On Thursday, 09/02/2004 at 10:47 AST, "Post, Mark K" <[EMAIL PROTECTED]> wrote:
> Interesting. So, at conceptual level, what are the differences between QDIO > and HiperSocket guest LANs (aside from the interface name)? HiperSockets (real and virtual) is a synchronous interface. When the sending LPAR or virtual machine data buffer is marked "empty", the receiving LPAR or virtual machine has a buffer marked "full". This results in lower latency than OSA (again, real or virtual). >From a virtual point of view, HiperSockets has a slightly shorter path length through CP. (Whether you can measure the difference depends entirely on the workload.) >From a networking point of view, we (try) to view them the same, with the same capabilities. Alan Altmark Sr. Software Engineer IBM z/VM Development ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to [EMAIL PROTECTED] with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390
