[Xapian-discuss] last_mod performance

[Frank J Bruzzaniti]

I've only seen one patch (it's a combination of many) that uses last_mod 
as discussed.

Dose anyone know of any patches or could provide that just adds the 
last_mod feature?

Richard Boulton wrote:
> On Tue, Feb 10, 2009 at 10:16:37AM +1030, Frank J Bruzzaniti wrote:
>   
>> I was just wondering if anyone knew what the performance increase was 
>> using last_mod to only to scanned altered files.
>>     
>
> I've not measured it, but it will typically be quite significant.  Depends
> how many files you have which aren't frequently changing, of course.
>
>   
>> I understand I guess it all depends on how busy the site is and how many 
>> files change, but typically would you say it's a feature that
>> you would use because of a dramatic increase in performance.
>>     
>
> Yes.
>
>