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    Very slow internet browsing

    Scheduled Pinned Locked Moved Problems Installing or Upgrading pfSense Software
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    • S
      stlouis1
      last edited by

      I've been having issues as well for a couple days now which roughly coincides with my update. Speedtests have been showing results of 5/.5

      I had thought it might be a service issue with my cable service since the TV has been looking fuzzy for a couple days too but I ruled that out when I hooked up my MacBook directly to my modem and speedtests results were in the 175/10 range (big difference).

      I've seen some significantly high latencies pinging as well, some upwards of 300ms, some as low as 10-15ms though too.

      I've been looking through syslog and snmp messages for the last little bit that were picked up in my RMM application and can't see anything that jumps out. I'm also running it in a VMware appliance though so I don't know if there's something going on there?

      Tried doing a factory reset and restoring configuration, my next step may be to do a clean install since I'm not seeing anything that jumps out and screams problem

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      • H
        hagak
        last edited by

        I also noticed that my firewall is doing horrible sync time.  Notice the very high jitter and high offset.  Considering two of my peers are local with sub ms latency I should not have that high of jitter or offset.

        Active Peer 	192.168.10.12 	.PPS. 	1 	u 	42 	64 	1 	0.402 	118.013 	51.463
        Unreach/Pending 	192.168.10.81 	192.168.10.12 	2 	u 	39 	64 	1 	0.359 	111.357 	58.965
        Unreach/Pending 	64.246.132.14 	.CDMA. 	1 	u 	44 	64 	1 	23.731 	142.941 	41.969
        Candidate 	173.208.234.242 	162.243.243.206 	3 	u 	39 	64 	1 	49.341 	93.829 	63.659
        Candidate 	64.113.44.57 	64.113.32.5 	2 	u 	40 	64 	1 	51.656 	78.572 	87.198 
        

        Note this is what you should see, this is my SAN server that syncs to similiar peers.

        -192.168.10.81   192.168.10.12    2 u   53   64  377    0.246   16.430   5.863
        *192.168.10.12   .PPS.            1 u    3   16  377    0.459   -0.011   0.019
        +137.190.2.4     .GPS.            1 u   66   64  377   71.384    0.826   0.379
        +198.74.59.249   173.70.50.12     2 u   32   64  377   18.794    1.985   2.108
        -199.7.177.206   43.77.130.254    2 u   28   64  377   44.659   -5.374   0.430
        -204.2.134.164   241.199.164.101  2 u    8  256  377   84.106    1.321   2.491
        
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        • D
          doktornotor Banned
          last edited by

          Dude, this thread is about "slow internet browsing", so unless you "browse" internet via NTP, create your own thread.

          1 Reply Last reply Reply Quote 0
          • D
            Darkk
            last edited by

            I too didn't see anything in the logs that would explain the high latencies.  Tried a few things such as going through some options and clicking on save to see if anything would pop up an error to indicate a configuration conflict.

            After 3 reboots it finally became stable and latency issue went away.  It's not as low as it was before but certainly alot better than it was.

            I checked my work firewall that we use for the wireless connections and it didn't show the same behavior.  Then again that firewall is basic without any of the extra packages installed.

            Maybe one or more of the packages are conflicting?  I even tried re-installing all the packages.

            Right now it's working ok.  So I don't know if just a fluke with the timing of the upgrade and maybe Comcast issues?

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            • H
              hagak
              last edited by

              @doktornotor:

              Dude, this thread is about "slow internet browsing", so unless you "browse" internet via NTP, create your own thread.

              Whoa ease up. 1 I have already posted to this thread about my issues. 2. My ntp info is to help point to what may be the issue. Ntp issue like this are normally due to the ntp process not getting enough cpu time.

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              • D
                Darkk
                last edited by

                The issues I was experiencing this morning and last night was probably caused by Comcast.  Going through the graphs with a fine comb the issues didn't start until at around 8pm last night and finally got resolved at around 3pm today.  Right after the update Thursday night the graphs showed normal activity until last night.  Now the graphs have returned to normal.

                So I don't think PfSense upgrade had anything to do with this, least in my case.

                Just bad timing.

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                • F
                  firefox
                  last edited by

                  Good Morning {in my area}

                  Now Morning
                  And out of 10 computers are connected and surf them {brothers sisters parents}
                  Only my computer works now
                  And the graph shows a lot of connections

                  browser Open with two tabs
                  One of the dashboard
                  Second of this page with the message

                  I guess there is a log in which all registered
                  Where can I see it.

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                  • F
                    firefox
                    last edited by

                    Addition
                    Now I checked the Internet link with Mlab Shaperprobe

                    http://www.measurementlab.net/tools/shaperprobe

                    Although the dashboard
                    Says there are no packet loss
                    The test stops in the middle
                    And gives a message

                    "measurement aborted due High packet loss rate"

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                    • H
                      hagak
                      last edited by

                      I have narrowed my issues down to just IPv6 I believe.

