add filter on stats

check_docker.sh

@@ -50,7 +50,7 @@ done
 # Gathering facts.
 all_containers=$(sudo /usr/bin/docker ps --format '{{.Names}}' --filter "name=${filter}" --no-trunc --quiet --all)
 running_containers=$(sudo /usr/bin/docker ps --format '{{.Names}}' --filter "name=${filter}" --no-trunc --quiet)
-running_containers_stats=$(sudo /usr/bin/docker stats --format '{{.Name}}:{{.CPUPerc}}:{{.MemPerc}}' --no-stream)
+running_containers_stats=$(sudo /usr/bin/docker stats --format '{{.Name}}:{{.CPUPerc}}:{{.MemPerc}}' --filter "name=${filter}" --no-stream)
 
 not_running_containers=$(comm -23 <(echo $all_containers | /usr/bin/tr ' ' '\n') <(echo $running_containers | /usr/bin/tr ' ' '\n'))