drwxr-xr-x root       root             4096 ./usr
drwxr-xr-x root       root             4096 ./usr/bin
-rwxr-xr-x root       root            51200 ./usr/bin/mosquitto_pub
-rwxr-xr-x root       root            59376 ./usr/bin/mosquitto_rr
-rwxr-xr-x root       root            59376 ./usr/bin/mosquitto_sub