all ' , ((memUsed // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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   340
    self displayOpaqueString:s x:0 y:y.
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diff changeset
   341
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   342
    y := y + fontHeight.
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   343
    self paint:newColor.
60
claus
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   344
    s := 'new ' , ((newMemUsed // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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   345
    self displayOpaqueString:s x:0 y:y.
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   346
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   347
    y := y + fontHeight.
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   348
    freeMem ~~ prevFree ifTrue:[
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   349
	self paint:freeColor.
60
claus
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diff changeset
   350
	s := 'frl ' , ((freeMem // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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diff changeset
   351
	self displayOpaqueString:s x:0 y:y.
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   352
	prevFree := freeMem.
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diff changeset
   353
    ].
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diff changeset
   354
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diff changeset
   355
    y := y + fontHeight.
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diff changeset
   356
    free2 ~~ prevFree2 ifTrue:[
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diff changeset
   357
	self paint:freeColor.
60
claus
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diff changeset
   358
	s := 'fre ' , ((free2 // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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diff changeset
   359
	self displayOpaqueString:s x:0 y:y.
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   360
	prevFree2 := free2.
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claus
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diff changeset
   361
    ].
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parents: 45
diff changeset
   362
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diff changeset
   363
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   364
    (oldMemUsed - freeMem) ~~ prevOld ifTrue:[
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claus
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diff changeset
   365
	self paint:oldColor.
60
claus
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diff changeset
   366
	s := 'old ' , (((oldMemUsed - freeMem) // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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diff changeset
   367
	self displayOpaqueString:s x:0 y:y.
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diff changeset
   368
	prevOld := (oldMemUsed - freeMem).
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claus
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diff changeset
   369
    ].
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parents: 45
diff changeset
   370
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claus
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diff changeset
   371
    "
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claus
parents: 45
diff changeset
   372
     the following is internal - normally only interresting when debugging the VM
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diff changeset
   373
    "
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diff changeset
   374
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   375
    self paint:oldColor.
60
claus
parents: 57
diff changeset
   376
    s := 't:' , (ObjectMemory tenureAge printStringLeftPaddedTo:2) , ' '.
108
claus
parents: 107
diff changeset
   377
    s := s , ' I:' , (ObjectMemory incrementalGCPhase printStringLeftPaddedTo:2) , ' '.
claus
parents: 107
diff changeset
   378
    self displayOpaqueString:s x:0 y:y.
claus
parents: 107
diff changeset
   379
claus
parents: 107
diff changeset
   380
    y := y + fontHeight.
109
claus
parents: 108
diff changeset
   381
    s := 'weak: ' , (ObjectMemory numberOfWeakObjects printStringLeftPaddedTo:4).
claus
parents: 108
diff changeset
   382
    self displayOpaqueString:s x:0 y:y.
claus
parents: 108
diff changeset
   383
claus
parents: 108
diff changeset
   384
    y := y + fontHeight.
108
claus
parents: 107
diff changeset
   385
    s := 'rem: ' , (ObjectMemory rememberedSetSize printStringLeftPaddedTo:5).
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   386
    self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   387
109
claus
parents: 108
diff changeset
   388
    y := y + fontHeight.
claus
parents: 108
diff changeset
   389
    s := 'lrem: ' , (ObjectMemory lifoRememberedSetSize printStringLeftPaddedTo:4 ifLarger:['****']).
claus
parents: 108
diff changeset
   390
    self displayOpaqueString:s x:0 y:y.
claus
parents: 108
diff changeset
   391
49
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claus
parents: 45
diff changeset
   392
"/ does no longer make sense to show ....
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claus
parents: 45
diff changeset
   393
"/    y := y + fontHeight.
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claus
parents: 45
diff changeset
   394
"/    ObjectMemory runsSingleOldSpace ifTrue:[
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claus
parents: 45
diff changeset
   395
"/        self displayOpaqueString:'single' x:0 y:(half + (fontHeight*4)).
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claus
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diff changeset
   396
"/    ].
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parents: 45
diff changeset
   397
52
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claus
parents: 49
diff changeset
   398
    y := y + fontHeight.
