[Bug 258133] toggling TSO fixes latency/slowness

From: <bugzilla-noreply_at_freebsd.org>
Date: Sun, 13 Feb 2022 13:40:37 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=258133

--- Comment #8 from Daniel Ponte <amigan@gmail.com> ---
(In reply to Aleksandr Fedorov from comment #7)

igb1: flags=8863<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
       
options=4e507bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,VLAN_HWFILTER,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
        ether 00:e0:67:18:5d:09
        inet 10.68.80.1 netmask 0xffffff00 broadcast 10.68.80.255
        inet6 fe80::2e0:67ff:fe18:5d09%igb1 prefixlen 64 scopeid 0x2
        inet6 2001:XYZXYZXYZ::3 prefixlen 64
        inet6 2001:XYZXYZXYZ::3 prefixlen 64
        media: Ethernet autoselect (1000baseT <full-duplex>)
        status: active
        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
vlan0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
       
options=4600703<RXCSUM,TXCSUM,TSO4,TSO6,LRO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
        ether 00:e0:67:18:5d:09
        inet 10.68.81.1 netmask 0xffffff00 broadcast 10.68.81.255
        inet6 fe80::2e0:67ff:fe18:5d09%vlan0 prefixlen 64 scopeid 0xb
        groups: vlan
        vlan: 132 vlanproto: 802.1q vlanpcp: 0 parent interface: igb1
        media: Ethernet autoselect (1000baseT <full-duplex>)
        status: active
        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>
iot0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
       
options=4600703<RXCSUM,TXCSUM,TSO4,TSO6,LRO,RXCSUM_IPV6,TXCSUM_IPV6,NOMAP>
        ether 00:e0:67:18:5d:09
        inet 10.68.83.1 netmask 0xffffff00 broadcast 10.68.83.255
        inet6 fe80::2e0:67ff:fe18:5d09%iot0 prefixlen 64 scopeid 0xc
        groups: vlan
        vlan: 133 vlanproto: 802.1q vlanpcp: 0 parent interface: igb1
        media: Ethernet autoselect (1000baseT <full-duplex>)
        status: active
        nd6 options=21<PERFORMNUD,AUTO_LINKLOCAL>

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