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docker_cpu: fix warnings when docker ps has empty list

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This commit is contained in:
Andreas Perhab 2020-07-24 14:02:30 +02:00 • committed by Lars Kruse
parent 0853d409f3
commit 260c8c8ff4
1 changed files with 2 additions and 2 deletions
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4
plugins/docker/docker_cpu
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@ -86,9 +86,9 @@ for my $i (1 .. $#containers)
if (defined $ARGV[0] and $ARGV[0] eq "config")
{
my $nanoSecondsInSecond=1000000000;
my $graphlimit = $result[0]{'ncpu'};
my $graphlimit = 1;
foreach(@result){
if ($$_{'ncpu'} > $graphlimit){
if ($$_{'ncpu'} || 1 > $graphlimit){
$graphlimit = $$_{'ncpu'};
}
}