                      My IPv4 gateway appears to keep a solid connection with a ~10ms latency, however my IPv6 gateway varies from 10ms - 250ms.  Any ideas what could have caused this issue with the most recent patch?

                      Prior to the patch I did not have this issue.

                      1 Reply Last reply Reply Quote 0
                      • stephenw10S
                        stephenw10 Netgate Administrator
                        last edited by

                        Another user reported similar symptoms when using Intel NICs and some tweaks applied. Are any of you running similar setups?

                        Steve

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                        • F
                          firefox
                          last edited by

                          I do not know what network cards I have
                          But I know that I did not changed their settings

                          Is there a command that
                          Show me the computer's hardware

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                          • E
                            ESPNSTI
                            last edited by

                            @firefox:

                            Is there a command that
                            Show me the computer's hardware

                            pciconf -lv
                            

                            It won't spell out the nic brand or model, you'll probably need to Google the chip number.

                            You can also look at this file to get the driver version, but that won't list the specific nic model:

                            /var/log/dmesg.boot
                            
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                            • stephenw10S
                              stephenw10 Netgate Administrator
                              last edited by

                              Well if you haven't added any tweaks in loader.conf.local (for which you'd have to know what hardware you're running) then this is a different problem. Or at least a different solution.
                              You can tell what NICs you have by what drivers are attached to them. Intel NICs will usually use the em or igb drivers so your interfaces will be em0, em1 etc. Beyond that you need the PCI info for more detail but here the drivers are enough.

                              Steve

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                              • F
                                firefox
                                last edited by

                                pciconf -lv

                                give me this

                                $ pciconf -lv
                                hostb0@pci0:0:0:0: class=0x060000 card=0xffffffff chip=0x25608086 rev=0x01 hdr=0x00
                                    class      = bridge
                                    subclass  = HOST-PCI
                                vgapci0@pci0:0:2:0: class=0x030000 card=0x02671014 chip=0x25628086 rev=0x01 hdr=0x00
                                    class      = display
                                    subclass  = VGA
                                uhci0@pci0:0:29:0: class=0x0c0300 card=0x02671014 chip=0x24c28086 rev=0x01 hdr=0x00
                                    class      = serial bus
                                    subclass  = USB
                                uhci1@pci0:0:29:1: class=0x0c0300 card=0x02671014 chip=0x24c48086 rev=0x01 hdr=0x00
                                    class      = serial bus
                                    subclass  = USB
                                uhci2@pci0:0:29:2: class=0x0c0300 card=0x02671014 chip=0x24c78086 rev=0x01 hdr=0x00
                                    class      = serial bus
                                    subclass  = USB
                                ehci0@pci0:0:29:7: class=0x0c0320 card=0x02671014 chip=0x24cd8086 rev=0x01 hdr=0x00
                                    class      = serial bus
                                    subclass  = USB
                                pcib1@pci0:0:30:0: class=0x060400 card=0x00000000 chip=0x244e8086 rev=0x81 hdr=0x01
                                    class      = bridge
                                    subclass  = PCI-PCI
                                isab0@pci0:0:31:0: class=0x060100 card=0x00000000 chip=0x24c08086 rev=0x01 hdr=0x00
                                    class      = bridge
                                    subclass  = PCI-ISA
                                atapci0@pci0:0:31:1: class=0x01018a card=0x02671014 chip=0x24cb8086 rev=0x01 hdr=0x00
                                    class      = mass storage
                                    subclass  = ATA
                                none0@pci0:0:31:3: class=0x0c0500 card=0x02671014 chip=0x24c38086 rev=0x01 hdr=0x00
                                    class      = serial bus
                                    subclass  = SMBus
                                none1@pci0:0:31:5: class=0x040100 card=0x02671014 chip=0x24c58086 rev=0x01 hdr=0x00
                                    class      = multimedia
                                    subclass  = audio
                                fxp0@pci0:2:8:0: class=0x020000 card=0x02671014 chip=0x10398086 rev=0x81 hdr=0x00
                                    class      = network
                                    subclass  = ethernet
                                ath0@pci0:2:9:0: class=0x020000 card=0x2051168c chip=0x0013168c rev=0x01 hdr=0x00
                                    class      = network
                                    subclass  = ethernet
                                dc0@pci0:2:10:0: class=0x020000 card=0x434e4554 chip=0x91021282 rev=0x31 hdr=0x00
                                    class      = network
                                    subclass  = ethernet
                                fxp1@pci0:2:12:0: class=0x020000 card=0x000c8086 chip=0x12298086 rev=0x08 hdr=0x00
                                    class      = network
                                    subclass  = ethernet

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                                • E
                                  ESPNSTI
                                  last edited by

                                  Possibly not 100% correct, but the nics might be these:

