This bug is not just related to innodb_file_per_table. I've just experienced it without that setting. In fact, I was doing some testing with a brand new server, brand new install of the latest Percona server and Xtrabackup, and I experienced the same problem.
This bug is not just related to innodb_ file_per_ table. I've just experienced it without that setting. In fact, I was doing some testing with a brand new server, brand new install of the latest Percona server and Xtrabackup, and I experienced the same problem.