Cache questions

Jim Ohlstein jim.ohlstein at gmail.com
Tue Jul 14 19:28:15 MSD 2009



Igor Sysoev wrote:
> On Tue, Jul 14, 2009 at 09:26:22AM -0400, Jim Ohlstein wrote:
>
>   
>> Igor Sysoev wrote:
>>     
>>> On Mon, Jul 13, 2009 at 11:09:34PM -0400, Jim Ohlstein wrote:
>>>
>>>  
>>>       
>>>> It is now logging "HIT" or "MISS" for each request in that location block.
>>>>
>>>> It is safe to assume that with fastcgi_cache_min_uses set at 2 that for 
>>>> every first miss shared memory is allocated, that the file is written to 
>>>> the cache on the second miss, and that each logged "hit" is an actual 
>>>> serve from the cache (third and subsequent requests for the file)?
>>>>    
>>>>         
>>> Yes. Currently, there are "MISS", "EXPIRED", "STALE", "UPDATING", and "HIT"
>>> states. If you will think out a good name for state when miss is just 
>>> counted,
>>> but not cached, I will make this state.
>>>
>>>
>>>  
>>>       
>> "MISS-NOT_CACHED"  fairly well tells the story, if it's not too long. 
>> Otherwise  "MISS-NC".
>>
>> Or perhaps "MISS-COUNTING".
>>     
>
> May be just "COUNTING" ?
>
>   
So the first miss would be "MISS", subsequent misses would be 
"COUNTING"? Or vice versa? Either way would be good for me.


Jim





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