--- mysqld_safe.sh	2021-12-18 00:07:27.000000000 +0800
+++ /root/mysql-8.0.28/scripts/mysqld_safe.sh	2022-02-28 10:57:51.591024881 +0800
@@ -955,7 +955,7 @@ do
         sleep_state=$?
         if test $sleep_state -gt 0
         then
-          log_notice "The server is respawning too fast and no working sleep command. Turning off trottling."
+          log_notice "The server is respawning too fast and no working sleep command. Turning off throttling."
           have_sleep=0
         fi