[Pkg] The Trunk: System-dtl.693.mcz
commits at source.squeak.org
commits at source.squeak.org
Sun Dec 14 16:05:11 UTC 2014
David T. Lewis uploaded a new version of System to project The Trunk:
http://source.squeak.org/trunk/System-dtl.693.mcz
==================== Summary ====================
Name: System-dtl.693
Author: dtl
Time: 14 December 2014, 11:00:10.753 am
UUID: f259d92a-1a26-4bd8-97f8-d896ae9332a5
Ancestors: System-bf.692
VM statistics array size varies for different VM implementations
=============== Diff against System-bf.692 ===============
Item was changed:
----- Method: SmalltalkImage>>vmStatisticsReportString (in category 'vm statistics') -----
vmStatisticsReportString
"(Workspace new contents: Smalltalk vmStatisticsReportString)
openLabel: 'VM Statistics'"
"StringHolderView
open: (StringHolder new contents: Smalltalk vmStatisticsReportString)
label: 'VM Statistics'"
| params onSpur oldSpaceEnd youngSpaceEnd memorySize fullGCs fullGCTime incrGCs incrGCTime tenureCount upTime upTime2 fullGCs2 fullGCTime2 incrGCs2 incrGCTime2 tenureCount2 str freeSize youngSize used |
params := self getVMParameters.
+ onSpur := (params at: 41 ifAbsent: [ 0 ]) anyMask: 16.
- onSpur := (params at: 41) anyMask: 16.
oldSpaceEnd := params at: 1.
youngSpaceEnd := params at: 2.
memorySize := params at: 3.
fullGCs := params at: 7.
fullGCTime := params at: 8.
incrGCs := params at: 9.
incrGCTime := params at: 10.
tenureCount := params at: 11.
upTime := Time millisecondClockValue.
str := WriteStream on: (String new: 700).
str nextPutAll: 'uptime ';
print: (upTime / 1000 / 60 // 60); nextPut: $h;
print: (upTime / 1000 / 60 \\ 60) asInteger; nextPut: $m;
print: (upTime / 1000 \\ 60) asInteger; nextPut: $s; cr.
str nextPutAll: 'memory ';
nextPutAll: memorySize asStringWithCommas; nextPutAll: ' bytes'; cr.
str nextPutAll: ' old ';
nextPutAll: oldSpaceEnd asStringWithCommas; nextPutAll: ' bytes (';
print: (oldSpaceEnd / memorySize * 100) maxDecimalPlaces: 1; nextPutAll: '%)'; cr.
youngSize := onSpur
ifTrue: [params at: 44 "eden size"] "Spur"
ifFalse: [youngSpaceEnd - oldSpaceEnd]. "Squeak V3"
str nextPutAll: ' young ';
nextPutAll: youngSize asStringWithCommas; nextPutAll: ' bytes (';
print: youngSize / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr.
onSpur ifTrue: [youngSize := youngSpaceEnd "used eden"].
freeSize := onSpur
ifTrue: [(params at: 54) + (params at: 44) - youngSize] "Spur"
ifFalse: [memorySize - youngSpaceEnd] "Squeak V3".
used := onSpur
ifTrue: [youngSize + oldSpaceEnd - freeSize] "Spur"
ifFalse: [youngSpaceEnd]. "Squeak V3"
str nextPutAll: ' used ';
nextPutAll: used asStringWithCommas; nextPutAll: ' bytes (';
print: used / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr.
str nextPutAll: ' free ';
nextPutAll: freeSize asStringWithCommas; nextPutAll: ' bytes (';
print: freeSize / memorySize * 100 maxDecimalPlaces: 1; nextPutAll: '%)'; cr.
str nextPutAll: 'GCs ';
nextPutAll: (fullGCs + incrGCs) asStringWithCommas.
