[backends] do not list excluded databases in output.

When used with --include or --exclude settings, listing all available
databases in perfomance output might be confusing. Thus, only those databases
that are taken into account for connectons number calculation are listed.

1 files changed, 2 insertions, 2 deletions

diff --git a/check_postgres.pl b/check_postgres.pl
index 83f10abe0..6efa00356 100755
--- a/check_postgres.pl
+++ b/check_postgres.pl
@@ -2853,10 +2853,10 @@ ORDER BY datname
         elsif ($w3) {
             $nwarn = (int $w2*$limit/100)
         }
-        $db->{perf} .= sprintf ' %s=%s;%s;%s;0;%s',
-            perfname($r->{datname}), $r->{current}, $nwarn, $ncrit, $limit;
 
         if (! skip_item($r->{datname})) {
+            $db->{perf} .= sprintf ' %s=%s;%s;%s;0;%s',
+                perfname($r->{datname}), $r->{current}, $nwarn, $ncrit, $limit;
             $total += $r->{current};
         }
     }