MemoryMonitor.st
author Claus Gittinger <cg@exept.de>
Tue, 07 Nov 1995 21:22:13 +0100
changeset 158 55115578af34
parent 157 77f56399cc5f
child 159 159f86b6395a
permissions -rw-r--r--
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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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!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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$Header: /cvs/stx/stx/libtool/MemoryMonitor.st,v 1.24 1995-11-07 20:22:13 cg Exp $
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!
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documentation
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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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91
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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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   239
	]
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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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   246
    ]
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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|
49
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   251
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    hNew := (newSpaceUsed * scale) asInteger.
109
claus
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   253
    hOld := (oldSpaceSize * scale) // 2.
claus
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   254
    hFree := (freeMem * scale) // 2.
49
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    y1 := height - 1.
109
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   257
49
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    y2 := y1 - hOld.
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   259
    self paint:oldColor.
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   260
    self displayLineFromX:x y:y1 toX:x y:y2.
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   261
109
claus
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   262
    y3 := y1 - hFree.
49
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   263
    self paint:freeColor.
109
claus
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   264
    self displayLineFromX:x y:y1 toX:x y:y3.
49
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   265
109
claus
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    y1 := y2 - hNew.
49
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   267
    self paint:newColor.
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   268
    self displayLineFromX:x y:y1 toX:x y:y2.
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   269
!
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   270
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   271
updateNumbers
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    "redraw numbers.
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   273
     The values shown are:
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   274
	max:    maximum memory used since monitor started
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	min:    minimum memory used since monitor started
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   276
	tot:    total memory used (overall oldSpace + overall newSpace)
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   277
	all:    current memory in use (oldSpace + newSpace)
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   278
	new:    current newSpace in use
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   279
	free:   current size of freelist in oldSpace
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   280
	old:    current oldSpace in use
156
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   281
	t:      current tenure age
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   282
	I:      IGC state
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   283
	weak:   number of weak arrays in the system
108
claus
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   284
	rem     remembered set size
109
claus
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diff changeset
   285
	lrem    lifo remembered set size
156
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parents: 128
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   286
	minsc:  percent of newspace remaining after scavenge (worst case)
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parents: 128
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   287
	irq:    max. interrupt delay
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parents: 128
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   288
	count of scavenges / last scavenge survivor rate
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parents: 128
diff changeset
   289
49
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   290
    "
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parents: 45
diff changeset
   291
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   292
    |oldSpaceSize newSpaceSize memUsed oldMemUsed newMemUsed freeMem free2 
107
claus
parents: 105
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   293
     y half s fontHeight total n|
49
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diff changeset
   294
91
claus
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   295
    oldMemUsed := ObjectMemory oldSpaceUsed + ObjectMemory symSpaceUsed.
49
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   296
    newMemUsed := ObjectMemory newSpaceUsed.
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   297
    freeMem := ObjectMemory freeListSpace.
91
claus
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diff changeset
   298
    oldSpaceSize := ObjectMemory oldSpaceSize + ObjectMemory symSpaceSize.
49
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   299
    newSpaceSize := ObjectMemory newSpaceSize.
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   300
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   301
    memUsed := oldMemUsed + newMemUsed "- freeMem".
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   302
    total := oldSpaceSize + newSpaceSize.
68
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   303
    free2 := ObjectMemory freeSpace.
49
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   304
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   305
    self paint:White on:Black.
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   306
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   307
    fontHeight := font height + font descent.
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diff changeset
   308
    half := height // 2 + font descent.
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diff changeset
   309
109
claus
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diff changeset
   310
    y := half - (fontHeight * 5).
49
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   311
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   312
    total ~~ prevTotal ifTrue:[
52
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   313
	((total - freeMem) < minTotal) ifTrue:[
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   314
	    minTotal := total - freeMem.
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diff changeset
   315
	].
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   316
	(total > maxTotal) ifTrue:[
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   317
	    maxTotal := total.
