On Thursday, 07/25/2013 at 02:58 EDT, Carsten Otte <[email protected]> wrote: > TX errors on a Hipersocket are business as usual. When the receiver fails > to pick up packets at the same rate that the transmitter transmits, the > queues will run full over time. TCP uses packet loss as a measure to > tune the TCP window size, which effectively will reduce the transmit rate. > Thus, the packet loss you see only indicates that trimming down transmits > to match the receiver's performance is taking place.
Carsten, this is information that really needs to be in the Device Driver book, as it differs from the traditional interpretation of TX/RX counters. Alan Altmark Senior Managing z/VM and Linux Consultant IBM System Lab Services and Training ibm.com/systems/services/labservices office: 607.429.3323 mobile; 607.321.7556 [email protected] IBM Endicott ---------------------------------------------------------------------- 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 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
