also observed on http://jenkins.percona.com/view/Percona%20Xtrabackup/job/percona-xtrabackup-trunk/Host=ubuntu-natty-32bit,xtrabackuptarget=xtradb55/9/ - exactly same symptoms
also observed on http:// jenkins. percona. com/view/ Percona% 20Xtrabackup/ job/percona- xtrabackup- trunk/Host= ubuntu- natty-32bit, xtrabackuptarge t=xtradb55/ 9/ - exactly same symptoms