
Issue 11
© Solarflare Communications 2014
84
Solarflare Server Adapter
User Guide
LRO can also be controlled on a per-adapter basis by writing to this file in
sysfs
:
/sys/class/net/ethX/device/lro
To disable LRO:
echo 0 > /sys/class/net/ethX/device/lro
To enable LRO:
echo 1 > /sys/class/net/ethX/device/lro
To show the current value of the per-adapter LRO state:
cat /sys/class/net/ethX/device/lro
Modifying this file instantly enables or disables LRO, no reboot or driver reload is required. This
setting takes precedence over the
lro
module parameter
Current LRO settings can be identified with Linux ethtool .e.g.
ethtool -k ethX