At 05:42 PM 18/06/2008, Michael Boyle wrote:

>Quad core 8GB ram.
>Software raid 10
>XFS partition.
>Forced writes.
>
>Database about 11GB in size.
>
>Upgraded via backup and restore of 2.0 database.
>
>Gbak reports no errors.
>4 times in the last 48 hours Nbackup has hung without creating a delta
>file.
>The only way to restart the database is with a reboot.
>
>Initially the backups were going to a separate LVM partition. I
>disabled that in case there was an error in LVM. The last one failed
>on the raid partition.
>
>The LVM routine was established during V2.0. use of the database(s).
>Although this database corrupted (gds inconsistency error) on average
>every three months under 2.0 (never under 1.5) Nbackup has never had a
>problem before.
>
>I am disabling Nbackup for now but it is a problem of great concern.
>
>Any ideas?

Yup. Nbackup was broken by some errant changes in 2.1. A release candidate for patch release 2.1.1 is available for you to try: http://firebirdsql.org

./helen