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|
#!/usr/bin/awk -f
#* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
#* *
#* This file is part of the program and library *
#* SCIP --- Solving Constraint Integer Programs *
#* *
#* Copyright (c) 2002-2026 Zuse Institute Berlin (ZIB) *
#* *
#* Licensed under the Apache License, Version 2.0 (the "License"); *
#* you may not use this file except in compliance with the License. *
#* You may obtain a copy of the License at *
#* *
#* http://www.apache.org/licenses/LICENSE-2.0 *
#* *
#* Unless required by applicable law or agreed to in writing, software *
#* distributed under the License is distributed on an "AS IS" BASIS, *
#* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
#* See the License for the specific language governing permissions and *
#* limitations under the License. *
#* *
#* You should have received a copy of the Apache-2.0 license *
#* along with SCIP; see the file LICENSE. If not visit scipopt.org. *
#* *
#* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
#
#@file average.awk
#@brief compute averages of several SCIP result files - can be used for getting result for permuted instances
#@author Marc Pfetsch
#
function min(x,y)
{
return (x) < (y) ? (x) : (y);
}
function max(x,y)
{
return (x) > (y) ? (x) : (y);
}
function ceil(x)
{
return (x == int(x) ? x : (x < 0 ? int(x) : int(x+1)));
}
function fracceil(x,f)
{
return ceil(x/f)*f;
}
BEGIN {
printsoltime = 1; # output time to first and optimal solution
printrounded = 0; # output rounded average values for integral values
namelength = 18; # maximal length of instance names (can be increased)
infinity = 1e+20;
mintime = 0.5;
timegeomshift = 1.0;
nodegeomshift = 100.0;
nruns = 0;
nprobs[nruns] = 0;
problistlen = 0;
}
/^@02 timelimit: / {
timelimit[nruns] = $3;
}
/^@01/ {
# determine solver and settings
githash[nruns] = $4;
solver[nruns] = $2;
sub(/:.*/, "", solver[nruns]);
settings[nruns] = $2;
sub(/.*:/, "", settings[nruns]);
nruns++;
nprobs[nruns] = 0;
}
// {
if ( NF >= 13 )
{
statuses["ok"] = 1;
statuses["timeout"] = 1;
statuses["unknown"] = 1;
statuses["abort"] = 1;
statuses["fail"] = 1;
statuses["readerror"] = 1;
statuses["better"] = 1;
statuses["solved"] = 1;
statuses["sollimit"] = 1;
statuses["gaplimit"] = 1;
statuses["memlimit"] = 1;
statuses["nodelimit"] = 1;
name[nruns,nprobs[nruns]] = $1;
validline = 0;
if ( NF >= 13 && $13 in statuses ) # GLPK, CPLEX, SCIP without columns displaying times to first and best solution
{
# collect data (line with problem type, original and presolved problem size and simplex iterations)
type[nruns,nprobs[nruns]] = $2;
origconss[nruns,nprobs[nruns]] = $3;
origvars[nruns,nprobs[nruns]] = $4;
conss[nruns,nprobs[nruns]] = $5;
vars[nruns,nprobs[nruns]] = $6;
dualbound[nruns,nprobs[nruns]] = max(min($7, +infinity), -infinity);
primalbound[nruns,nprobs[nruns]] = max(min($8, +infinity), -infinity);
gap[nruns,nprobs[nruns]] = $9;
iters[nruns,nprobs[nruns]] = $10;
nodes[nruns,nprobs[nruns]] = max($11,1);
time[nruns,nprobs[nruns]] = fracceil(max($12,mintime),0.1);
status[nruns,nprobs[nruns]] = $13;
printsoltimes = 0; # additional output is only available for SCIP-.res files
validline = 1;
}
if ( NF >= 15 && $15 in statuses ) # SCIP with solution times to first/last
{
# collect data (line with problem type, original and presolved problem size and simplex iterations)
type[nruns,nprobs[nruns]] = $2;
