Replication just stopped in one Slave server with error: The table xtable is full which means no more records are permitted to insert in this table by MySQL and hence this has broken the replication.

I checked that xtable is having storage engine as Memory. In such tables, the max. no. of records you can insert is controlled by variable max_heap_table_size. When checking the size of this variable, I found that this is having default value:

mysql> show variables like 'max_heap_table_size';
+---------------------+----------+
| Variable_name       | Value    |
+---------------------+----------+
| max_heap_table_size | 16777216 |
+---------------------+----------+
1 row in set (0.00 sec)

So we need to increase the value of this variable and then issue Alter Table command to make it effective. Also do not …