There is no need for them to be uncached. Having them as uncached killed the networking performance, over 90% time was spent in kernel out of which 80% was in checksum calculation and memcpy, half each (measured in qemu with e1000e)
There is no need for them to be uncached. Having them as uncached killed the networking performance, over 90% time was spent in kernel out of which 80% was in checksum calculation and memcpy, half each (measured in qemu with e1000e)