- -h|--help
- Display help. 
- -V|--version
- Display version. 
- -q|--quiet
- Operate quietly. 
- -v|--verbose
- Operate more verbosely. 
- -d|--debug
- See - -v|--verbose.
- -s|--servers <list of servers>
- Specify the list of servers as hostname[:port][,hostname[:port]...]. 
- -n|--non-blocking
- Enable non-blocking operations. 
- -N|--tcp-nodelay
- Disable Nagle's algorithm. 
- -b|--binary
- Enable binary protocol. 
- -B|--buffer
- Buffer requests. 
- -u|--username <username>
- Use username for SASL authentication. 
- -p|--password <password>
- Use password for SASL authentication.