On Wed, Nov 28, 2018 at 9:16 PM David Ahern <dsah...@gmail.com> wrote:
>
> On 11/28/18 10:10 PM, Eric Dumazet wrote:
> >
> >
> > On 11/28/2018 04:01 PM, Stephen Hemminger wrote:
> >> On Mon, 26 Nov 2018 14:29:53 -0800
> >> Eric Dumazet <eduma...@google.com> wrote:
> >>
> >>> Kernel support was added in linux-4.18 in commit feb5f2ec6464
> >>> ("tcp: export packets delivery info")
> >>>
> >>> Tested:
> >>>
> >>> ss -ti
> >>> ...
> >>> ESTAB 0 2270520 [2607:f8b0:8099:e16::]:47646
> >>> [2607:f8b0:8099:e18::]:38953
> >>> ts sack cubic wscale:8,8 rto:7 rtt:2.824/0.278 mss:1428
> >>> pmtu:1500 rcvmss:536 advmss:1428 cwnd:89 ssthresh:62
> >>> bytes_acked:2097871945
> >>> segs_out:1469144 segs_in:65221 data_segs_out:1469142 send 360.0Mbps
> >>> lastsnd:2
> >>> lastrcv:99231 lastack:2 pacing_rate 431.9Mbps delivery_rate 246.4Mbps
> >>> (*) delivered:1469099 delivered_ce:424799
> >>> busy:99231ms unacked:44 rcv_space:14280 rcv_ssthresh:65535
> >>> notsent:2207688 minrtt:0.228
> >>>
> >>> Signed-off-by: Eric Dumazet <eduma...@google.com>
> >>
> >> Applied
> >>
> >
> > Thanks Stephen
> >
> > BTW, it seems ss had some recent regression :
> >
> > Old ss command was happy with "ss dst 127.0.0.1 and not dst :12865"
> >
> > But current one is not.
> >
> > root@edumazet-glaptop:/usr/src/iproute2# ss -V
> > ss utility, iproute2-ss171113
> >
> > root@edumazet-glaptop:/usr/src/iproute2# ss dst 127.0.0.1 and not dst :12865
> > Netid State Recv-Q Send-Q Local Address:Port
> > Peer Address:Port
> > tcp ESTAB 0 0 127.0.0.1:45368
> > 127.0.0.1:999
> > tcp ESTAB 0 0 127.0.0.1:999
> > 127.0.0.1:45368
> >
> >
> > root@edumazet-glaptop:/usr/src/iproute2# misc/ss -V
> > ss utility, iproute2-ss181023
> >
> > root@edumazet-glaptop:/usr/src/iproute2# misc/ss dst 127.0.0.1 and not dst
> > :12865
> > ss: bison bellows (while parsing filter): "syntax error!" Sorry.
> > Usage: ss [ OPTIONS ]
> > ss [ OPTIONS ] [ FILTER ]
> > ...
> >
>
> Most logical commit to ssfilter.y is:
>
> commit 38d209ecf2ae966b9b25de4acb60cdffb0e06ced
> Author: Phil Sutter <p...@nwl.cc>
> Date: Tue Aug 14 14:18:06 2018 +0200
>
> ss: Review ssfilter
>
> Can you revert it and see if it helps?
It does not help.
It seem the new way is to use : ss dst 127.0.0.1 and dport != 12865
