> -----Original Message-----
> From: Stefan Priebe - Profihost AG [mailto:s.pri...@profihost.ag]
> Sent: Tuesday, August 18, 2015 12:28 AM
> To: Rose, Gregory V; e1000-devel@lists.sourceforge.net
> Subject: Re: [E1000-devel] dropped rx with i40e
>
> Hi Greg,
>
> could you tell me the output of ethtool -i and ethtool -a and ethtool -c
> and ethtool -k?
OK, I pasted it in below. I ran traffic overnight and there were no dropped
packets or other errors. Everything seemed fine.
- Greg
[root@paelab-gvrose ~]# ethtool -i bond0
driver: bonding
version: 3.7.1
firmware-version: 2
bus-info:
supports-statistics: no
supports-test: no
supports-eeprom-access: no
supports-register-dump: no
supports-priv-flags: no
[root@paelab-gvrose ~]# ethtool -c bond0
Coalesce parameters for bond0:
Cannot get device coalesce settings: Operation not supported
[root@paelab-gvrose ~]# ethtool -k bond0
Features for bond0:
rx-checksumming: off [fixed]
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: off [fixed]
scatter-gather: on
tx-scatter-gather: on
tx-scatter-gather-fraglist: off [requested on]
tcp-segmentation-offload: on
tx-tcp-segmentation: on
tx-tcp-ecn-segmentation: on
tx-tcp6-segmentation: on
udp-fragmentation-offload: off [fixed]
generic-segmentation-offload: on
generic-receive-offload: on
large-receive-offload: off
rx-vlan-offload: on
tx-vlan-offload: on
ntuple-filters: off [fixed]
receive-hashing: off [fixed]
highdma: on
rx-vlan-filter: on
vlan-challenged: off [fixed]
tx-lockless: on [fixed]
netns-local: on [fixed]
tx-gso-robust: off [fixed]
tx-fcoe-segmentation: off [fixed]
tx-gre-segmentation: off [fixed]
tx-ipip-segmentation: off [fixed]
tx-sit-segmentation: off [fixed]
tx-udp_tnl-segmentation: on
tx-mpls-segmentation: off [fixed]
fcoe-mtu: off [fixed]
tx-nocache-copy: off
loopback: off [fixed]
rx-fcs: off [fixed]
rx-all: off [fixed]
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]
[root@paelab-gvrose ~]# ethtool -i p4p1
driver: i40e
version: 1.2.47
firmware-version: f4.40.35115 a1.4 n4.53 e1ce7
bus-info: 0000:82:00.0
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: yes
[root@paelab-gvrose ~]# ethtool -c p4p1
Coalesce parameters for p4p1:
Adaptive RX: on TX: on
stats-block-usecs: 0
sample-interval: 0
pkt-rate-low: 0
pkt-rate-high: 0
rx-usecs: 62
rx-frames: 0
rx-usecs-irq: 0
rx-frames-irq: 256
tx-usecs: 122
tx-frames: 0
tx-usecs-irq: 0
tx-frames-irq: 256
rx-usecs-low: 0
rx-frame-low: 0
tx-usecs-low: 0
tx-frame-low: 0
rx-usecs-high: 0
rx-frame-high: 0
tx-usecs-high: 0
tx-frame-high: 0
[root@paelab-gvrose ~]# ethtool -k p4p1
Features for p4p1:
rx-checksumming: on
tx-checksumming: on
tx-checksum-ipv4: on
tx-checksum-ip-generic: off [fixed]
tx-checksum-ipv6: on
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: on
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: on
receive-hashing: on
highdma: on
rx-vlan-filter: on
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: off [fixed]
tx-ipip-segmentation: off [fixed]
tx-sit-segmentation: off [fixed]
tx-udp_tnl-segmentation: on
tx-mpls-segmentation: off [fixed]
fcoe-mtu: off [fixed]
tx-nocache-copy: off
loopback: off [fixed]
rx-fcs: off [fixed]
rx-all: off [fixed]
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]
[root@paelab-gvrose ~]# ethtool -i p4p4
driver: i40e
version: 1.2.47
firmware-version: f4.40.35115 a1.4 n4.53 e1ce7
bus-info: 0000:82:00.3
supports-statistics: yes
supports-test: yes
supports-eeprom-access: yes
supports-register-dump: yes
supports-priv-flags: yes
[root@paelab-gvrose ~]# ethtool -c p4p4
Coalesce parameters for p4p4:
Adaptive RX: on TX: on
stats-block-usecs: 0
sample-interval: 0
pkt-rate-low: 0
pkt-rate-high: 0
rx-usecs: 62
rx-frames: 0
rx-usecs-irq: 0
rx-frames-irq: 256
tx-usecs: 122
tx-frames: 0
tx-usecs-irq: 0
tx-frames-irq: 256
rx-usecs-low: 0
rx-frame-low: 0
tx-usecs-low: 0
tx-frame-low: 0
rx-usecs-high: 0
rx-frame-high: 0
tx-usecs-high: 0
tx-frame-high: 0
[root@paelab-gvrose ~]# ethtool -k p4p4
Features for p4p4:
rx-checksumming: on
tx-checksumming: on
tx-checksum-ipv4: on
tx-checksum-ip-generic: off [fixed]
tx-checksum-ipv6: on
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: on
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: on
receive-hashing: on
highdma: on
rx-vlan-filter: on
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: off [fixed]
tx-ipip-segmentation: off [fixed]
tx-sit-segmentation: off [fixed]
tx-udp_tnl-segmentation: on
tx-mpls-segmentation: off [fixed]
fcoe-mtu: off [fixed]
tx-nocache-copy: off
loopback: off [fixed]
rx-fcs: off [fixed]
rx-all: off [fixed]
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]
>
> Another difference to the ixgbe is that
> large-receive-offload is fixed to off in ethtool -k.
