Wietse Venema wrote:
Mark Goodge:
Wietse Venema wrote:
Mark Goodge:
The cache has two main functions:

1. To reduce traffic between the gateway and destination server, and reduce load on both.

2. To allow the gateway server to correctly handle mail acceptance/rejection when the destination server is unreachable.
If the cache is good enough for 2) then it makes no sense to
skip the cache for 1).
It would if even the short lag for cached failures (or, for that matter, cached successes) to expire is unacceptable. A typical example might be

If the cache is NOT good enough for 1) then it is NOT good enough
for 2), either.

It would be under the scenario that I described.

Therefore do NOT use the cache.

That's the workaround, yes. But it's not the ideal!

Mark

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