Closes leaked deleted and eventfd left by docker

close_docker_files.sh

#!/bin/bash

export PATH=/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin
docker_pid=$(cat /var/run/docker.pid)
gdb -p $docker_pid <<< "$( ls /proc/$docker_pid/fd -l --time-style=+'%s' | grep -E 'deleted' | awk '{ printf("p close(%s)\n", $7)}')" >/dev/null


#closing evenfds that do not have a corresponding memory.oom_control
eventfds="$(for eventfd in $(ls /proc/$docker_pid/fd -l --time-style=+'%s' | grep -E 'eventfd'| awk '{print $7}'); do 
        memory_pid=$((eventfd - 1))
        if [ -f /proc/$docker_pid/fd/$memory_pid ] && ! ( ls -l /proc/$docker_pid/fd/$memory_pid | grep 'memory.oom_control' >/dev/null ) ; then
                echo "p close($eventfd)"
        fi
done)"
gdb -p $docker_pid <<< "$eventfds"