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    Problem with Qos and P2P traffic

    Scheduled Pinned Locked Moved Traffic Shaping
    29 Posts 5 Posters 5.6k Views
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    • R
      rtpmomo
      last edited by

      Is there a way to drop a queue from full speed to very low speed very quickly?

      Torrents with to many connections don't slow but with a few connections they slow down a lot.

      Maybe a buffer problem from the nics?

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      • R
        rtpmomo
        last edited by

        I'm doing something wrong?

        The ping go very high and lot off packet loss.

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        • KOMK
          KOM
          last edited by

          Packet loss is expected when you have drops from one queue to make bandwidth available to another queue.  I have also struggled with HFSC for a few weeks.  I finally gave up and switched to PRIQ on the advice of JimP.  It's not very hard at all to make a few rules to move high-level traffic to the priority queue, and all else can go to the P2P queue.

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          • S
            sideout
            last edited by

            From what I understand about PRIQ you can have the same thing happen as a higher priority queue gets processes ahead of a lower priority queue. So if your higher priority queues are always full then the packets for the lower queues get dropped.

            I would be interested in seeing how you have the queues setup with PRIQ.

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            • KOMK
              KOM
              last edited by

              Yes, PRIQ can be harsh to lower queues, but unless you've got a link that's saturated much of the time and you don't need to guarantee a minimum service level for the low queues, it shouldn't be a problem in reality.  In my config, I have only a few queues:  VoIP is top (7), ACK next (6), HTTP/S, DNS and RTSP next (4), everything else last (3).  I have a low queue configured with a limiter, but I don't use it.  Having a default queue handle non-classified traffic is good enough for my needs at the moment.

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              • R
                rtpmomo
                last edited by

                I've tried with PRIQ, but same as before :(

                The detection of the traffic type works just fine with HFSC and PRIQ

                I've got LAN Side:

                • 1% P2P

                • 61% HTTP

                • 20% ACK

                • 4% Voip

                • 4% Games

                • 10% Other

                In this configuration when there is only P2P, they get all the BW -> perfectly normal
                But when there is P2P and HTTP, p2p still get all the BW if there is lot of connections(HFSC and PRIQ)

                BW download: 5000kbit/s

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                • S
                  sideout
                  last edited by

                  You could try setting a limiter for TCP traffic coming from your LAN similar to https://forum.pfsense.org/index.php?topic=63531.0

                  I did this in my setup and it does work.  Does it limit all TCP streams , yes it does but at least it gets you a starting point to limit bandwidth and not let torrent's take it all.

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                  • R
                    rtpmomo
                    last edited by

                    But the problem is,  I want the torrent to have full BW when there is no other DL.

                    The p2p traffic get drop a little, but still get all BW. Maybe it's impossible to do that?

                    pftop.JPG
                    pftop.JPG_thumb

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                    • S
                      sideout
                      last edited by

                      Why are you applying the floating rule to the LAN interface? From what I understand of floating rules you dont want to apply them there.

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                      • R
                        rtpmomo
                        last edited by

                        To match the download traffic. I've got only 5Mbit/s.

                        I use pfsense for home usage that way:
                        internet->modem->pfsense->lan

                        The Upperlimit from HFSC Service Curve works fine.. i don't now why the bandwidth share doesn't.

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                        • S
                          sideout
                          last edited by

                          I understand that you only have 5Mbit of download but for Floating rules I think you want to select the WAN interface not the LAN.  Maybe try that and see if it makes a difference?

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                          • R
                            rtpmomo
                            last edited by

                            Because the WAN side have no LAN ip address, i need to match a LAN ip address and not port. The only way is to put the floating rule on the LAN side.

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                            • S
                              sideout
                              last edited by

                              You dont have the quick option checked on the rules.  Have you done that?  If you do not have that option checked it still processes the rest of the rules.

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                              • R
                                rtpmomo
                                last edited by

                                I've try but nothing change.

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                                • S
                                  sideout
                                  last edited by

                                  sorry i can't be of more help.  I dont worry about P2P in my setup as I have the limiter defining a hard set bandwidth that all TCP streams share equally.  I dont care if it is P2P or straight HTTP download , they only get x% of the bandwidth to share among all the clients requesting it.

                                  I would search this forum and others to see what other people have tried.

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                                  • KOMK
                                    KOM
                                    last edited by

                                    Are you really on 2.1?  You might want to consider upgrading to current.  No use wasting time trying to work with a bug that may have already been fixed.

                                    I also noticed that you have drops on your P2P queue but not many others.  This shows me that your other queues are getting higher priority as expected.  Sideout is right in that your floating rules shouldn't target a particular interface.  That's what makes them floating rules.

                                    Did you go through the wizard or did you build your queues manually?

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                                    • R
                                      rtpmomo
                                      last edited by

                                      Thanks sideout for your help!

                                      I've this version:
                                      2.1.2-RELEASE (amd64)
                                      built on Thu Apr 10 05:42:41 EDT 2014

                                      I create the rules via the wizard then change manually some speed settings.

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                                      • S
                                        sideout
                                        last edited by

                                        I am on 2.1.3 built on May 10th.

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                                        • R
                                          rtpmomo
                                          last edited by

                                          I will try to do it again via the wizard and see what append.

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                                          • KOMK
                                            KOM
                                            last edited by

                                            Make sure you delete any rules you manually added to WAN, LAN or Floating Rules tabs since they won't get removed when you remove your traffic shaper.

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