Logo ROOT   6.15/01
Reference Guide
benchmarks.C File Reference

Detailed Description

This macro run several tests and produces an benchmark report.

pict1_benchmarks.C.png
pict2_benchmarks.C.png
pict3_benchmarks.C.png
pict4_benchmarks.C.png
pict5_benchmarks.C.png
hsimple : Real Time = 0.07 seconds Cpu Time = 0.07 seconds
(TFile *) 0x1c0a7e0
hsum : Real Time = 0.04 seconds Cpu Time = 0.04 seconds
Object statistics
class cnt on heap size total size heap size
================================================================================
TList 148 148 104 15392 15392
TObjectTable 1 1 32 32 32
TROOT 1 0 704 704 0
TPluginManager 1 1 40 40 40
THashTable 1 1 72 72 72
THashList 1 1 112 112 112
TEnv 1 1 56 56 56
TEnvRec 166 166 96 15936 15936
TUnixSystem 1 1 648 648 648
TOrdCollection 5 5 72 360 360
--------------------------------------------------------------------------------
Total: 326 325 1936 33352 32648
================================================================================
fillrandom: Real Time = 0.04 seconds Cpu Time = 0.04 seconds
TFile** fillrandom.root
TFile* fillrandom.root
KEY: TFormula form1;1 abs(sin(x)/x)
KEY: TF1 sqroot;1 x*gaus(0) + [3]*form1
KEY: TH1F h1f;1 Test random numbers
Formula based function: sqroot
sqroot : x*gaus(0) + [3]*form1 Ndim= 1, Npar= 4, Number= 0
Formula expression:
x*[p0]*exp(-0.5*((x-[p1])/[p2])*((x-[p1])/[p2]))+[p3]*(abs(sin(x)/x))
FCN=223.118 FROM MIGRAD STATUS=CONVERGED 122 CALLS 123 TOTAL
EDM=2.27377e-07 STRATEGY= 1 ERROR MATRIX UNCERTAINTY 3.8 per cent
EXT PARAMETER STEP FIRST
NO. NAME VALUE ERROR SIZE DERIVATIVE
1 p0 3.31262e+01 5.38684e-01 -7.49732e-04 -4.45789e-04
2 p1 4.02324e+00 1.67270e-02 -6.85566e-05 1.19852e-03
3 p2 9.67046e-01 1.22423e-02 1.02098e-04 -7.23190e-02
4 p3 6.50619e+01 1.34257e+00 -6.41950e-03 1.65958e-04
fit1 : Real Time = 0.08 seconds Cpu Time = 0.08 seconds
TFile** hsimple.root Demo ROOT file with histograms
TFile* hsimple.root Demo ROOT file with histograms
KEY: TH1F hpx;1 This is the px distribution
KEY: TH2F hpxpy;1 py vs px
KEY: TProfile hprof;1 Profile of pz versus px
KEY: TNtuple ntuple;1 Demo ntuple
i 0 0.000000 1.986693
i 1 0.100000 2.955202
i 2 0.200000 3.894183
i 3 0.300000 4.794255
i 4 0.400000 5.646425
i 5 0.500000 6.442177
i 6 0.600000 7.173561
i 7 0.700000 7.833269
i 8 0.800000 8.414710
i 9 0.900000 8.912074
i 10 1.000000 9.320391
i 11 1.100000 9.635582
i 12 1.200000 9.854497
i 13 1.300000 9.974950
i 14 1.400000 9.995736
i 15 1.500000 9.916648
i 16 1.600000 9.738476
i 17 1.700000 9.463001
i 18 1.800000 9.092974
i 19 1.900000 8.632094
tornado : Real Time = 0.00 seconds Cpu Time = 0.00 seconds
na49 : Real Time = 0.01 seconds Cpu Time = 0.01 seconds
geometry : Real Time = 0.05 seconds Cpu Time = 0.03 seconds
na49view : Real Time = 0.01 seconds Cpu Time = 0.00 seconds
****************************************
Minimizer is Linear
Chi2 = 16.5378
NDf = 68
p0 = 1.04821 +/- 0.226552
p1 = 0.0133784 +/- 0.0420448
p2 = 0.956034 +/- 0.0245116
ntuple1 : Real Time = 0.13 seconds Cpu Time = 0.13 seconds
---------------ROOT 6.15/01 benchmarks summary--------------------
hsimple : Real Time = 0.07 seconds Cpu Time = 0.07 seconds
hsum : Real Time = 0.04 seconds Cpu Time = 0.04 seconds