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diff changeset
   318
	].
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parents: 49
diff changeset
   319
60
claus
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   320
	s := 'max ' , ((maxTotal // 1024) printStringLeftPaddedTo:5) , 'k '.
52
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diff changeset
   321
	self displayOpaqueString:s x:0 y:font ascent.
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parents: 49
diff changeset
   322
60
claus
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diff changeset
   323
	s := 'min ' , ((minTotal // 1024) printStringLeftPaddedTo:5) , 'k '.
52
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diff changeset
   324
	self displayOpaqueString:s x:0 y:(height - font descent).
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diff changeset
   325
60
claus
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diff changeset
   326
	s := 'tot ' , ((total  // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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parents: 45
diff changeset
   327
	self displayOpaqueString:s x:0 y:y.
52
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parents: 49
diff changeset
   328
49
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diff changeset
   329
	prevTotal := total.
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diff changeset
   330
    ].
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parents: 45
diff changeset
   331
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diff changeset
   332
    y := y + fontHeight.
60
claus
parents: 57
diff changeset
   333
    s := 'all ' , ((memUsed // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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claus
parents: 45
diff changeset
   334
    self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   335
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parents: 45
diff changeset
   336
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   337
    self paint:newColor.
60
claus
parents: 57
diff changeset
   338
    s := 'new ' , ((newMemUsed // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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parents: 45
diff changeset
   339
    self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   340
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parents: 45
diff changeset
   341
    y := y + fontHeight.
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claus
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diff changeset
   342
    freeMem ~~ prevFree ifTrue:[
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claus
parents: 45
diff changeset
   343
	self paint:freeColor.
60
claus
parents: 57
diff changeset
   344
	s := 'frl ' , ((freeMem // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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diff changeset
   345
	self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   346
	prevFree := freeMem.
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claus
parents: 45
diff changeset
   347
    ].
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claus
parents: 45
diff changeset
   348
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claus
parents: 45
diff changeset
   349
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   350
    free2 ~~ prevFree2 ifTrue:[
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claus
parents: 45
diff changeset
   351
	self paint:freeColor.
60
claus
parents: 57
diff changeset
   352
	s := 'fre ' , ((free2 // 1024) printStringLeftPaddedTo:5) , 'k '.
49
6fe62433cfa3 *** empty log message ***
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parents: 45
diff changeset
   353
	self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   354
	prevFree2 := free2.
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claus
parents: 45
diff changeset
   355
    ].
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claus
parents: 45
diff changeset
   356
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claus
parents: 45
diff changeset
   357
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   358
    (oldMemUsed - freeMem) ~~ prevOld ifTrue:[
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claus
parents: 45
diff changeset
   359
	self paint:oldColor.
60
claus
parents: 57
diff changeset
   360
	s := 'old ' , (((oldMemUsed - freeMem) // 1024) printStringLeftPaddedTo:5) , 'k '.
49
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parents: 45
diff changeset
   361
	self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   362
	prevOld := (oldMemUsed - freeMem).
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claus
parents: 45
diff changeset
   363
    ].
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claus
parents: 45
diff changeset
   364
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   365
    "
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claus
parents: 45
diff changeset
   366
     the following is internal - normally only interresting when debugging the VM
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claus
parents: 45
diff changeset
   367
    "
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claus
parents: 45
diff changeset
   368
    y := y + fontHeight.
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claus
parents: 45
diff changeset
   369
    self paint:oldColor.
60
claus
parents: 57
diff changeset
   370
    s := 't:' , (ObjectMemory tenureAge printStringLeftPaddedTo:2) , ' '.
108
claus
parents: 107
diff changeset
   371
    s := s , ' I:' , (ObjectMemory incrementalGCPhase printStringLeftPaddedTo:2) , ' '.
claus
parents: 107
diff changeset
   372
    self displayOpaqueString:s x:0 y:y.
claus
parents: 107
diff changeset
   373
claus
parents: 107
diff changeset
   374
    y := y + fontHeight.
