mysqlslap — A Load Emulation Client • --password[= password ] ,  -p[ password ] • --pipe ,  -W • --plugin-dir= dir_name • --port= port_num ,  -P  port_num • --post-query= value • --post-system= str • --pre-query= value • --pre-system= str • --print-defaults • --protocol={TCP|SOCKET|PIPE|MEMORY} 549 Print the program name and all options that it gets from option files. For additional information about this and other option-file options, see Section 4.2.2.3, “Command-Line Options that Affect Option-File Handling” . The string to execute using  system()  before running the tests. This execution is not counted for timing purposes. The file or string containing the statement to execute before running the tests. This execution is not counted for timing purposes. The string to execute using  system()  after the tests have completed. This execution is not counted for timing purposes. The file or string containing the statement to execute after the tests have completed. This execution is not counted for timing purposes. For TCP/IP connections, the port number to use. The directory in which to look for plugins. Specify this option if the  --default-auth  option is used to specify an authentication plugin but  mysqlslap  does not find it. See Section 6.2.17, “Pluggable Authentication” . On Windows, connect to the server using a named pipe. This option applies only if the server was started with the  named_pipe  system variable enabled to support named-pipe connections. In addition, the user making the connection must be a member of the Windows group specified by the named_pipe_full_access_group  system variable. To explicitly specify that there is no password and that  mysqlslap  should not prompt for one, use the --skip-password  option. Specifying a password on the command line should be considered insecure. To avoid giving the password on the command line, use an option file. See Section 6.1.2.1, “End-User Guidelines for Password Security” . The password of the MySQL account used for connecting to the server. The password value is optional. If not given,  mysqlslap  prompts for one. If given, there must be  no space  between  --password=  or  - p  and the password following it. If no password option is specified, the default is to send no password.