Jack Morgenstein wrote: > On Thursday 14 February 2008 09:14, Pradeep Satyanarayana wrote: >>> On the other hand, if the remote host is actually down, you will make >>> "retry storms" >>> worse by retrying both at the link layer AND at the TCP layer (each TCP >>> retry resulting >>> in multiple lower-layer retries). This will have an effect on the fabric. >> If the remote host is down establishment of an RC connection does not arise. >> The UD >> connection itself will fail. >> > I'm talking about the case where the remote host fails after the connection > is established. > In this case, RC will continue to retransmit until the rnr_retry count is > exhausted.
Remote host failing should itself be a rare occurrence, and the value for retry=3 is small enough that it should have minimal effects if any. More over that should have only a transient effect. Pradeep _______________________________________________ general mailing list [email protected] http://lists.openfabrics.org/cgi-bin/mailman/listinfo/general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