origconss[nruns,nprobs[nruns]] = $3;
origvars[nruns,nprobs[nruns]] = $4;
conss[nruns,nprobs[nruns]] = $5;
vars[nruns,nprobs[nruns]] = $6;
dualbound[nruns,nprobs[nruns]] = max(min($7, +infinity), -infinity);
primalbound[nruns,nprobs[nruns]] = max(min($8, +infinity), -infinity);
gap[nruns,nprobs[nruns]] = $9;
iters[nruns,nprobs[nruns]] = $10;
nodes[nruns,nprobs[nruns]] = max($11,1);
time[nruns,nprobs[nruns]] = fracceil(max($12,mintime),0.1);
timetofirst[nruns,nprobs[nruns]] = fracceil(max($13,mintime),0.1);
timetobest[nruns, nprobs[nruns]] = fracceil(max($14, mintime), 0.1);
status[nruns,nprobs[nruns]] = $15;
validline = 1;
}
if ( validline )
{
# postprocessing of information
if ( status[nruns,nprobs[nruns]] == "better" )
status[nruns,nprobs[nruns]] = "timeout";
if ( status[nruns,nprobs[nruns]] == "sollimit" || status[nruns,nprobs[nruns]] == "gaplimit" || status[nruns,nprobs[nruns]] == "solved" )
status[nruns,nprobs[nruns]] = "ok";
probidx[$1,nruns] = nprobs[nruns];
if ( $1 in probcnt )
probcnt[$1]++;
else
probcnt[$1] = 1;
nprobs[nruns]++;
if ( probcnt[$1] == 1 )
{
problist[problistlen] = $1;
problistlen++;
}
}
}
}
END {
if ( nruns == 0 )
{
printf("No instances found in log files.\n");
exit 1;
}
# check whether time limits, solvers, and git hashes are the same
t = timelimit[0];
s = solver[0];
h = githash[0];
for (i = 1; i < nruns; ++i)
{
if ( timelimit[i] != t )
{
printf("Time limits of the runs are different.\n");
exit 1;
}
if ( solver[i] != s )
{
printf("Solvers of the runs are different.\n");
exit 1;
}
if ( githash[i] != h )
{
printf("Git hashes of the runs are different.\n");
exit 1;
}
}
# prepare header
hyphenstr = "";
for (i = 0; i < namelength; ++i)
hyphenstr = sprintf("%s-", hyphenstr);
# first part: name of given length
tablehead1 = hyphenstr;
tablehead2 = sprintf("Name%*s", namelength-4, " ");
tablehead3 = hyphenstr;
# append rest of header
if ( printrounded )
{
tablehead1 = tablehead1"+------+--- Original --+-- Presolved --+----------------+----------------+------+---------+--------+-------+";
tablehead2 = tablehead2"| Type | Conss | Vars | Conss | Vars | Dual Bound | Primal Bound | Gap%% | Iters | Nodes | Time |";
tablehead3 = tablehead3"+------+-------+-------+-------+-------+----------------+----------------+------+---------+--------+-------+";
}
else
{
tablehead1 = tablehead1"+------+--- Original --+---- Presolved ----+----------------+----------------+------+-----------+----------+-------+";
tablehead2 = tablehead2"| Type | Conss | Vars | Conss | Vars | Dual Bound | Primal Bound | Gap%% | Iters | Nodes | Time |";
tablehead3 = tablehead3"+------+-------+-------+---------+---------+----------------+----------------+------+-----------+----------+-------+";
}
tablehead1 = tablehead1"--------\n";
tablehead2 = tablehead2" \n";
tablehead3 = tablehead3"--------\n";
printf(tablehead1);
printf(tablehead2);
printf(tablehead3);
# init averages over all instances
nodegeom = 0.0;
timegeom = 0.0;
shiftednodegeom = nodegeomshift;
shiftedtimegeom = timegeomshift;
stotnodes = 0.0;
stottime = 0.0;
passes = 0;
timeouts = 0;
fails = 0;
# display the mean values
for (i = 0; i < problistlen; ++i)
{
prob = problist[i];
if ( length(prob) > namelength )
shortprob = substr(prob, length(prob)-namelength-1, namelength);
else
shortprob = prob;