                                  ath0 - Atheros Communications Inc. - AR5212, AR5213 802.11a/b/g Wireless Adapter
                                  or 
                                  ath0 - Atheros Communications Inc. - 802.11a/b/g Wireless Adapter (AR2312)
                                  
                                  dco - Davicom Semiconductor Inc. - 10/100 Mbps Fast Ethernet Controller (DM9102/A/AF)
                                  
                                  fxp0 - Intel Corporation - 82801DB PRO/100 VE (LOM) Ethernet Controller
                                  
                                  fxp1 - Intel Corporation - 82550/1/7/8/9 EtherExpress PRO/100(B) Ethernet Adapter
                                  
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                                  • F
                                    firefox
                                    last edited by

                                    Is there a way to know if Intel cards have a problem with pfsense

                                    With the latest version Anyhow

                                    1 Reply Last reply Reply Quote 0
                                    • stephenw10S
                                      stephenw10 Netgate Administrator
                                      last edited by

                                      Just to clarify this, there is not any known bug in the Intel driver or card setup (that I know about at least). I mentioned this only because the symptoms described were very similar to those I had been reading about in another thread.

                                      https://forum.pfsense.org/index.php?topic=74942.0

                                      In that instance the high latency was seemingly solved by removing the loader.conf.local setting limiting igb to 1 queue.

                                      Steve

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                                      • F
                                        firefox
                                        last edited by

                                        I know I understood it the first time
                                        My questions were just to rule out a network card problem

                                        What could it be
                                        why is the  latency go crazy
                                        from 10 to 300
                                        why all internet browsing so slow
                                        Except from the upgrades i did not changed anything

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                                        • stephenw10S
                                          stephenw10 Netgate Administrator
                                          last edited by

                                          OK. I just wanted to be sure I hadn't mislead anyone.
                                          Your interfaces all appear to be older cards, 2 fxp NICs and one dc. Are you seeing latency problems across all of them?
                                          The driver changes I was talking about were for the newer Intel drivers (em. igb, ixgb) for gigabit NICs and they went into 2.1.1. I don't beleive there were any driver changes between 2.1.1 and 2.1.2.

                                          @firefox:

                                          The temperature of the CPU is also higher than normal

                                          This would indicate that the CPU is working hard on something which could be causing the latency. What do you see if you run 'top -SH'?

                                          Steve

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                                          • F
                                            firefox
                                            last edited by

                                            top -SH
                                            

                                            here

                                            $ top -SH
                                            last pid: 62178;  load averages:  0.07,  0.14,  0.10  up 8+11:39:44    19:01:24
                                            269 processes: 3 running, 248 sleeping, 18 waiting
                                            
                                            Mem: 463M Active, 52M Inact, 143M Wired, 16M Cache, 84M Buf, 50M Free
                                            Swap: 2048M Total, 49M Used, 1999M Free, 2% Inuse
                                            
                                              PID USERNAME      PRI NICE   SIZE    RES STATE    TIME   WCPU COMMAND
                                               11 root          171 ki31     0K     8K RUN    166.9H 96.39% idle
                                            80016 root           44    0 58740K 13392K piperd   0:06  0.39% php
                                               12 root          -68    -     0K   144K WAIT   132:21  0.00% intr{irq20: fxp0 fxp1}
                                                0 root          -68    0     0K    88K -      109:12  0.00% kernel{ath0 taskq}
                                               12 root          -32    -     0K   144K WAIT    96:06  0.00% intr{swi4: clock}
                                                0 root          -68    0     0K    88K -       40:43  0.00% kernel{dummynet}
                                            79394 root           44    0   262M   230M select  17:08  0.00% clamd{clamd}
                                            56758 root           44    0  8004K  4616K kqread   8:06  0.00% lighttpd
                                               12 root          -44    -     0K   144K WAIT     7:06  0.00% intr{swi1: netisr 0}
                                              257 root           76   20  3352K     0K kqread   6:50  0.00% <check_reload_stat>
                                               14 root          -16    -     0K     8K -        5:03  0.00% yarrow
                                             9389 proxy          44    0 43124K 36700K kqread   3:57  0.00% squid
                                            23208 root           64   20  3264K  1104K select   3:43  0.00% apinger
                                               22 root           20    -     0K     8K syncer   3:42  0.00% syncer
                                            75378 root           44    0  3264K   804K piperd   3:24  0.00% logger
                                               12 root          -68    -     0K   144K WAIT     2:48  0.00% intr{irq22: dc0}
                                            68925 root           44    0  3416K  1144K select   2:35  0.00% syslogd
                                                0 root          -68    0     0K    88K -        2:33  0.00% kernel{ath0 taskq}</check_reload_stat>
                                            

                                            Currently the temperature is about 53 ° C
                                            and latency 18
                                            It reached 56 ° C

                                            Before the upgrade it was from 30 to 36 maybe 40 in an exceptional case
                                            And the latency Was up to 30 maximum

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