From: Tom Herbert <tom@herbertland.com>
To: <davem@davemloft.net>, <netdev@vger.kernel.org>,
<jesse@nicira.com>, <linville@tuxdriver.com>
Cc: <kernel-team@fb.com>
Subject: [PATCH net-next 0/3] geneve: Add support for Remote Checksum Offload
Date: Tue, 8 Dec 2015 10:27:15 -0800 [thread overview]
Message-ID: <1449599238-4094072-1-git-send-email-tom@herbertland.com> (raw)
This patch set adds UDP checksum configuration via netlink and
Remote Checksum Offload for Geneve,
Testing (10Gbps mlx4):
Single connection TCP_STREAM in netperf
- No UDP checksums, no RCO
4371.9 Mbpos
- UDP checksums enabled, no RCO
7263.4 Mbps
- UDP checksums enabled, RCO enabled
7607.6 Mbps
200 TCP_RR streams
- No UDP checksums, no RCO
55.05% CPU utilization
879284.9 tps
184/231/742 50/90/99% latencies
- UDP checksums enabled, no RCO
55.46% CPU utilization
901785 tps
176/222/738 50/90/99% latencies
- UDP checksums enabled, RCO enabled
52.36% CPU utilization
910582 tps
174/218/706 50/90/99% latencies
Tom Herbert (3):
rco: Clean up casting errors
geneve: UDP checksum configuration via netlink
geneve: Remote Checksum Offload support
drivers/net/geneve.c | 249 ++++++++++++++++++++++++++++++++++++++-----
include/net/checksum.h | 3 +-
include/net/geneve.h | 22 +++-
include/uapi/linux/if_link.h | 6 ++
4 files changed, 246 insertions(+), 34 deletions(-)
--
2.4.6
next reply other threads:[~2015-12-08 18:28 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-12-08 18:27 Tom Herbert [this message]
2015-12-08 18:27 ` [PATCH net-next 1/3] rco: Clean up casting errors Tom Herbert
2015-12-08 18:27 ` [PATCH net-next 2/3] geneve: UDP checksum configuration via netlink Tom Herbert
2015-12-08 19:27 ` John W. Linville
2015-12-08 18:27 ` [PATCH net-next 3/3] geneve: Remote Checksum Offload support Tom Herbert
2015-12-08 19:31 ` John W. Linville
2015-12-08 19:59 ` Tom Herbert
2015-12-08 23:58 ` Jesse Gross
2015-12-09 0:11 ` Tom Herbert
2015-12-09 1:13 ` Jesse Gross
2015-12-09 2:20 ` David Miller
2015-12-08 20:45 ` kbuild test robot
2015-12-08 20:45 ` [PATCH] geneve: fix noderef.cocci warnings kbuild test robot
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