Sean,

>> To quote Dmitry from a few weeks ago (around mid Jan. 2012), the usage of
>> nbackup in 2.1 with Classic under high load can be "problematic". It seems
>> that there was quite a re-write in 2.5 though.
>
> I believe that his comment was related to the use in creating backup, not in locking the database.
>
>
>> I have no evidence in respect 2.1 though, except I know one site that quit
>> using nbackup with 2.1.3 and 2.1.4 Classic with ~300 attachments due to
>> stability, corruption problems. Without nbackup, the system is more or less
>> working fine now.
>
> You would have exposure to a wider range of FB installs than me. ;-)
>
> Related to the above; was that install using nbackup to create a backup/incremental backup, or to lock the database?

In this particular case, creating backups. Didn't notice in the
discussion that we are entirely talking about locking the database. ;-)


Regards,
Thomas