makedbz -i still running at 125+ hours

Russ Allbery rra at
Mon Jun 11 09:12:17 UTC 2001

Miquel van Smoorenburg <list-inn-workers at> writes:
> Joe St Sauver  <JOE at OREGON.UOREGON.EDU> wrote:

>> Recall my makedbz -i on a history file with 44,759,312 entries... it is
>> still running at 125+ CPU hours on a PIII 1GHz system, with
>> history.n.hash 224,976,390 octets in size, and history.n.index
>> 299,968,520 octets in size.

>> I think it is fair to say that makedbz -i cannot be recommended as a
>> recovery strategy given the duration of that run time (with no end in
>> sight).

> It's weird, I ran makedbz -i on the history database on one of my
> servers just a few days ago. It had something like 17,000,000 entries
> and finished in a few minutes. INN-2.4 CVS, no tagged hash.

dbz degenerates into an incredibly inefficient linked list if the table
size isn't large enough.

Russ Allbery (rra at             <>

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