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hydra-queue-runner: Tweaked the selection method

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Pick the jobset that has used the smallest fraction of its share,
rather than the jobset furthest below its share in absolute terms.
This gives jobsets with a small share a quicker start (but they
will also run out of their share quicker).
This commit is contained in:
Eelco Dolstra 2013-09-21 19:54:58 +00:00
parent cf43c605cd
commit 77dbf55abb
1 changed files with 7 additions and 7 deletions
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14
src/script/hydra-queue-runner
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@ -145,15 +145,15 @@ sub checkBuilds {
$timeSpentPerJobset->{$b->get_column('project')}->{$b->get_column('jobset')} = $timeSpent;
}
my $share = $jobset->schedulingshares;
my $delta = ($share / $totalShares) - ($duration / $totalWindowSize);
my $share = $jobset->schedulingshares || 1; # prevent division by zero
my $used = $timeSpent / ($totalWindowSize * ($share / $totalShares));
#printf STDERR "%s:%s: %d s, %.3f%%, allowance = %.3f%%\n", $jobset->get_column('project'), $jobset->name, $duration, $duration / $totalWindowSize, $delta;
#printf STDERR "%s:%s: %d s, total used = %.2f%%, share used = %.2f%%\n", $jobset->get_column('project'), $jobset->name, $timeSpent, $timeSpent / $totalWindowSize * 100, $used * 100;
push @res, { jobset => $jobset, delta => $delta };
push @res, { jobset => $jobset, used => $used };
}
foreach my $r (sort { $b->{delta} <=> $a->{delta} } @res) {
foreach my $r (sort { $a->{used} <=> $b->{used} } @res) {
my $jobset = $r->{jobset};
#print STDERR "selected ", $jobset->get_column('project'), ':', $jobset->name, "\n";
@ -173,8 +173,8 @@ sub checkBuilds {
}
next if $build->busy;
printf STDERR "starting build %d (%s:%s:%s) on %s (jobset allowance = %.3f%%)\n",
$build->id, $build->project->name, $build->jobset->name, $build->job->name, $build->system, $r->{delta};
printf STDERR "starting build %d (%s:%s:%s) on %s; jobset at %.2f%% of its share\n",
$build->id, $build->project->name, $build->jobset->name, $build->job->name, $build->system, $r->{used} * 100;
my $logfile = getcwd . "/logs/" . $build->id;
mkdir(dirname $logfile);