On Tue, May 18, 2010 at 12:03 PM, Jeffrey Altman <[email protected]> wrote: > On 5/18/2010 11:16 AM, Jeffrey Hutzelman wrote: >> I'm concerned here that this might mean you are lying about window sizes. > > I (personally) am not lying about anything.
I think he meant that the software resulting from the assumptions wold lie to (peers) about window size. Not the personal you. Anyway, >> Dropping received data on >> the floor when it was received within the advertised window is _not_ >> acceptable; that breaks flow control and exacerbates congestion. > > Of course it is but I believe that the early developers made a wise > choice being causing a kernel panic and being inefficient on the wire. > If you have to choose one, drop the data on the floor and let it be > retransmitted. > > The goal is to ensure that we never get into this case which is why if > the rxi_NeedMorePackets global variable is TRUE we must actually go and > allocate more packets the next time it is safe to do so. > > The patch that was committed today does that for the first time in the > history of Rx. I'm not sure I believe that, but, certainly, it improves things from where they were before. In any case, all of you seem to be talking across each other. -- Derrick _______________________________________________ OpenAFS-devel mailing list [email protected] https://lists.openafs.org/mailman/listinfo/openafs-devel
