Public bug reported:
Hi,All:
i am trying to upgrade xtradb cluster from 5.6 to 5.7. but its can't
completed.
operator history
```sh
service mysql stop
apt-get remove percona-xtrabackup* percona-xtradb-cluster*
apt-get install percona-xtradb-cluster-57 //its has some issuse of auto
start mysqld
service mysql stop
/usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-
dir=/usr/lib/mysql/plugin --user=mysql --wsrep-provider='none'
#a new session
mysql_upgrade
#Checking if update is needed.
#Checking server version.
#Running queries to upgrade MySQL server.
#mysql_upgrade: (non fatal) [ERROR] 1728: Cannot load from mysql.proc. The
table is probably corrupted
#mysql_upgrade: (non fatal) [ERROR] 1545: Failed to open mysql.event
#mysql_upgrade: [ERROR] 1136: Column count doesn't match value count at row 1
System Version: ubuntu 16.04
source mysqld version:
mysqld Ver 5.6.28-76.1-56 for debian-linux-gnu on x86_64 (Percona XtraDB
Cluster (GPL), Release rel76.1, Revision f9b078d, WSREP version 25.14,
wsrep_25.14)
dist mysqld version:
mysqld Ver 5.7.20-18-57 for debian-linux-gnu on x86_64 (Percona XtraDB
Cluster (GPL), Release rel18, Revision 4a4da7e, WSREP version 29.24,
wsrep_29.24)
** Affects: percona-xtradb-cluster-5.6 (Ubuntu)
Importance: Undecided
Status: New
** Tags: cluster
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https://bugs.launchpad.net/bugs/1752055
Title:
can't upgrade xtradb cluster from 5.6 to 5.7
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