109
claus
parents: 108
diff changeset
   375
    s := 'weak: ' , (ObjectMemory numberOfWeakObjects printStringLeftPaddedTo:4).
claus
parents: 108
diff changeset
   376
    self displayOpaqueString:s x:0 y:y.
claus
parents: 108
diff changeset
   377
claus
parents: 108
diff changeset
   378
    y := y + fontHeight.
108
claus
parents: 107
diff changeset
   379
    s := 'rem: ' , (ObjectMemory rememberedSetSize printStringLeftPaddedTo:5).
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   380
    self displayOpaqueString:s x:0 y:y.
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claus
parents: 45
diff changeset
   381
109
claus
parents: 108
diff changeset
   382
    y := y + fontHeight.
claus
parents: 108
diff changeset
   383
    s := 'lrem: ' , (ObjectMemory lifoRememberedSetSize printStringLeftPaddedTo:4 ifLarger:['****']).
claus
parents: 108
diff changeset
   384
    self displayOpaqueString:s x:0 y:y.
claus
parents: 108
diff changeset
   385
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   386
"/ does no longer make sense to show ....
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   387
"/    y := y + fontHeight.
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claus
parents: 45
diff changeset
   388
"/    ObjectMemory runsSingleOldSpace ifTrue:[
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claus
parents: 45
diff changeset
   389
"/        self displayOpaqueString:'single' x:0 y:(half + (fontHeight*4)).
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claus
parents: 45
diff changeset
   390
"/    ].
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claus
parents: 45
diff changeset
   391
52
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claus
parents: 49
diff changeset
   392
    y := y + fontHeight.
108
claus
parents: 107
diff changeset
   393
    n := ObjectMemory minScavengeReclamation / ObjectMemory newSpaceSize * 100.0.
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   394
    n := 100 - n asInteger.
108
claus
parents: 107
diff changeset
   395
    s := 'minSc ', (n printStringLeftPaddedTo:3) , '%'.
claus
parents: 107
diff changeset
   396
    self displayOpaqueString:s x:0 y:y.
claus
parents: 107
diff changeset
   397
claus
parents: 107
diff changeset
   398
    y := y + fontHeight.
157
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Claus Gittinger <cg@exept.de>
parents: 156
diff changeset
   399
    n := ObjectMemory maxInterruptLatency.
156
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Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   400
    n notNil ifTrue:[
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Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   401
	s := 'irq ', (n printStringLeftPaddedTo:3) , ' ms'.
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Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   402
    ] ifFalse:[
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Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   403
	s := 'irq ---'
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   404
    ].
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   405
    self displayOpaqueString:s x:0 y:y.
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   406
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   407
    y := y + fontHeight.
108
claus
parents: 107
diff changeset
   408
    n := ObjectMemory lastScavengeReclamation / ObjectMemory newSpaceSize * 100.0.
claus
parents: 107
diff changeset
   409
    n := 100 - n asInteger.
claus
parents: 107
diff changeset
   410
    s := (ObjectMemory scavengeCount printStringLeftPaddedTo:6)
75
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   411
	 , (n printStringLeftPaddedTo:3) , '%'.
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   412
    self displayOpaqueString:s x:0 y:y.
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   413
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   414
    "Created: 7.11.1995 / 14:48:16 / cg"
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   415
!
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   416
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   417
redraw
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   418
    "redraw all"
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   419
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   420
    self clear.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   421
    self redrawX:0 y:0 width:width height:height
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   422
! !
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   423
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   424
!MemoryMonitor methodsFor:'destroying'!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   425
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   426
destroy
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   427
    updateBlock notNil ifTrue:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   428
	Processor removeTimedBlock:updateBlock.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   429
    ] ifFalse:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   430
	myProcess terminate.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   431
	myProcess := nil
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   432
    ].
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   433
    oldData := newData := freeData := nil.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   434
    super destroy
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   435
! !