108
claus
parents: 107
diff changeset
   399
    n := ObjectMemory minScavengeReclamation / ObjectMemory newSpaceSize * 100.0.
52
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claus
parents: 49
diff changeset
   400
    n := 100 - n asInteger.
108
claus
parents: 107
diff changeset
   401
    s := 'minSc ', (n printStringLeftPaddedTo:3) , '%'.
claus
parents: 107
diff changeset
   402
    self displayOpaqueString:s x:0 y:y.
claus
parents: 107
diff changeset
   403
claus
parents: 107
diff changeset
   404
    y := y + fontHeight.
claus
parents: 107
diff changeset
   405
    n := ObjectMemory lastScavengeReclamation / ObjectMemory newSpaceSize * 100.0.
claus
parents: 107
diff changeset
   406
    n := 100 - n asInteger.
claus
parents: 107
diff changeset
   407
    s := (ObjectMemory scavengeCount printStringLeftPaddedTo:6)
75
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claus
parents: 68
diff changeset
   408
	 , (n printStringLeftPaddedTo:3) , '%'.
52
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claus
parents: 49
diff changeset
   409
    self displayOpaqueString:s x:0 y:y.
49
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claus
parents: 45
diff changeset
   410
!
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claus
parents: 45
diff changeset
   411
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   412
redraw
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   413
    "redraw all"
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   414
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   415
    self clear.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   416
    self redrawX:0 y:0 width:width height:height
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   417
! !
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   418
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   419
!MemoryMonitor methodsFor:'destroying'!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   420
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   421
destroy
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   422
    updateBlock notNil ifTrue:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   423
	Processor removeTimedBlock:updateBlock.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   424
    ] ifFalse:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   425
	myProcess terminate.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   426
	myProcess := nil
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   427
    ].
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   428
    oldData := newData := freeData := nil.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   429
    super destroy
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   430
! !
4cde336c0794 Initial revision
claus
parents:
diff changeset
   431
4cde336c0794 Initial revision
claus
parents:
diff changeset
   432
!MemoryMonitor methodsFor:'events'!
4cde336c0794 Initial revision
claus
parents:
diff changeset
   433
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   434
sizeChanged:how
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   435
    |nn no nf delta oldSize newSize|
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   436
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   437
    super sizeChanged:how.
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   438
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   439
    oldSize := oldData size.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   440
    newSize := width-org+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   441
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   442
    (newSize == oldSize) ifTrue:[^ self].
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   443
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   444
    nn := Array new:newSize.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   445
    no := Array new:newSize.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   446
    nf := Array new:newSize.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   447
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   448
    (newSize > oldSize) ifTrue:[
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   449
	nn replaceFrom:1 to:oldSize with:newData.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   450
	no replaceFrom:1 to:oldSize with:oldData.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   451
	nf replaceFrom:1 to:oldSize with:freeData
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   452
    ] ifFalse:[
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   453
	delta := (oldSize - newSize).
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   454
	nn replaceFrom:1 with:newData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   455
	no replaceFrom:1 with:oldData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   456
	nf replaceFrom:1 with:freeData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   457
	updateIndex > newSize ifTrue:[
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   458
	    updateIndex := updateIndex - delta.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   459
	]
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   460
    ].
4cde336c0794 Initial revision
claus
parents:
diff changeset
   461
    newData := nn.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   462
    oldData := no.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   463
    freeData := nf.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   464
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   465
    scale := height asFloat / (maxTotal + 100000).
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   466
    self clear.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   467
    self redraw
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   468
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   469
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   470
keyPress:key x:x y:y
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   471
    key == $f ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   472
	"faster"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   473
	updateInterval := updateInterval / 2
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   474
    ].
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   475
    key == $s ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   476
	"slower"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   477
	updateInterval := updateInterval * 2
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   478
    ].
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   479
    key == $r ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   480
	"reset max"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   481
	maxTotal := prevTotal.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   482
	scale := height asFloat / (maxTotal + 100000).
108
claus
parents: 107
diff changeset
   483
	ObjectMemory resetMinScavengeReclamation.
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   484
	self redraw.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   485
    ]
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   486
! !
