The LOCK_ORDER Tool The path to the  lock_order_dependencies.txt  file that defines the server lock-order dependency graph. It is permitted to specify no dependencies. An empty dependency graph is used in this case. If this variable is not set, no secondary file is used. The path to a file containing additional dependencies for the lock-order dependency graph. This is useful to amend the primary server dependency graph, defined in the  lock_order_dependencies.txt  file, with additional dependencies describing the behavior of third party code. (The alternative is to modify lock_order_dependencies.txt  itself, which is not encouraged.) The directory where the LOCK_ORDER tool writes its logs. If this variable is not set, the default is the current directory. 1163 • lock_order_print_txt • lock_order_output_directory • lock_order_extra_dependencies Scope Global Dynamic No SET_VAR  Hint Applies No Type File name Default Value empty string Command-Line Format --lock-order-extra- dependencies=file_name Introduced 8.0.17 System Variable lock_order_extra_dependencies Scope Global Dynamic No SET_VAR  Hint Applies No Type File name Default Value empty string Command-Line Format --lock-order-output- directory=dir_name Introduced 8.0.17 System Variable lock_order_output_directory Scope Global Dynamic No SET_VAR  Hint Applies No Type Directory name Default Value empty string Command-Line Format --lock-order-print-txt[={OFF|ON}]