Comment 7 for bug 1603842

Verified on MOS 8.0 + mu4 updates.
Before backup failed because of errors that "Container is already paused". With fix:
...
NOTE: Following containers was not unpaused because they were paused before backup
3c632f6a405b e5dc8102e244 576e564a50c3
Backing up PostgreSQL database to /var/log/fueldocker/postgres_backup.sql...
Compressing archives...
Compressing system-dirs.tar postgres_backup.sql
Compression Ratio: 31.563. Average Compression Speed: 25.333MB/s.
Total time: 00:00:02.45
Cleaning up...
Backup complete. File is available at /var/log/fueldocker/fuel_backup_2017-02-14_1034.tar.lrz