gjournal size reservation?

[Ivan Voras]

Volker wrote:

> Ok, short after asking my questions, I figured it out myself. gjournal
> is responding with an error message when trying to use the same area
> for more than one journal. Will this change one time in the future?

Pawel is authoritative on this, but no, I don't think it will change. 
It's because gjournal is so separate from UFS.

> hmm, this calculation sounds like it's valid for busy server machines
> but is it valid as a general rule of thumb? On my typical desktop (and
> even on my typical router/proxy/mailserver etc), there's not that much
>  traffic on the disk bus so I would tend to use a smaller size (< 1GB).

I asked Pawel about this once, and he recommended against it since you 
might get a panic if you get a burst of activity on the drive that 
exceeds journal areas.



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