WebProducts Support Production Support Development Support WebAug 17, 2024 · Your current configuration for your NIC can be viewed by running ethtool, as below. ethtool -k eth0 (where eth0 is your NIC) You are looking for the following configuration options: tcp-segmentation-offload: on tx-tcp-segmentation: on generic-segmentation-offload: on generic-receive-offload: on
Segmentation Offloads — The Linux Kernel documentation
Webethtool -C eth [pkt-rate-low N] [pkt-rate-high N] [rx-usecs-low N] [rx-usecs-high N] Sets the values for packet rate limits and for moderation time high and low values. ... TCP Segmentation Offload (TSO), Generic Segmentation Offload (GSO): increase outbound throughput by reducing CPU overhead. It works by queuing up large buffers and ... WebMar 13, 2013 · When setting up your device's interface within your driver, you should unset the flag NETIF_F_HW_CSUM in netdev->hw_features to force TCP to calculate the check-sum in software. For a example of setting up the hardware's feature-flags, take a look at lxr.free-electrons.com/source/drivers/net/ethernet/intel/e1000e/netdev.c. Share Follow infrua
117291 – Cannot enable LRO on ixgbe - Linux kernel
WebAug 4, 2015 · The TCP segment size starts off respecting the MTU (of 1500), but doubles with each successfully sent packet, until it reaches a limit at 64K. using WEAVE_NO_FASTDP on both ends of the wire (which drops back to the old pcap), there is a marked difference in throughput between the proxy and the plugin (which does not run … WebDec 15, 2014 · Let's take this output of ethtool : large-receive-offload: off [fixed] rx-vlan-offload: on tx-vlan-offload: on If I want to change rx-vlan-offload I would do : $ sudo … WebMay 28, 2024 · For example, in case the inner packet will be 9000 bytes, while the port MTU is 1500 bytes. the segmentation of the packet will be in the HW. # ethtool -K … mitchell tenpenny athens ga