I think this is somewhat related and a workaround could be set innodb_adaptive_hash_index_partitions to 1. https://bugs.launchpad.net/percona-server/+bug/791030
I think this is somewhat related and a workaround could be set innodb_ adaptive_ hash_index_ partitions to 1. https:/ /bugs.launchpad .net/percona- server/ +bug/791030