10 SAN Multiprotocol Routing: An Introduction and Implementation
encountered, and then to recover rapidly to the full sending rate by doubling each
time until full rate is regained.
Other vendors take a simpler approach to achieve much the same end. Rather
than introduce new algorithms, they suggest setting:
minimum = maximum x 0.8
If you are sharing your IP link between storage and other IP applications, using
either of these storage friendly congestion controls might impact your other
applications.
You can find the specification for TCP congestion control on the Web at:
http://www.ietf.org/rfc/rfc2581.txt
1.3.3 Round-trip delay
Round-trip link latency is the time it takes for a packet to make a round-trip
across the link. The term
propagation ...