diff options
Diffstat (limited to 'etc')
| -rw-r--r-- | etc/init.d/vyatta-no-tso | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/etc/init.d/vyatta-no-tso b/etc/init.d/vyatta-no-tso new file mode 100644 index 0000000..d5d320a --- /dev/null +++ b/etc/init.d/vyatta-no-tso @@ -0,0 +1,36 @@ +# +# Startup script to disable TSO on ethernet interfaces using +# the "igb" driver. This works-around a performance issue +# with this driver in Jenner. Details in: +# +# https://bugzilla.vyatta.com/show_bug.cgi?id=5100 +# + +ACTION=$1 + +start() +{ + for i in /sys/class/net/eth* ; do + if [ -d $i ]; then + ifname=${i#/sys/class/net/} + driver=`/usr/sbin/ethtool -i $ifname | grep ^driver | awk '{print $2}'` + if [ "$driver" = "igb" ]; then + logger -t "vyatta-no-tso" -p local0.warning "Disabling TSO on $ifname" + /usr/sbin/ethtool -K $ifname tso off + fi + fi + done +} + +case "$ACTION" in + start) + start + ;; + *) + echo "usage: $0 start" + exit 1 + ;; +esac + +exit 0 + |