Index: scripts/mysql_install_db.sh
--- scripts/mysql_install_db.sh.orig
+++ scripts/mysql_install_db.sh
@@ -30,8 +30,8 @@ args=""
 defaults=""
 defaults_group_suffix=""
 mysqld_opt=""
-user=""
-group=""
+user="_mysql"
+group="_mysql"
 silent_startup="--silent-startup"
 
 force=0
@@ -341,7 +341,6 @@ then
   srcpkgdatadir="$srcdir/scripts"
   buildpkgdatadir="$builddir/scripts"
   plugindir="$builddir/plugin/auth_socket"
-  pamtooldir="$builddir/plugin/auth_pam"
 elif test -n "$basedir"
 then
   bindir="$basedir/bin" # only used in the help text
@@ -370,8 +369,7 @@ then
     cannot_find_file fill_help_tables.sql @pkgdata_locations@
     exit 1
   fi
-  plugindir=`find_in_dirs --dir auth_pam.so $basedir/lib*/plugin $basedir/lib*/mysql/plugin $basedir/lib/*/mariadb19/plugin`
-  pamtooldir=$plugindir
+  plugindir=`find_in_dirs --dir auth_ed25519.so $basedir/lib*/plugin $basedir/lib*/mysql/plugin $basedir/lib/*/mariadb19/plugin`
 # relative from where the script was run for a relocatable install
 elif test -n "$dirname0" -a -x "$rel_mysqld" -a ! "$rel_mysqld" -ef "@sbindir@/mariadbd"
 then
@@ -382,7 +380,6 @@ then
   srcpkgdatadir="$basedir/@INSTALL_MYSQLSHAREDIR@"
   buildpkgdatadir="$basedir/@INSTALL_MYSQLSHAREDIR@"
   plugindir="$basedir/@INSTALL_PLUGINDIR@"
-  pamtooldir=$plugindir
 else
   basedir="@prefix@"
   bindir="@bindir@"
@@ -391,7 +388,6 @@ else
   srcpkgdatadir="@pkgdatadir@"
   buildpkgdatadir="@pkgdatadir@"
   plugindir="@pkgplugindir@"
-  pamtooldir="@pkgplugindir@"
 fi
 
 # Set up paths to SQL scripts required for bootstrap
@@ -490,13 +486,13 @@ do
   then
     if test -z "$group"
     then
-      chown $user $dir
+      chown -f $user $dir
     else
-      chown $user:$group $dir
+      chown -f $user:$group $dir
     fi
     if test $? -ne 0
     then
-      echo "Cannot change ownership of the database directories to the '$user'"
+      echo "Cannot change ownership of the database directories to the '$user:$group'"
       echo "user.  Check that you have the necessary permissions and try again."
       exit 1
     fi
@@ -505,25 +501,6 @@ done
 
 if test -n "$user"
 then
-  if test -z "$srcdir" -a "$in_rpm" -eq 0
-  then
-    chown 0 "$pamtooldir/auth_pam_tool_dir/auth_pam_tool" && \
-    chmod 04755 "$pamtooldir/auth_pam_tool_dir/auth_pam_tool"
-    if test $? -ne 0
-    then
-        echo "Couldn't set an owner to '$pamtooldir/auth_pam_tool_dir/auth_pam_tool'."
-        echo "It must be root, the PAM authentication plugin doesn't work otherwise.."
-        echo
-    fi
-    chown $user "$pamtooldir/auth_pam_tool_dir" && \
-    chmod 0700 "$pamtooldir/auth_pam_tool_dir"
-    if test $? -ne 0
-    then
-        echo "Cannot change ownership of the '$pamtooldir/auth_pam_tool_dir' directory"
-        echo "to the '$user' user. Check that you have the necessary permissions and try again."
-        echo
-    fi
-  fi
   args="$args --user=$user"
 fi
 
@@ -641,10 +618,6 @@ fi
 # the screen.
 if test "$cross_bootstrap" -eq 0 && test -z "$srcdir"
 then
-  s_echo
-  s_echo "To start mariadbd at boot time you have to copy"
-  s_echo "support-files/mariadb.service to the right place for your system"
-
   if test "$auth_root_authentication_method" = normal
   then
     echo
@@ -676,10 +649,7 @@ then
   then
     echo
     echo "You can start the MariaDB daemon with:"
-    echo "cd '$basedir' ; $bindir/mariadb-safe --datadir='$ldata'"
-    echo
-    echo "You can test the MariaDB daemon with mysql-test-run.pl"
-    echo "cd '$basedir/@INSTALL_MYSQLTESTDIR@' ; perl mariadb-test-run.pl"
+    echo "/etc/rc.d/mysqld start"
   fi
 
   echo