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

Detailed Description

Prints a summary of all ROOT benchmarks (must be run before).

The ROOTMARK number printed is by reference to a Pentium IV 2.4 Ghz (with 512 MBytes memory and 120 GBytes IDE disk) taken by definition as 600 ROOTMARKS in batch mode in executing

root -b -q benchmarks.C

void rootmarks() {
Float_t rtall = 0;
Float_t cpall = 0;
Float_t norml = 600;
Float_t rtmark,cpmark;
Bool_t batch = gROOT->IsBatch();
printf("---------------ROOT %s benchmarks summary--------------------\n",gROOT->GetVersion());
gBenchmark->Summary(rtall,cpall);
printf("\n---------------ROOT %s benchmarks summary (in ROOTMARKS)-----\n",gROOT->GetVersion());
printf(" For comparison, a Pentium IV 2.4Ghz is benchmarked at 600 ROOTMARKS\n");
Float_t hsimple_rt = gBenchmark->GetRealTime("hsimple");
Float_t hsimple_ct = gBenchmark->GetCpuTime("hsimple");
if (hsimple_rt > 0) {
if (batch) {
rtmark = norml*(0.29/hsimple_rt);
cpmark = norml*(0.28/hsimple_ct);
} else {
rtmark = norml*(0.99/hsimple_rt);
cpmark = norml*(0.43/hsimple_ct);
}
printf("hsimple = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t hsum_rt = gBenchmark->GetRealTime("hsum");
Float_t hsum_ct = gBenchmark->GetCpuTime("hsum");
if (hsum_rt > 0) {
if (batch) {
rtmark = norml*(0.16/hsum_rt);
cpmark = norml*(0.15/hsum_ct);
} else {
rtmark = norml*(0.99/hsum_rt);
cpmark = norml*(0.24/hsum_ct);
}
printf("hsum = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t fillrandom_rt = gBenchmark->GetRealTime("fillrandom");
Float_t fillrandom_ct = gBenchmark->GetCpuTime("fillrandom");
if (fillrandom_rt > 0) {
if (batch) {
rtmark = norml*(0.02/fillrandom_rt);
cpmark = norml*(0.01/fillrandom_ct);
} else {
rtmark = norml*(0.48/fillrandom_rt);
cpmark = norml*(0.04/fillrandom_ct);
}
printf("fillrandom = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t fit1_rt = gBenchmark->GetRealTime("fit1");
Float_t fit1_ct = gBenchmark->GetCpuTime("fit1");
if (fit1_rt > 0) {
if (batch) {
rtmark = norml*(0.04/fit1_rt);
cpmark = norml*(0.03/fit1_ct);
} else {
rtmark = norml*(0.13/fit1_rt);
cpmark = norml*(0.03/fit1_ct);
}
printf("fit1 = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t tornado_rt = gBenchmark->GetRealTime("tornado");
Float_t tornado_ct = gBenchmark->GetCpuTime("tornado");
if (tornado_rt > 0) {
if (batch) {
rtmark = norml*(0.05/tornado_rt);
cpmark = norml*(0.04/tornado_ct);
} else {
rtmark = norml*(0.11/tornado_rt);
cpmark = norml*(0.03/tornado_ct);
}
printf("tornado = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t na49_rt = gBenchmark->GetRealTime("na49");
Float_t na49_ct = gBenchmark->GetCpuTime("na49");
if (na49_rt > 0) {
rtmark = norml*(1.39/na49_rt);
cpmark = norml*(1.39/na49_ct);
printf("na49 = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t geometry_rt = gBenchmark->GetRealTime("geometry");
Float_t geometry_ct = gBenchmark->GetCpuTime("geometry");
if (geometry_rt > 0) {
rtmark = norml*(0.19/geometry_rt);
cpmark = norml*(0.18/geometry_ct);
printf("geometry = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t na49view_rt = gBenchmark->GetRealTime("na49view");
Float_t na49view_ct = gBenchmark->GetCpuTime("na49view");
if (na49view_rt > 0) {
if (batch) {
rtmark = norml*(0.03/na49view_rt);
cpmark = norml*(0.03/na49view_ct);
} else {
rtmark = norml*(0.33/na49view_rt);
cpmark = norml*(0.05/na49view_ct);
}
printf("na49view = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
Float_t ntuple1_rt = gBenchmark->GetRealTime("ntuple1");
Float_t ntuple1_ct = gBenchmark->GetCpuTime("ntuple1");
if (ntuple1_rt > 0) {
if (batch) {
rtmark = norml*(0.29/ntuple1_rt);
cpmark = norml*(0.27/ntuple1_ct);
} else {
rtmark = norml*(1.79/ntuple1_rt);
cpmark = norml*(0.28/ntuple1_ct);
}
printf("ntuple1 = %7.2f RealMARKS, = %7.2f CpuMARKS\n",rtmark,cpmark);
}
if (rtall) {
Float_t rtbrun, cpbrun;
if (batch) {
rtbrun = 3.45;
cpbrun = 3.24;
} else {
rtbrun = 5.79;
cpbrun = 4.08;
}
Float_t rootmarks = norml*(rtbrun+cpbrun)/(rtall+cpall);
printf("\n");
printf("****************************************************\n");
printf("* Your machine is estimated at %7.2f ROOTMARKS *\n",rootmarks);
printf("****************************************************\n");
} else {
printf(" You must run the ROOT benchmarks before executing this command\n");
}
}
Author
Rene Brun

Definition in file rootmarks.C.