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   487
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   488
!MemoryMonitor methodsFor:'initialization'!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   489
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   490
memoryMenu
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   491
    |labels selectors|
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   492
105
claus
parents: 93
diff changeset
   493
    device ctrlDown ifTrue:[
claus
parents: 93
diff changeset
   494
	labels :=    #(
claus
parents: 93
diff changeset
   495
			'scavenge'
claus
parents: 93
diff changeset
   496
			'tenure'
109
claus
parents: 108
diff changeset
   497
			'incremental collect'
105
claus
parents: 93
diff changeset
   498
			'-'
claus
parents: 93
diff changeset
   499
			'cleanup memory'
107
claus
parents: 105
diff changeset
   500
			'-'
claus
parents: 105
diff changeset
   501
			'compress sources'
105
claus
parents: 93
diff changeset
   502
		      ).
claus
parents: 93
diff changeset
   503
	selectors := #(
claus
parents: 93
diff changeset
   504
			scavenge
claus
parents: 93
diff changeset
   505
			tenure
109
claus
parents: 108
diff changeset
   506
			incrementalCollect
105
claus
parents: 93
diff changeset
   507
			nil
claus
parents: 93
diff changeset
   508
			cleanupMemory
107
claus
parents: 105
diff changeset
   509
			nil
claus
parents: 105
diff changeset
   510
			compressSources
105
claus
parents: 93
diff changeset
   511
		      ).
claus
parents: 93
diff changeset
   512
    ] ifFalse:[
claus
parents: 93
diff changeset
   513
	labels :=    #(
claus
parents: 93
diff changeset
   514
			'collect garbage'
claus
parents: 93
diff changeset
   515
			'collect garbage & symbols'
claus
parents: 93
diff changeset
   516
			'collect garbage & compress'
claus
parents: 93
diff changeset
   517
			'-'
claus
parents: 93
diff changeset
   518
			'background collect'
claus
parents: 93
diff changeset
   519
		      ).
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   520
105
claus
parents: 93
diff changeset
   521
	selectors := #(
claus
parents: 93
diff changeset
   522
			garbageCollect
claus
parents: 93
diff changeset
   523
			garbageCollectAndSymbols
claus
parents: 93
diff changeset
   524
			compressingGarbageCollect
claus
parents: 93
diff changeset
   525
			nil
claus
parents: 93
diff changeset
   526
			backgroundCollect
claus
parents: 93
diff changeset
   527
		      ).
claus
parents: 93
diff changeset
   528
    ].
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   529
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   530
    ^ PopUpMenu labels:(resources array:labels)
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   531
		 selectors:selectors
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   532
		receiver:self
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   533
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   534
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   535
realize
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   536
    super realize.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   537
    updateBlock notNil ifTrue:[
93
claus
parents: 91
diff changeset
   538
	Processor addTimedBlock:updateBlock afterSeconds:updateInterval.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   539
    ] ifFalse:[
93
claus
parents: 91
diff changeset
   540
	myProcess := [
claus
parents: 91
diff changeset
   541
	    |d|
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   542
93
claus
parents: 91
diff changeset
   543
	    [true] whileTrue:[
claus
parents: 91
diff changeset
   544
		(Delay forSeconds:updateInterval) wait.
claus
parents: 91
diff changeset
   545
		self updateDisplay
claus
parents: 91
diff changeset
   546
	    ]
claus
parents: 91
diff changeset
   547
	] forkAt:6.
claus
parents: 91
diff changeset
   548
	myProcess name:'monitor [' , 
claus
parents: 91
diff changeset
   549
		       Processor activeProcess id printString ,
claus
parents: 91
diff changeset
   550
		       '] update'
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   551
    ].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   552
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   553
    newColor := newColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   554
    freeColor := freeColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   555
    oldColor := oldColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   556
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   557
    font := font on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   558
!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   559
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   560
initialize
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   561
    super initialize.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   562
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   563
    updateInterval := 0.5.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   564
    ProcessorScheduler isPureEventDriven ifTrue:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   565
	updateBlock := [self updateDisplay].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   566
    ].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   567
    oldData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   568
    newData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   569
    freeData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   570
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   571
    updateIndex := 1.
