On Thu, Dec 08, 2016 at 11:43:08AM +0100, Jesper Dangaard Brouer wrote: > > That's expected. In the initial sniff-test, I saw negligible packet loss. > > I'm waiting to see what the full set of network tests look like before > > doing any further adjustments. > > For netperf I will not recommend adjusting the global default > /proc/sys/net/core/rmem_default as netperf have means of adjusting this > value from the application (which were the options you setup too low > and just removed). I think you should keep this as the default for now > (unless Eric says something else), as this should cover most users. > Ok, the current state is that buffer sizes are only set for netperf UDP_STREAM and only when running over a real network. The values selected were specific to the network I had available so milage may vary. localhost is left at the defaults. -- Mel Gorman SUSE Labs -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>