diff options
| author | Or Gerlitz <ogerlitz@mellanox.com> | 2014-01-20 11:59:21 (GMT) |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2014-01-22 02:05:04 (GMT) |
| commit | dc01e7d3447793fd9e4090aa9d50c549848b5a18 (patch) | |
| tree | 78986427fd32829b74d9947612eb2e12913cc768 /include/net | |
| parent | e27a2f839598e48bb345f9fc86d4d54c3944db50 (diff) | |
| download | linux-dc01e7d3447793fd9e4090aa9d50c549848b5a18.tar.xz | |
net: Add GRO support for vxlan traffic
Add GRO handlers for vxlann, by using the UDP GRO infrastructure.
For single TCP session that goes through vxlan tunneling I got nice
improvement from 6.8Gbs to 11.5Gbs
--> UDP/VXLAN GRO disabled
$ netperf -H 192.168.52.147 -c -C
$ netperf -t TCP_STREAM -H 192.168.52.147 -c -C
MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.52.147 () port 0 AF_INET
Recv Send Send Utilization Service Demand
Socket Socket Message Elapsed Send Recv Send Recv
Size Size Size Time Throughput local remote local remote
bytes bytes bytes secs. 10^6bits/s % S % S us/KB us/KB
87380 65536 65536 10.00 6799.75 12.54 24.79 0.604 1.195
--> UDP/VXLAN GRO enabled
$ netperf -t TCP_STREAM -H 192.168.52.147 -c -C
MIGRATED TCP STREAM TEST from 0.0.0.0 (0.0.0.0) port 0 AF_INET to 192.168.52.147 () port 0 AF_INET
Recv Send Send Utilization Service Demand
Socket Socket Message Elapsed Send Recv Send Recv
Size Size Size Time Throughput local remote local remote
bytes bytes bytes secs. 10^6bits/s % S % S us/KB us/KB
87380 65536 65536 10.00 11562.72 24.90 20.34 0.706 0.577
Signed-off-by: Shlomo Pongratz <shlomop@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
| -rw-r--r-- | include/net/vxlan.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/net/vxlan.h b/include/net/vxlan.h index 6b6d180..5deef1a 100644 --- a/include/net/vxlan.h +++ b/include/net/vxlan.h @@ -21,6 +21,7 @@ struct vxlan_sock { struct rcu_head rcu; struct hlist_head vni_list[VNI_HASH_SIZE]; atomic_t refcnt; + struct udp_offload udp_offloads; }; struct vxlan_sock *vxlan_sock_add(struct net *net, __be16 port, |