LJ::procnotify_add — Sends a message to all other processes on all clusters.
cmd. Command name. Currently recognized: "DBI::Role::reload" and "rename_user"
args. Hashref with key/value arguments for the given command. See relevant parts of LJ::procnotify_callback for required args for different commands.
You'll probably never use this yourself.
new serial number on success; 0 on fail.