line = sprintf("%-18s", shortprob);
# check whether instance has been processed
if ( ! ((prob,0) in probidx) )
{
printf("Problem <%s> not processed by run 0.\n", prob);
exit 1;
}
# get data for first instance to compare with
pidx = probidx[prob,0];
# check whether the following values are the same for each run
typefirst = type[0,pidx];
origconssfirst = origconss[0,pidx];
origvarsfirst = origvars[0,pidx];
statusfirst = status[0,pidx];
finalstatus = statusfirst;
finalstatusnr = 1;
# initialize average values (note that the presolve # of conss and vars might differ between runs)
avgconss = conss[0,pidx];
avgvars = vars[0,pidx];
avgdb = dualbound[0,pidx];
avgpb = primalbound[0,pidx];
avggap = gap[0,pidx];
avgiters = iters[0,pidx];
avgnodes = nodes[0,pidx];
avgtime = time[0,pidx];
if ( printsoltimes )
{
avgtimetobest = timetobest[0,pidx];
avgtimetofirst = timetofirst[0,pidx];
}
# loop through runs
for (s = 1; s < nruns; ++s)
{
pidx = probidx[prob,s];
# check whether instance has been processed
if ( pidx == "" )
{
printf("Problem <%s> not processed by instance %d.\n", prob, s);
exit 1;
}
# compare statistics to first instance
# problem types are a bit fuzzy and dervided from presolve instance, so they can change from one permutation to another
#if ( type[s,pidx] != typefirst )
#{
# printf("Warning: Problem <%s> type not equal between runs.\n", prob);
# exit 1;
#}
if ( origconss[s,pidx] != origconssfirst )
{
printf("Error: Problem <%s> number of constraints not equal between runs (%d != %d (%d)).\n", prob, conssfirst, conss[s,pidx], s);
exit 1;
}
if ( origvars[s,pidx] != origvarsfirst )
{
printf("Error: Problem <%s> number of variables not equal between runs.\n", prob);
exit 1;
}
if ( status[s,pidx] == finalstatus )
finalstatusnr += 1;
else
{
if ( finalstatus != "fail" && finalstatus != "abort" && finalstatus != "readererror" )
{
if ( status[s,pidx] == "fail" || status[s,pidx] == "abort" || status[s,pidx] == "readererror" )
{
finalstatus = status[s,pidx];
finalstatusnr = 1;
}
else
{
if ( finalstatus != "sollimit" && finalstatus != "gaplimit" && finalstatus != "memlimit" && finalstatus != "nodelimit" )
{
if ( status[s,pidx] == "sollimit" || status[s,pidx] == "gaplimit" || status[s,pidx] == "memlimit" || status[s,pidx] == "nodelimit" )
{
finalstatus = status[s,pidx];
finalstatusnr = 1;
}
else
{
if ( finalstatus != "timeout" )
{
if ( status[s,pidx] == "timeout" )
{
finalstatus = status[s,pidx];
finalstatusnr = 1;
}
}
}
}
}
}
}
# ---------------------------------------------
# compute average values
# take care of infinite values
if ( avgdb > -infinity && avgdb < infinity )
{
if ( dualbound[s,pidx] <= -infinity )
avgdb = -infinity;
else if ( dualbound[s,pidx] >= infinity )
avgdb = -infinity;
else
avgdb += dualbound[s,pidx];
}
if ( avgpb > -infinity && avgpb < infinity )
{
if ( primalbound[s,pidx] <= -infinity )
avgpb = infinity;
else if ( primalbound[s,pidx] >= infinity )
avgpb = infinity;
else
avgpb += primalbound[s,pidx];
}
# take care of gap
if ( gap[s,pidx] == "" || gap[s,pidx] == "--" || gap[s,pidx] == "Large" )
avggap = infinity;
else if ( gap[s,pidx] < infinity )
avggap += gap[s,pidx];
else
avggap = infinity;
# the other values should all be finite
avgconss += conss[s,pidx];
avgvars += vars[s,pidx];
avgiters += iters[s,pidx];
avgnodes += nodes[s,pidx];
avgtime += time[s,pidx];
if ( printsoltimes )
{
