Was just hit by this bug. Only whilst upgrading from: percona-xtradb-cluster-galera-3.x 3.17-1.trusty > 3.28-1.trusty
Downgrading resolved the issue.
Was just hit by this bug. Only whilst upgrading from: xtradb- cluster- galera- 3.x 3.17-1.trusty > 3.28-1.trusty
percona-
Downgrading resolved the issue.