#!/bin/bash

PROCESS=$1
PROC_FILE=${2:-status}
CONTAINERS=$(docker ps -q)

for c in $CONTAINERS; do
    PIDS=$(docker exec $c ps ax | egrep $PROCESS | egrep -v grep | awk '{print $1}')
    if [[ ! -z "$PIDS" ]]; then
        echo "==== $c"
        for PID in $PIDS; do
            echo "===="
            docker exec --user root $c cat /proc/$PID/$PROC_FILE
        done
        echo "===="
    fi
done