4cde336c0794 Initial revision
claus
parents:
diff changeset
   436
4cde336c0794 Initial revision
claus
parents:
diff changeset
   437
!MemoryMonitor methodsFor:'events'!
4cde336c0794 Initial revision
claus
parents:
diff changeset
   438
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   439
sizeChanged:how
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   440
    |nn no nf delta oldSize newSize|
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   441
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   442
    super sizeChanged:how.
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   443
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   444
    oldSize := oldData size.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   445
    newSize := width-org+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   446
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   447
    (newSize == oldSize) ifTrue:[^ self].
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   448
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   449
    nn := Array new:newSize.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   450
    no := Array new:newSize.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   451
    nf := Array new:newSize.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   452
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   453
    (newSize > oldSize) ifTrue:[
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   454
	nn replaceFrom:1 to:oldSize with:newData.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   455
	no replaceFrom:1 to:oldSize with:oldData.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   456
	nf replaceFrom:1 to:oldSize with:freeData
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   457
    ] ifFalse:[
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   458
	delta := (oldSize - newSize).
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   459
	nn replaceFrom:1 with:newData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   460
	no replaceFrom:1 with:oldData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   461
	nf replaceFrom:1 with:freeData startingAt:delta+1.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   462
	updateIndex > newSize ifTrue:[
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   463
	    updateIndex := updateIndex - delta.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   464
	]
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   465
    ].
4cde336c0794 Initial revision
claus
parents:
diff changeset
   466
    newData := nn.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   467
    oldData := no.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   468
    freeData := nf.
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   469
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   470
    scale := height asFloat / (maxTotal + 100000).
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   471
    self clear.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   472
    self redraw
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   473
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   474
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   475
keyPress:key x:x y:y
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   476
    key == $f ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   477
	"faster"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   478
	updateInterval := updateInterval / 2
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   479
    ].
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   480
    key == $s ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   481
	"slower"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   482
	updateInterval := updateInterval * 2
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   483
    ].
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   484
    key == $r ifTrue:[
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   485
	"reset max"
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   486
	maxTotal := prevTotal.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   487
	scale := height asFloat / (maxTotal + 100000).
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   488
	self resetStatisticValues.
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   489
	self redraw.
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   490
    ]
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   491
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   492
    "Modified: 7.11.1995 / 17:45:13 / cg"
19
4cde336c0794 Initial revision
claus
parents:
diff changeset
   493
! !
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   494
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   495
!MemoryMonitor methodsFor:'initialization'!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   496
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   497
memoryMenu
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   498
    |labels selectors|
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   499
105
claus
parents: 93
diff changeset
   500
    device ctrlDown ifTrue:[
claus
parents: 93
diff changeset
   501
	labels :=    #(
claus
parents: 93
diff changeset
   502
			'scavenge'
claus
parents: 93
diff changeset
   503
			'tenure'
109
claus
parents: 108
diff changeset
   504
			'incremental collect'
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   505
			'reset statistic values'
105
claus
parents: 93
diff changeset
   506
			'-'
claus
parents: 93
diff changeset
   507
			'cleanup memory'
107
claus
parents: 105
diff changeset
   508
			'-'
claus
parents: 105
diff changeset
   509
			'compress sources'
105
claus
parents: 93
diff changeset
   510
		      ).
claus
parents: 93
diff changeset
   511
	selectors := #(
claus
parents: 93
diff changeset
   512
			scavenge
claus
parents: 93
diff changeset
   513
			tenure
109
claus
parents: 108
diff changeset
   514
			incrementalCollect
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   515
			resetStatisticValues
105
claus
parents: 93
diff changeset
   516
			nil
claus
parents: 93
diff changeset
   517
			cleanupMemory
107
claus
parents: 105
diff changeset
   518
			nil
claus
parents: 105
diff changeset
   519
			compressSources
105
claus
parents: 93
diff changeset
   520
		      ).
claus
parents: 93
diff changeset
   521
    ] ifFalse:[
claus
parents: 93
diff changeset
   522
	labels :=    #(
claus
parents: 93
diff changeset
   523
			'collect garbage'
claus
parents: 93
diff changeset
   524
			'collect garbage & symbols'
claus
parents: 93
diff changeset
   525
			'collect garbage & compress'
claus
parents: 93
diff changeset
   526
			'-'
claus
parents: 93
diff changeset
   527
			'background collect'
claus
parents: 93
diff changeset
   528
		      ).
