One-liner to check MongoDB Connections
mongo --eval "JSON.stringify(db.currentOp(true))" | \ tail -n +3 | \ jq -r .inprog[].client | \ sed 's/\(.*\):.*/\1/' \ | sort | uniq -c | sort -nr dump connection information in standard JSON format remove MongoDB header extract IP:port as a list trim port sort IPs by freqencies