expire info in history when using CNFS

[Russ Allbery]

Fabien Tassin <fta at sofaraway.org> writes:
> According to Russ Allbery:

>> You should be able to cut back on your innfeed memory usage quite a
>> bit.  Mine are 16MB, 6MB, and 6MB.  Break out binaries into a separate
>> innfeed process and reduce it's max-queue-size; the default of 25 is
>> way too long for large binaries.  Instead, set the queue size for that
>> innfeed to about 5.  Also make sure you're using min-queue-connection.
>> (I wonder if min-queue-connection should even be an option, or if we
>> should just always turn it on unconditionally.)

> I'm already doing all of this except that my max-queue-size is much
> higher than that. Making it lower limits my output rate and I'm then no
> longer able to full-feed leaf (or slow) peers, even with 25 (the
> default).

That doesn't make any sense to me... even five binary articles are already
going to saturate network buffers, and I don't see why offering fewer at a
time would reduce your throughput.  What am I missing?

-- 
Russ Allbery (rra at stanford.edu)             <http://www.eyrie.org/~eagle/>