When a smart pg_ctl shutdown fails, mention -m fast as a tip.

diff --git a/src/bin/pg_ctl/pg_ctl.c b/src/bin/pg_ctl/pg_ctl.c
index 2fab5c9..4b9fb84 100644 (file)
--- a/src/bin/pg_ctl/pg_ctl.c
+++ b/src/bin/pg_ctl/pg_ctl.c
@@ -865,6 +865,9 @@ do_stop(void)
                        print_msg(_(" failed\n"));
 
                        write_stderr(_("%s: server does not shut down\n"), progname);
+                       if (shutdown_mode == SMART_MODE)
+                               write_stderr(_("TIP: the \"-m fast\" option immediately disconnects sessions rather than\n"
+                                                       "waiting for session-initiated disconnection.\n"));
                        exit(1);
                }
                print_msg(_(" done\n"));
@@ -952,6 +955,9 @@ do_restart(void)
                        print_msg(_(" failed\n"));
 
                        write_stderr(_("%s: server does not shut down\n"), progname);
+                       if (shutdown_mode == SMART_MODE)
+                               write_stderr(_("TIP: the \"-m fast\" option immediately disconnects sessions rather than\n"
+                                                       "waiting for session-initiated disconnection.\n"));
                        exit(1);
                }