On ons, 2007-09-19 at 15:42 +0800, Adrian Chadd wrote: > On Wed, Sep 19, 2007, Henrik Nordstrom wrote: > > > > * A request occurs and squid checks the file for freshness, or > > > > no. > > It doesn't? I swear I've seen code which checks whether the object is stale > or not before using the in-memory copy (or whether it needs to be revalidated.) It checks if the object is fresh, if not it switches to the cache validation code path. As cache validation needs the old object it's not removed other than as a side effect of cache validation resulting in a new object to replace the old. Regards Henrik
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