Sliding expiration

dormando dormando at
Sat Apr 19 01:56:15 UTC 2008

-M? :)

Simone Busoli wrote:
> What we're trying to accomplish is to oversize the memcached servers
> memory in order to potentially keep all our data inside memchached,
> which will never need to reclaim space and thus won't apply its lru
> mechanism. Therefore, in order to keep the most frequently used data
> always in cache we would like to apply a sliding expiration of x to
> the entries, so that as long as they are accessed at least each x,
> they never expire.
> On 4/18/08, Dustin Sallings <dustin at> wrote:
>>    What exactly are you trying to accomplish?
>>    The lru does a pretty good job of keeping active stuff active,
>> otherwise, yeah, do it in your app.
>>    There's been talk of a touch command? But implementing it isn't a
>> very high priority.
>> --
>> Dustin Sallings (mobile)
>> On Apr 18, 2008, at 1:56, "Simone Busoli" <simone.busoli at>
>> wrote:
>>> Hello, I have a question about the expiration policy employed by
>>> Memcached. Does it support sliding expiration out of the box or does
>>> it have to be managed at the application level?

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