netdev - Re: Large performance regression with 6in4 tunnel (sit)

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Message-ID: <20161125171204.2b8c4cf9@canb.auug.org.au>
Date:   Fri, 25 Nov 2016 17:12:04 +1100
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Eric Dumazet <eric.dumazet@...il.com>
Cc:     Eli Cooper <elicooper@....com>, netdev@...r.kernel.org
Subject: Re: Large performance regression with 6in4 tunnel (sit)

Hi Eric,

On Thu, 24 Nov 2016 19:54:04 -0800 Eric Dumazet <eric.dumazet@...il.com> wrote:
> 
> Could you now report : 
> 
> ethtool -k eth0

Features for eth0:
rx-checksumming: on
tx-checksumming: on
	tx-checksum-ipv4: off [fixed]
	tx-checksum-ip-generic: on
	tx-checksum-ipv6: off [fixed]
	tx-checksum-fcoe-crc: off [fixed]
	tx-checksum-sctp: on
scatter-gather: on
	tx-scatter-gather: on
	tx-scatter-gather-fraglist: off [fixed]
tcp-segmentation-offload: on
	tx-tcp-segmentation: on
	tx-tcp-ecn-segmentation: off [fixed]
	tx-tcp-mangleid-segmentation: off
	tx-tcp6-segmentation: on
udp-fragmentation-offload: off [fixed]
generic-segmentation-offload: on
generic-receive-offload: on
large-receive-offload: off [fixed]
rx-vlan-offload: on
tx-vlan-offload: on
ntuple-filters: off
receive-hashing: on
highdma: on [fixed]
rx-vlan-filter: on [fixed]
vlan-challenged: off [fixed]
tx-lockless: off [fixed]
netns-local: off [fixed]
tx-gso-robust: off [fixed]
tx-fcoe-segmentation: off [fixed]
tx-gre-segmentation: on
tx-gre-csum-segmentation: on
tx-ipxip4-segmentation: on
tx-ipxip6-segmentation: on
tx-udp_tnl-segmentation: on
tx-udp_tnl-csum-segmentation: on
tx-gso-partial: on
fcoe-mtu: off [fixed]
tx-nocache-copy: off
loopback: off [fixed]
rx-fcs: off [fixed]
rx-all: off
tx-vlan-stag-hw-insert: off [fixed]
rx-vlan-stag-hw-parse: off [fixed]
rx-vlan-stag-filter: off [fixed]
l2-fwd-offload: off [fixed]
busy-poll: off [fixed]
hw-tc-offload: off [fixed]


-- 
Cheers,
Stephen Rothwell