avgtimetobest += timetobest[s,pidx];
avgtimetofirst += timetofirst[s,pidx];
}
}
# final computation of average values
if ( avgdb > -infinity && avgdb < infinity )
avgdb /= nruns;
if ( avgpb > -infinity && avgpb < infinity )
avgpb /= nruns;
if ( avggap > -infinity && avggap < infinity )
avggap /= nruns;
avgconss /= nruns;
avgvars /= nruns;
avgiters /= nruns;
avgnodes /= nruns;
avgtime /= nruns;
if ( printsoltimes )
{
avgtimetobest /= nruns;
avgtimetofirst /= nruns;
}
# output
if ( avggap < 0.0 )
gapstr = " -- ";
else if( avggap < 1e+04 )
gapstr = sprintf("%6.1f", avggap);
else
gapstr = " Large";
if ( printrounded )
{
printf("%-*s %-5s %7d %7d %7d %7d %16.9g %16.9g %6s %9d %8d %7.1f ",
namelength, shortprob, typefirst, origconssfirst, origvarsfirst, avgconss, avgvars, avgdb, avgpb, gapstr, avgiters, avgnodes, avgtime);
}
else
{
printf("%-*s %-5s %7d %7d %9.1f %9.1f %16.9g %16.9g %6s %11.1f %10.1f %7.1f ",
namelength, shortprob, typefirst, origconssfirst, origvarsfirst, avgconss, avgvars, avgdb, avgpb, gapstr, avgiters, avgnodes, avgtime);
}
if ( printsoltimes )
printf(" %9.1f %9.1f ", abgtimetofirst, avgtimetobest);
printf("%s (%d)\n", finalstatus, finalstatusnr);
# determine count as fails/timeout/passed
if ( finalstatus == "timeout" || finalstatus == "sollimit" || finalstatus == "gaplimit" || finalstatus == "memlimit" || finalstatus == "nodelimit" )
timeouts += 1;
if ( finalstatus == "ok" || finalstatus == "better" || finalstatus == "unknown" || finalstatus == "solved" )
passes += 1;
if ( finalstatus == "fail" || finalstatus == "abort" || finalstatus == "readererror" )
fails += 1;
# compute averages over all instances
nodegeom = nodegeom^(i/(i+1)) * max(avgnodes, 1.0)^(1.0/(i+1));
timegeom = timegeom^(i/(i+1)) * max(avgtime, 1.0)^(1.0/(i+1));
shiftednodegeom = shiftednodegeom^(i/(i+1)) * max(avgnodes + nodegeomshift, 1.0)^(1.0/(i+1));
shiftedtimegeom = shiftedtimegeom^(i/(i+1)) * max(avgtime + timegeomshift, 1.0)^(1.0/(i+1));
stotnodes += avgnodes;
stottime += avgtime;
}
if ( printrounded )
printf("------------------+------+-------+-------+-------+-------+----------------+----------------+------+---------+--------+-------+--------\n\n");
else
printf("------------------+------+-------+-------+---------+---------+----------------+----------------+------+---------+----------+---------+--------\n\n");
# output averages over all instances
tablebottom1 = "------------------------------[Nodes]---------------[Time]------";
tablebottom2 = " Cnt Pass Time Fail total(k) geom. total geom.";
tablebottom3 = "----------------------------------------------------------------";
tablebottom1 = tablebottom1"\n";
tablebottom2 = tablebottom2"\n";
tablebottom3 = tablebottom3"\n";
printf(tablebottom1);
printf(tablebottom2);
printf(tablebottom3);
shiftednodegeom -= nodegeomshift;
shiftedtimegeom -= timegeomshift;
printf("%5d %5d %5d %5d %9d %9.1f %9.1f %9.1f ", problistlen, passes, timeouts, fails, stotnodes / 1000.0, nodegeom, stottime, timegeom);
printf("\n");
printf(" shifted geom. [%5d/%5.1f] %9.1f %9.1f ",
nodegeomshift, timegeomshift, shiftednodegeom, shiftedtimegeom);
printf("\n");
printf(tablebottom3);
# try to clean up settings (if used for permuted runs)
setting = settings[1];
sub(/-p([0-9])*$/, "", setting);
printf("@02 timelimit: %g\n", timelimit[0]);
printf("@01 %s:%s [GitHash: %s\n", solver[0], setting, githash[0]);
}
|
