he INSERTing threads will be fighting over similar spots in the
> table.
>
> Is it I/O bound when it is single-threaded? If so, then there can't be any
> improvement with use-threads.
>
> etc.
>
> Suggest you file a bug with bugs.mysql.com. If nothing else, the
I'm in the middle of migrating an InnoDB database to an NDBCluster. I
use mysqldump to first create two dumps, the first one contains only
the database schema, the second one contains only tab delimited data
(via mysqldump --tab). I edit my InnoDB schema here and there
(ENGINE=InnoDB to ENGINE=NDB,