Subject Re: [Firebird-Architect] Vulcan architecture and lock tables
Author Arno Brinkman
Hi,

> In Vulcan, we may have a few engine providers within a single
> installation. It's supposed that every of them is responsible for each
> own ODS. The problem is that each engine provider may have different
> (read: incompatible) lock manager implementation. As all providers by
> default share the same root directory (and hence the lock table), an
> attempt to use them simultaneously would cause server crashes and
> database corruptions. Am I missing something or is it a real problem? If
> the latter, how are we going to guarantee the consistency? Also, even if
> all engines are configured for different roots, this issue implies that
> one would need a few versions of fb_lock_print in order to analyze the
> lock table.
>
> Comments?

LockFile can be set in configuration and fb_lock_print use that one too.
Also the lock-filename can be passed with fb_lock_print, so i don't see problems here?

Regards,
Arno Brinkman
ABVisie

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