netdev - Re: [PATCH V3 net-next] TLP: Don't reschedule PTO when there's one outstanding TLP retransmission

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Message-ID: <CADVnQykeDvPCQqvoox-oQkm5FdCvLQRvxZKC+TVmG7g-9CEoxw@mail.gmail.com>
Date:   Sat, 29 Jul 2017 10:04:17 -0400
From:   Neal Cardwell <ncardwell@...gle.com>
To:     maowenan <maowenan@...wei.com>
Cc:     Netdev <netdev@...r.kernel.org>,
        David Miller <davem@...emloft.net>,
        Yuchung Cheng <ycheng@...gle.com>,
        Nandita Dukkipati <nanditad@...gle.com>,
        "weiyongjun (A)" <weiyongjun1@...wei.com>,
        Chenweilong <chenweilong@...wei.com>,
        "Wangkefeng (Kevin)" <wangkefeng.wang@...wei.com>
Subject: Re: [PATCH V3 net-next] TLP: Don't reschedule PTO when there's one
 outstanding TLP retransmission

On Fri, Jul 28, 2017 at 9:39 PM, maowenan <maowenan@...wei.com> wrote:
> [Mao Wenan]ok, We have reproduced this issue with packetdrill yesterday,
> there is no the same issue when TLP send new data packet, RTO will be fired and
> retransmit packet.

That's great to hear that you were able to reproduce this with
packetdrill. Would you be able to share the packetdrill scripts that
reproduce your issues? I would like to make sure our proposed patch
addresses your scenarios as well.

thanks,
neal