Posts Tagged ‘ multimaster

Mysql: wrong slave_master_info after upgrade to 5.7

After upgrade mysql-server from 5.6 to 5.7.10 something strange going on with multimaster replication.
When you add more then one channel replication tool not see second channel and server hangs on first channel.
This happens because mysql_upgrade tool have a bug. This bug create columns in table slave_master_info in wrong order.
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