Messages in this thread |  | | From | Eric Dumazet <> | Date | Sat, 2 Apr 2022 09:32:24 -0700 | Subject | Re: linux 5.17.1 disregarding ACK values resulting in stalled TCP connections |
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On Sat, Apr 2, 2022 at 9:29 AM Neal Cardwell <ncardwell@google.com> wrote: > > FWIW those log entries indicate netfilter on the mail client machine > dropping consecutive outbound skbs with 2*MSS of payload. So that > explains the large consecutive losses of client data packets to the > e-mail server. That seems to confirm my earlier hunch that those drops > of consecutive client data packets "do not look like normal congestive > packet loss".
This also explains why we have all these tiny 2-MSS packets in the pcap.
Under normal conditions, autocorking should kick in, allowing TCP to build bigger TSO packets.
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