In message <[email protected]>, Geoff Simmons writes:
>In the second case, there's actually no point in having
>obj.conditional_timeout > obj.grace; an object is evicted when grace
>elapses, no matter what. In that case, we should *not* do something we
>were talking about last week:
>
>> - the cache eviction time for an object (oc->timer_when) becomes
>> o->ttl + max(o->conditional_timeout, HSH_Grace(o->grace))
I still think we should do it this way. If people want
conditionnal_timeout == grace
they can set them that way.
But having them separate allows us to define additional policies,
where objects can linger for longer in the hope they are reused.
--
Poul-Henning Kamp | UNIX since Zilog Zeus 3.20
[email protected] | TCP/IP since RFC 956
FreeBSD committer | BSD since 4.3-tahoe
Never attribute to malice what can adequately be explained by incompetence.
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