I just noticed that db1062 and db2040 (s7 master) have their table `metawiki.pagelinks` partitioned:
```
CREATE TABLE `pagelinks` (
`pl_from` int(8) unsigned NOT NULL DEFAULT '0',
`pl_namespace` int(11) NOT NULL DEFAULT '0',
`pl_title` varbinary(255) NOT NULL DEFAULT '',
`pl_from_namespace` int(11) NOT NULL DEFAULT '0',
PRIMARY KEY (`pl_from`,`pl_namespace`,`pl_title`),
KEY `pl_namespace` (`pl_namespace`,`pl_title`,`pl_from`),
KEY `pl_backlinks_namespace` (`pl_from_namespace`,`pl_namespace`,`pl_title`,`pl_from`)
) ENGINE=InnoDB DEFAULT CHARSET=binary
/*!50100 PARTITION BY RANGE (pl_namespace)
(PARTITION p_2 VALUES LESS THAN (3) ENGINE = InnoDB,
PARTITION p_9 VALUES LESS THAN (10) ENGINE = InnoDB,
PARTITION p_10 VALUES LESS THAN (11) ENGINE = InnoDB,
PARTITION p_max VALUES LESS THAN MAXVALUE ENGINE = InnoDB) */
```
This is probably a leftover from when these hosts were cloned or something as the other slaves don't have it (apart from recentchanges ones).
ALTER table to run: `set session sql_log_bin=0; alter table pagelinks remove partitioning;`
Progress:
[] db1062
[x] db2040