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   529
105
claus
parents: 93
diff changeset
   530
	selectors := #(
claus
parents: 93
diff changeset
   531
			garbageCollect
claus
parents: 93
diff changeset
   532
			garbageCollectAndSymbols
claus
parents: 93
diff changeset
   533
			compressingGarbageCollect
claus
parents: 93
diff changeset
   534
			nil
claus
parents: 93
diff changeset
   535
			backgroundCollect
claus
parents: 93
diff changeset
   536
		      ).
claus
parents: 93
diff changeset
   537
    ].
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   538
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   539
    ^ PopUpMenu labels:(resources array:labels)
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   540
		 selectors:selectors
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   541
		receiver:self
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   542
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   543
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   544
realize
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   545
    super realize.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   546
    updateBlock notNil ifTrue:[
93
claus
parents: 91
diff changeset
   547
	Processor addTimedBlock:updateBlock afterSeconds:updateInterval.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   548
    ] ifFalse:[
93
claus
parents: 91
diff changeset
   549
	myProcess := [
claus
parents: 91
diff changeset
   550
	    |d|
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   551
93
claus
parents: 91
diff changeset
   552
	    [true] whileTrue:[
claus
parents: 91
diff changeset
   553
		(Delay forSeconds:updateInterval) wait.
claus
parents: 91
diff changeset
   554
		self updateDisplay
claus
parents: 91
diff changeset
   555
	    ]
claus
parents: 91
diff changeset
   556
	] forkAt:6.
claus
parents: 91
diff changeset
   557
	myProcess name:'monitor [' , 
claus
parents: 91
diff changeset
   558
		       Processor activeProcess id printString ,
claus
parents: 91
diff changeset
   559
		       '] update'
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   560
    ].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   561
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   562
    newColor := newColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   563
    freeColor := freeColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   564
    oldColor := oldColor on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   565
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   566
    font := font on:device.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   567
!
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   568
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   569
initialize
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   570
    super initialize.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   571
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   572
    updateInterval := 0.5.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   573
    ProcessorScheduler isPureEventDriven ifTrue:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   574
	updateBlock := [self updateDisplay].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   575
    ].
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   576
    oldData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   577
    newData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   578
    freeData := Array new:1000.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   579
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   580
    updateIndex := 1.
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   581
    org := font widthOf:'max 99999k'.
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   582
    level := 0.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   583
57
36e13831b62d *** empty log message ***
claus
parents: 56
diff changeset
   584
    maxTotal := minTotal := ObjectMemory oldSpaceSize 
91
claus
parents: 85
diff changeset
   585
			    + ObjectMemory symSpaceSize
57
36e13831b62d *** empty log message ***
claus
parents: 56
diff changeset
   586
			    + ObjectMemory newSpaceSize.
49
6fe62433cfa3 *** empty log message ***
claus
parents: 45
diff changeset
   587
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   588
    viewBackground := Black.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   589
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   590
    device hasColors ifTrue:[
109
claus
parents: 108
diff changeset
   591
	newColor := Color orange. "/ yellow.
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   592
	freeColor := Color green.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   593
	oldColor := Color white.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   594
    ] ifFalse:[
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   595
	newColor := Color grey:67.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   596
	freeColor := Color grey:33.
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   597
	oldColor := Color white.
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
    self font:(Font family:'courier' face:'medium' style:'roman' size:10).