>
> Stefan
> Am 17.08.2015 um 23:46 schrieb Rose, Gregory V:
> >
> >>>> -----Original Message-----
> >>>> From: Stefan Priebe [mailto:s.pri...@profihost.ag]
> >>>> Sent: Thursday, August 13, 2015 12:02 PM
> >>>> To: Rose, Gregory V; e1000-devel@lists.sourceforge.net
> >>>> Subject: Re: [E1000-devel] dropped rx with i40e
> >>>>
> >>>> Am 13.08.2015 um 20:59 schrieb Rose, Gregory V:
> >>>>> Thanks Stefan, I'll set up a test to replicate your traffic
> >>>>> profile as
> >>>> closely as possible and let it run overnight to see if I can repro
> >>>> and then update you tomorrow.
> >>>>>
> >>>>> It does seem that it has nothing to do with load so that makes it
> >>>>> even
> >>>> more curious.
> >>>>
> >>>> May it be related to jumbo frames?
> >
> > Stefan,
> >
> > I've got the test up and running now. Here's the interface config:
> >
> > 6: bond0: <BROADCAST,MULTICAST,MASTER,UP,LOWER_UP> mtu 9000 qdisc
> noqueue state UP
> > link/ether 68:05:ca:2f:83:10 brd ff:ff:ff:ff:ff:ff
> > inet 200.0.0.10/24 brd 200.0.0.255 scope global bond0
> > valid_lft forever preferred_lft forever
> > inet6 fe80::6a05:caff:fe2f:8310/64 scope link
> > valid_lft forever preferred_lft forever
> > 9: p4p1: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 9000 qdisc mq
> master bond0 state UP qlen 1000
> > link/ether 68:05:ca:2f:83:10 brd ff:ff:ff:ff:ff:ff
> > inet6 fe80::6a05:caff:fe2f:8310/64 scope link
> > valid_lft forever preferred_lft forever
> > 12: p4p4: <BROADCAST,MULTICAST,SLAVE,UP,LOWER_UP> mtu 9000 qdisc mq
> master bond0 state UP qlen 1000
> > link/ether 68:05:ca:2f:83:10 brd ff:ff:ff:ff:ff:ff
> > inet6 fe80::6a05:caff:fe2f:8310/64 scope link
> > valid_lft forever preferred_lft forever
> >
> > p4p1 and p4p4 are the i40e interfaces bonded to the bond0 LACP
> interface.
> >
> > Here's the traffic results from a transmitter:
> >
> > Interim result: 9899.84 10^6bits/s over 5.001 seconds ending at
> > 1439847706.406 Interim result: 9900.15 10^6bits/s over 5.001 seconds
> > ending at 1439847711.407
> >
> > I have a script watching the dropped packets for the two slaved
> interfaces p4p1 and p4p4:
> >
> > Every 1.0s: ./t1 Mon Aug 17
> 14:43:31 2015
> >
> > rx_dropped: 0
> > tx_dropped: 0
> > rx_fcoe_dropped: 0
> > port.rx_dropped: 0
> > port.tx_dropped_link_down: 0
> > rx_dropped: 0
> > tx_dropped: 0
> > rx_fcoe_dropped: 0
> > port.rx_dropped: 0
> > port.tx_dropped_link_down: 0
> >
> > I'll let this run overnight and get back to you with results tomorrow.
> >
> > Regards,
> >
> > - Greg
> >
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