升级至mySQL 5.7.11失败

 
按照正常的升级步骤，升级至mySQL 5.7.11失败 ：
 
-- Installing: /usr/local/mysql/mysql-test/./valgrind.supp
-- Installing: /usr/local/mysql/mysql-test/./README.gcov
-- Up-to-date: /usr/local/mysql/mysql-test/mtr
-- Up-to-date: /usr/local/mysql/mysql-test/mysql-test-run
-- Installing: /usr/local/mysql/mysql-test/lib/My/SafeProcess/my_safe_process
-- Up-to-date: /usr/local/mysql/mysql-test/lib/My/SafeProcess/my_safe_process
-- Installing: /usr/local/mysql/mysql-test/lib/My/SafeProcess/Base.pm
-- Installing: /usr/local/mysql/support-files/my-default.cnf
-- Installing: /usr/local/mysql/support-files/mysqld_multi.server
-- Installing: /usr/local/mysql/support-files/mysql-log-rotate
-- Installing: /usr/local/mysql/support-files/magic
-- Installing: /usr/local/mysql/share/aclocal/mysql.m4
-- Installing: /usr/local/mysql/support-files/mysql.server
./include/upgrade_db.sh: line 212: /usr/local/mysql/scripts/mysql_install_db: No such file or directory
Starting MySQL....The server quit without updating PID file[FAILED]mysql/mysql.pid).
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/tmp/mysql.sock' (2)
MySQL server PID file could not be found!                  [FAILED]
Starting MySQL...The server quit without updating PID file [FAILED]ysql/mysql.pid).