NAS ブリッジの 2.2.1 から 2.3.1 へのアップグレードは失敗します
環境
- NAS ブリッジ 2.3.1
- NAS Bridge 11.4
問題
NAS ブリッジの 2.2.1 から 2.3.1 または 2.3.1 から 11.4 へのアップグレードが失敗し、次のエラーを示すログが表示されることがあります。
Installation finished. No error reported.
[Task]
Preparing data
Flushing mysql host cache
Flushing mysql thread cache
Flushing mysql tables
Clean shutdown in progress - purging all
data, please don't interrupt
Shutdown signal sent to server; Waiting for pid file to disappear
Mysql shutdown complete
Starting
mysql again
Verifying mysqld service, will take upto 2 minutes
mysqladmin: connect to server at 'localhost' failed
error: 'Can't
connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (111 "Connection refused")'
Check that mysqld is running
and that the socket: '/var/run/mysqld/mysqld.sock' exists!
Mysqld is down, restarting in 5s
mysqld is alive
Mysqld is unstable,
failing upgrade
ERROR: Failed flushing database