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   572
    org := font widthOf:'max 99999k'.
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   573
    level := 0.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   574
57
36e13831b62d *** empty log message ***
claus
parents: 56
diff changeset
   575
    maxTotal := minTotal := ObjectMemory oldSpaceSize 
91
claus
parents: 85
diff changeset
   576
			    + ObjectMemory symSpaceSize
57
36e13831b62d *** empty log message ***
claus
parents: 56
diff changeset
   577
			    + ObjectMemory newSpaceSize.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   578
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   579
    viewBackground := Black.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   580
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   581
    device hasColors ifTrue:[
109
claus
parents: 108
diff changeset
   582
	newColor := Color orange. "/ yellow.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   583
	freeColor := Color green.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   584
	oldColor := Color white.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   585
    ] ifFalse:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   586
	newColor := Color grey:67.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   587
	freeColor := Color grey:33.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   588
	oldColor := Color white.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   589
    ].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   590
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   591
    self font:(Font family:'courier' face:'medium' style:'roman' size:10).
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   592
75
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   593
    self model:self.
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   594
    self menu:#memoryMenu
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   595
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   596
    "
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   597
     MemoryMonitor open
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   598
    "
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   599
! !
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   600
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   601
!MemoryMonitor methodsFor:'menu functions'!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   602
105
claus
parents: 93
diff changeset
   603
cleanupMemory
claus
parents: 93
diff changeset
   604
    "let all classes release unneeded, cached
claus
parents: 93
diff changeset
   605
     data ..."
claus
parents: 93
diff changeset
   606
claus
parents: 93
diff changeset
   607
    Smalltalk allBehaviorsDo:[:aClass |
claus
parents: 93
diff changeset
   608
	aClass lowSpaceCleanup
claus
parents: 93
diff changeset
   609
    ].
claus
parents: 93
diff changeset
   610
    "
claus
parents: 93
diff changeset
   611
     then, perform a GC (incl. symbol reclamation)
claus
parents: 93
diff changeset
   612
    "
claus
parents: 93
diff changeset
   613
    ObjectMemory reclaimSymbols.
claus
parents: 93
diff changeset
   614
    "
claus
parents: 93
diff changeset
   615
     finally, compress
claus
parents: 93
diff changeset
   616
    "
claus
parents: 93
diff changeset
   617
    ObjectMemory verboseGarbageCollect.
claus
parents: 93
diff changeset
   618
!
claus
parents: 93
diff changeset
   619
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   620
garbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   621
    ObjectMemory markAndSweep
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   622
!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   623
105
claus
parents: 93
diff changeset
   624
garbageCollectAndSymbols
claus
parents: 93
diff changeset
   625
    ObjectMemory reclaimSymbols
claus
parents: 93
diff changeset
   626
!
claus
parents: 93
diff changeset
   627
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   628
compressingGarbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   629
    ObjectMemory verboseGarbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   630
!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   631
105
claus
parents: 93
diff changeset
   632
scavenge 
claus
parents: 93
diff changeset
   633
    ObjectMemory scavenge
claus
parents: 93
diff changeset
   634
!
claus
parents: 93
diff changeset
   635
claus
parents: 93
diff changeset
   636
tenure 
claus
parents: 93
diff changeset
   637
    ObjectMemory tenure
claus
parents: 93
diff changeset
   638
!
claus
parents: 93
diff changeset
   639
75
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   640
compressSources
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   641
    Smalltalk compressSources.
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   642
    ObjectMemory markAndSweep
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   643
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   644
109
claus
parents: 108
diff changeset
   645
incrementalCollect
claus
parents: 108
diff changeset
   646
    [
claus
parents: 108
diff changeset
   647
	[ObjectMemory gcStep] whileFalse:[(Delay forMilliseconds:1) wait]
claus
parents: 108
diff changeset
   648
    ] forkAt:Processor highestPriority
claus
parents: 108
diff changeset
   649
!
claus
parents: 108
diff changeset
   650
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   651
backgroundCollect
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   652
    [ObjectMemory incrementalGC] forkAt:5 
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   653
! !