[Cerowrt-devel] [Bloat] uplink bufferbloat and scheduling problems
David Lang
david at lang.hm
Wed Dec 1 16:09:46 EST 2021
On Wed, 1 Dec 2021, David P. Reed wrote:
> To say it again: More memory *doesn't* improve throughput when the queue
> depths exceed one packet on average
slight disagreement here. the buffer improves throughput up to the point where
it handles one burst of packets. When packets are transmitted individually,
that's about one packet (insert hand waving about scheduling delays, etc). but
with wifi where you can transmit multiple packets in one airtime slot, you need
enough buffer to handle the entire burst.
David Lang
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