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    Crash due to MBUF usage constant increase

    Scheduled Pinned Locked Moved General pfSense Questions
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    • T Offline
      Tol Phobos
      last edited by

      Hard to say as I have constant traffic. I will try to measure it more precisely and come back.

      Thanks.

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      • T Offline
        Tol Phobos
        last edited by

        After 5 days, it seams to be quite linear :
        16/05/2016 5%
        17/05/2016 9%
        18/05/2016 14%
        20/05/2016 23%

        Around 4.5% per day. So, after 23 days, it will probably crash.

        I update to v2.3.1 and I will come back.

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        • jimpJ Offline
          jimp Rebel Alliance Developer Netgate
          last edited by

          I'm not familiar with that board (and short on time to go digging for info) – is there a way you could add a different type of NIC (like a dual Intel card) to see if that fixes it?

          I have no confidence in Realtek cards, especially under load, and even less so since it's a Jetway board.

          Remember: Upvote with the 👍 button for any user/post you find to be helpful, informative, or deserving of recognition!

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          • T Offline
            Tol Phobos
            last edited by

            I have a basic ADSL line with 1M up and 5M down … we can't consider that as heavy load ... and I run with this config with pfSense for 2 years (first v2.1.2, then 2.2.x) without troubles.

            I don't have a dual intel NIC with PCI-E 1X port ready for test ... only single NICs with PCI.

            I will update to v2.3.1 and test again. If no improvement, I will reinstall v2.3.1 from scratch. If no improvements, I will roll back to v2.2.

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            • T Offline
              Tol Phobos
              last edited by

              Only 1h atfer update and reboot, I already have +1% on MBUF (1520->1776)

              The only entries I have in System Logs/System/general are 8 lines of "ath0: stuck beacon; resetting (bmiss count X)" … do you think it is linked with ?

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              • P Offline
                pffffSensing-N00b-3485901
                last edited by

                I was getting stuck beacons in a test rig and I thought it was crashing my test rig.  The stuck beacon is related to your Wi-Fi.  Eventually I gave up on the Wi-Fi and used a switch and a WAP.  Still having periodic crashes though, so maybe it wasn't just Wi-Fi that was giving me troubles.

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                • w0wW Away
                  w0w
                  last edited by

                  Dp you have amd64 platform installed or it is plain 32 bit?

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                  • T Offline
                    Tol Phobos
                    last edited by

                    It is a Celeron 1037U so AMD64. The pfSense version installed is the AMD64 one.

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                    • w0wW Away
                      w0w
                      last edited by

                      You should try to run without wifi.

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                      • T Offline
                        Tol Phobos
                        last edited by

                        @w0w:

                        You should try to run without wifi.

                        I will.

                        After several tries, including a partial upgrade to v2.3.1_1 (due to the "pfSense-Status_Monitoring-1.4.1_1.txz: Not Found" error) which has generated a big increase of MBUF Usage, I have decided to reinstall v2.3.1 from scratch and make a complete Backup/Restore. I notice a big increase of the MBUF buffer size (247804 instead of 26584 on a pfSense upgraded from 2.2 to 2.3).

                        I'm now with 12h uptime, and MBUF Usage is still correct (classic 1520->1776). I keep you informed.

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