fullGCs + incrGCs > 0 ifTrue: [
str
nextPutAll: ' (';
print: (upTime / (fullGCs + incrGCs)) maxDecimalPlaces: 1;
nextPutAll: ' ms between GCs)'
].
str cr.
str nextPutAll: ' full ';
nextPutAll: fullGCs asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: fullGCTime asStringWithCommas; nextPutAll: ' ms (';
print: (fullGCTime / upTime * 100) maxDecimalPlaces: 1;
nextPutAll: '% uptime)'.
fullGCs = 0 ifFalse:
[str nextPutAll: ', avg '; print: (fullGCTime / fullGCs) maxDecimalPlaces: 1; nextPutAll: ' ms'].
str cr.
str nextPutAll: ' incr ';
nextPutAll: incrGCs asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: incrGCTime asStringWithCommas; nextPutAll: ' ms (';
print: (incrGCTime / upTime * 100) maxDecimalPlaces: 1;
nextPutAll: '% uptime), avg '; print: (incrGCTime / incrGCs) maxDecimalPlaces: 1; nextPutAll: ' ms'; cr.
str nextPutAll: ' tenures ';
nextPutAll: tenureCount asStringWithCommas.
tenureCount = 0 ifFalse:
[str nextPutAll: ' (avg '; print: incrGCs // tenureCount; nextPutAll: ' GCs/tenure)'].
str cr.
LastStats ifNil: [LastStats := Array new: 6]
ifNotNil: [
upTime2 := upTime - (LastStats at: 1).
fullGCs2 := fullGCs - (LastStats at: 2).
fullGCTime2 := fullGCTime - (LastStats at: 3).
incrGCs2 := incrGCs - (LastStats at: 4).
incrGCTime2 := incrGCTime - (LastStats at: 5).
tenureCount2 := tenureCount - (LastStats at: 6).
str nextPutAll: self textMarkerForShortReport ;
nextPutAll: (fullGCs2 + incrGCs2) asStringWithCommas.
fullGCs2 + incrGCs2 > 0 ifTrue: [
str
nextPutAll: ' (';
print: upTime2 // (fullGCs2 + incrGCs2);
nextPutAll: ' ms between GCs)'.
].
str cr.
str nextPutAll: ' uptime '; print: (upTime2 / 1000.0) maxDecimalPlaces: 1; nextPutAll: ' s'; cr.
str nextPutAll: ' full ';
nextPutAll: fullGCs2 asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: fullGCTime2 asStringWithCommas; nextPutAll: ' ms (';
print: (fullGCTime2 / upTime2 * 100) maxDecimalPlaces: 1;
nextPutAll: '% uptime)'.
fullGCs2 = 0 ifFalse:
[str nextPutAll: ', avg '; print: (fullGCTime2 / fullGCs2) maxDecimalPlaces: 1; nextPutAll: ' ms'].
str cr.
str nextPutAll: ' incr ';
nextPutAll: incrGCs2 asStringWithCommas; nextPutAll: ' totalling '; nextPutAll: incrGCTime2 asStringWithCommas; nextPutAll: ' ms (';
print: (incrGCTime2 / upTime2 * 100) maxDecimalPlaces: 1;
nextPutAll: '% uptime), avg '.
incrGCs2 > 0 ifTrue: [
str print: (incrGCTime2 / incrGCs2) maxDecimalPlaces: 1; nextPutAll: ' ms'
].
str cr.
str nextPutAll: ' tenures ';
nextPutAll: tenureCount2 asStringWithCommas.
tenureCount2 = 0 ifFalse:
[str nextPutAll: ' (avg '; print: incrGCs2 // tenureCount2; nextPutAll: ' GCs/tenure)'].
str cr.
].
LastStats at: 1 put: upTime.
LastStats at: 2 put: fullGCs.
LastStats at: 3 put: fullGCTime.
LastStats at: 4 put: incrGCs.
LastStats at: 5 put: incrGCTime.
LastStats at: 6 put: tenureCount.
^ str contents
!
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