xtrabackup: error: log block numbers mismatch

Hello,

I have Centos 7 and Percona server 5.5 installed, I have a large innodb database (700G)

Backup fail with the following error after 530G backup:
xtrabackup: error: log block numbers mismatch:
xtrabackup: error: expected log block no. 202108165, but got no. 212593917 from the log file.
xtrabackup: Error: xtrabackup_copy_logfile() failed.
innobackupex: got a fatal error with the following stacktrace: at /usr/bin/innobackupex line 2694.
main::wait_for_ibbackup_file_create(’/backup/backupDB/sunday/xtrabackup_suspended_2’) called at /usr/bin/innobackupex line 2714
main::wait_for_ibbackup_suspend(’/backup/backupDB/sunday/xtrabackup_suspended_2’) called at /usr/bin/innobackupex line 1968
main::backup() called at /usr/bin/innobackupex line 1592
innobackupex: Error: The xtrabackup child process has died at /usr/bin/innobackupex line 2694.

Last complete backup was 3 days ago.

Please if somebody can help me

Thank you
Marius

Ah, I forgot to mention, the backup target is a nfs fs

Check below threads discussed similar issues.

http://www.percona.com/forums/questions-discussions/percona-xtrabackup/14029-backup-fails-with-log-block-numbers-mismatch
http://www.percona.com/forums/questions-discussions/percona-xtradb-cluster/12319-xtrabackup-failing-due-to-log-block-number-mismatch-or-child-process-dead