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   601
75
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   602
    self model:self.
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   603
    self menu:#memoryMenu
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   604
45
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   605
    "
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   606
     MemoryMonitor open
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   607
    "
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   608
! !
950b84ba89e6 *** empty log message ***
claus
parents: 19
diff changeset
   609
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   610
!MemoryMonitor methodsFor:'menu functions'!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   611
105
claus
parents: 93
diff changeset
   612
cleanupMemory
claus
parents: 93
diff changeset
   613
    "let all classes release unneeded, cached
claus
parents: 93
diff changeset
   614
     data ..."
claus
parents: 93
diff changeset
   615
claus
parents: 93
diff changeset
   616
    Smalltalk allBehaviorsDo:[:aClass |
claus
parents: 93
diff changeset
   617
	aClass lowSpaceCleanup
claus
parents: 93
diff changeset
   618
    ].
claus
parents: 93
diff changeset
   619
    "
claus
parents: 93
diff changeset
   620
     then, perform a GC (incl. symbol reclamation)
claus
parents: 93
diff changeset
   621
    "
claus
parents: 93
diff changeset
   622
    ObjectMemory reclaimSymbols.
claus
parents: 93
diff changeset
   623
    "
claus
parents: 93
diff changeset
   624
     finally, compress
claus
parents: 93
diff changeset
   625
    "
claus
parents: 93
diff changeset
   626
    ObjectMemory verboseGarbageCollect.
claus
parents: 93
diff changeset
   627
!
claus
parents: 93
diff changeset
   628
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   629
resetStatisticValues 
158
55115578af34 *** empty log message ***
Claus Gittinger <cg@exept.de>
parents: 157
diff changeset
   630
    ObjectMemory resetMaxInterruptLatency.
156
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   631
    ObjectMemory resetMinScavengeReclamation.
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   632
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   633
    "Created: 7.11.1995 / 17:44:59 / cg"
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   634
!
e6a7f80e2a71 show irq latency
Claus Gittinger <cg@exept.de>
parents: 128
diff changeset
   635
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   636
garbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   637
    ObjectMemory markAndSweep
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   638
!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   639
105
claus
parents: 93
diff changeset
   640
garbageCollectAndSymbols
claus
parents: 93
diff changeset
   641
    ObjectMemory reclaimSymbols
claus
parents: 93
diff changeset
   642
!
claus
parents: 93
diff changeset
   643
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   644
compressingGarbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   645
    ObjectMemory verboseGarbageCollect
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   646
!
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   647
105
claus
parents: 93
diff changeset
   648
scavenge 
claus
parents: 93
diff changeset
   649
    ObjectMemory scavenge
claus
parents: 93
diff changeset
   650
!
claus
parents: 93
diff changeset
   651
claus
parents: 93
diff changeset
   652
tenure 
claus
parents: 93
diff changeset
   653
    ObjectMemory tenure
claus
parents: 93
diff changeset
   654
!
claus
parents: 93
diff changeset
   655
75
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   656
compressSources
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   657
    Smalltalk compressSources.
f6310cbc93b6 *** empty log message ***
claus
parents: 68
diff changeset
   658
    ObjectMemory markAndSweep
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   659
!
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   660
109
claus
parents: 108
diff changeset
   661
incrementalCollect
claus
parents: 108
diff changeset
   662
    [
claus
parents: 108
diff changeset
   663
	[ObjectMemory gcStep] whileFalse:[(Delay forMilliseconds:1) wait]
claus
parents: 108
diff changeset
   664
    ] forkAt:Processor highestPriority
claus
parents: 108
diff changeset
   665
!
claus
parents: 108
diff changeset
   666
85
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   667
backgroundCollect
d9713a3ca092 *** empty log message ***
claus
parents: 79
diff changeset
   668
    [ObjectMemory incrementalGC] forkAt:5 
52
7b48409ae088 *** empty log message ***
claus
parents: 49
diff changeset
   669
! !