[pmwiki-users] pagelists link= with pages generated externally

[Simon]

Petko did something clever with the Thumblist recipe which also faced a
similar issue with generating many thumbnails.
It now seems to be virtually unlimited by the number to process as long
as each uses < 30 second to render

Simon


Christophe David wrote:
>> I've just updated the import.php script with an $ImportTime variable
>> to indicate the maximum amount of time (in seconds) that the script should
>> spend importing files.  The default is 15 seconds.
>>     
>
> Thanks a lot for further improving this very useful recipe.
>
>   
>> If time expires before import has finished processing files, it attempts
>> to change the timestamp of the .lastimport file so that it will continue
>> processing more imports on the next browse request.  (Regardless, it will
>> check things again after $ImportFreq seconds have elapsed.)
>>     
>
> This does probably not contribute to the expected result: when you
> have say 3.000 pages to import (small ones with only a few
> PagetextVariables ;-) ), all visitors (or always the same visitor if
> there is only one active) will have all their requests taking 15
> seconds, and the CPU will be loaded as is there was no "regulation"
> mechanism, possibly triggering alarms and/or problems with the hosting
> company.
>
> With the initial version of your script, I modified the loop to exit
> after 5 seconds, and set $ImportFreq to 20 seconds.  This way, not all
> requests appear to be slow to the visitors, and the total CPU load
> cannot exceed 3 peaks of 5 seconds every minute.  Of course, it took 4
> hours before all my new pages were imported, but I can live with that,
> and none of the users complained (maybe we should study the psychology
> of the web surfer more in detail ;-) )
>
> In conclusion, I would suggest to reconsider the .lastimport file
> "touch" when there remain files to be imported, or to make it
> configurable too.
>
> What do you think ?
>
> Thanks again for all this.
>
> Christophe
>
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>   

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