fillrandom: Real Time = 0.04 seconds Cpu Time = 0.04 seconds
fit1 : Real Time = 0.08 seconds Cpu Time = 0.08 seconds
tornado : Real Time = 0.00 seconds Cpu Time = 0.00 seconds
na49 : Real Time = 0.01 seconds Cpu Time = 0.01 seconds
geometry : Real Time = 0.05 seconds Cpu Time = 0.03 seconds
na49view : Real Time = 0.01 seconds Cpu Time = 0.00 seconds
ntuple1 : Real Time = 0.13 seconds Cpu Time = 0.13 seconds
TOTAL : Real Time = 0.42 seconds Cpu Time = 0.40 seconds
---------------ROOT 6.15/01 benchmarks summary (in ROOTMARKS)-----
For comparison, a Pentium IV 2.4Ghz is benchmarked at 600 ROOTMARKS
hsimple = 2425.32 RealMARKS, = 2400.00 CpuMARKS
hsum = 2505.68 RealMARKS, = 2250.00 CpuMARKS
fillrandom = 270.16 RealMARKS, = 150.00 CpuMARKS
fit1 = 302.69 RealMARKS, = 225.00 CpuMARKS
tornado = 23567.92 RealMARKS, = inf CpuMARKS
na49 = 97601.83 RealMARKS, = 83400.00 CpuMARKS
geometry = 2521.91 RealMARKS, = 3600.00 CpuMARKS
na49view = 3376.45 RealMARKS, = inf CpuMARKS
ntuple1 = 1348.33 RealMARKS, = 1246.15 CpuMARKS
****************************************************
* Your machine is estimated at 4876.30 ROOTMARKS *
****************************************************
TCanvas* bench1 = 0;
void bexec(TString &dir,const char *macro)
{
if (gROOT->IsBatch()) printf("Processing benchmark: %s%s\n",dir.Data(),macro);
TPaveText *summary = (TPaveText*)bench1->GetPrimitive("TPave");
TText *tmacro = summary->GetLineWith(macro);
if (tmacro) tmacro->SetTextColor(4);
bench1->Modified(); bench1->Update();
gROOT->Macro(Form("%s%s",dir.Data(),macro));
TPaveText *summary2 = (TPaveText*)bench1->GetPrimitive("TPave");
TText *tmacro2 = summary2->GetLineWith(macro);
if (tmacro2) tmacro2->SetTextColor(2);
bench1->Modified(); bench1->Update(); gSystem->ProcessEvents();
}
void benchmarks() {
TString dir = gSystem->UnixPathName(__FILE__);
dir.ReplaceAll("benchmarks.C","");
dir.ReplaceAll("/./","/");
bench1 = new TCanvas("bench1","Benchmarks Summary",-1000,50,200,500);
TPaveText *summary = new TPaveText(0,0,1,1);
summary->SetTextAlign(12);
summary->SetTextSize(0.08);
summary->Draw();
summary->AddText(" graphics/framework.C");
summary->AddText(" hsimple.C");
summary->AddText(" hist/hsum.C");
summary->AddText(" graphics/formula1.C");
summary->AddText(" hist/fillrandom.C");
summary->AddText(" fit/fit1.C");
summary->AddText(" hist/h1draw.C");
summary->AddText(" graphs/graph.C");
summary->AddText(" graphs/gerrors.C");
summary->AddText(" graphics/tornado.C");
summary->AddText(" graphs/surfaces.C");
summary->AddText(" graphs/zdemo.C");
summary->AddText(" geom/geometry.C");
summary->AddText(" geom/na49view.C");
summary->AddText(" tree/ntuple1.C");
summary->AddText(" ");
bexec(dir,"graphics/framework.C");
bexec(dir,"hsimple.C");
bexec(dir,"hist/hsum.C");
bexec(dir,"graphics/formula1.C");
bexec(dir,"hist/fillrandom.C");
bexec(dir,"fit/fit1.C");
bexec(dir,"hist/h1draw.C");
bexec(dir,"graphs/graph.C");
bexec(dir,"graphs/gerrors.C");
bexec(dir,"graphics/tornado.C");
bexec(dir,"graphs/surfaces.C");
bexec(dir,"graphs/zdemo.C");
bexec(dir,"geom/geometry.C");
bexec(dir,"geom/na49view.C");
bexec(dir,"tree/ntuple1.C");
bexec(dir,"rootmarks.C");
}
Author
Rene Brun

Definition in file benchmarks.C.