Cisco ASA 5585X Internal-Data0/1 interface errors












1















I have noticed on Cisco ASA 5585 (SSP-20) interface error counter going up specially overrun but so far we haven't seen any production impact or issue, error rate is low so its not noticable but would like to track it down what could be the issue.



asa/pri/act# show int detail | b Internal-Data0/1
Interface Internal-Data0/1 "", is up, line protocol is up
Hardware is i82599_xaui rev01, BW 10000 Mbps, DLY 10 usec
(Full-duplex), (10000 Mbps)
Input flow control is on, output flow control is off
MAC address 0000.0001.0002, MTU not set
IP address unassigned
1647603170965 packets input, 997527140937135 bytes, 0 no buffer
Received 864639959 broadcasts, 0 runts, 0 giants
16931212 input errors, 0 CRC, 0 frame, 16931212 overrun, 0 ignored, 0 abort
0 pause input, 0 resume input
0 L2 decode drops, 0 demux drops
1384367635589 packets output, 843565440564127 bytes, 111 underruns
0 pause output, 0 resume output
0 output errors, 0 collisions, 1 interface resets
0 late collisions, 0 deferred
0 output decode drops
0 input reset drops, 0 output reset drops
Queue Stats:
RX[00]: 422029984108 packets, 255396173038299 bytes, 15836342 overrun
Blocks free curr/low: 511/112
RX[01]: 407016123288 packets, 245899431598039 bytes, 269316 overrun
Blocks free curr/low: 511/168
RX[02]: 413500421902 packets, 253352037908193 bytes, 566063 overrun
Blocks free curr/low: 511/264
RX[03]: 405056641781 packets, 242879498449889 bytes, 259491 overrun
Blocks free curr/low: 511/189
TX[00]: 330190721654 packets, 199847247773742 bytes, 0 underruns
Blocks free curr/low: 508/121
TX[01]: 338943972803 packets, 207641035134472 bytes, 0 underruns
Blocks free curr/low: 511/116
TX[02]: 351032018606 packets, 213654237791772 bytes, 0 underruns
Blocks free curr/low: 510/250
TX[03]: 334102657656 packets, 196810495181007 bytes, 0 underruns
Blocks free curr/low: 510/90
TX[04]: 0 packets, 0 bytes, 0 underruns
Blocks free curr/low: 511/511
Used by GigabitEthernet0/5
TX[05]: 4 packets, 528 bytes, 0 underruns
Blocks free curr/low: 511/509
Used by TenGigabitEthernet0/9
TX[06]: 4 packets, 528 bytes, 0 underruns
Blocks free curr/low: 511/510
Used by TenGigabitEthernet0/8
TX[07]: 30112705950 packets, 25621895258706 bytes, 111 underruns
Blocks free curr/low: 511/0
Used by GigabitEthernet0/6
TX[08]: 21 packets, 1180 bytes, 0 underruns
Blocks free curr/low: 511/510
Used by GigabitEthernet0/7
Topology Information:
This interface, a SSP Embedded NIC Port, is connected
with Internal-Data0/3, a SSP Switch Uplink Port.
Control Point Interface States:
Interface number is 3
Interface config status is active
Interface state is active


I did basic troubleshooting like cpu-hog etc but not seeing any massive hog etc.



currently max conn count is ~40k around and 400mbps traffic rate with 75kpps rate.



enter image description here



Interface error rate graph



enter image description here










share|improve this question



























    1















    I have noticed on Cisco ASA 5585 (SSP-20) interface error counter going up specially overrun but so far we haven't seen any production impact or issue, error rate is low so its not noticable but would like to track it down what could be the issue.



    asa/pri/act# show int detail | b Internal-Data0/1
    Interface Internal-Data0/1 "", is up, line protocol is up
    Hardware is i82599_xaui rev01, BW 10000 Mbps, DLY 10 usec
    (Full-duplex), (10000 Mbps)
    Input flow control is on, output flow control is off
    MAC address 0000.0001.0002, MTU not set
    IP address unassigned
    1647603170965 packets input, 997527140937135 bytes, 0 no buffer
    Received 864639959 broadcasts, 0 runts, 0 giants
    16931212 input errors, 0 CRC, 0 frame, 16931212 overrun, 0 ignored, 0 abort
    0 pause input, 0 resume input
    0 L2 decode drops, 0 demux drops
    1384367635589 packets output, 843565440564127 bytes, 111 underruns
    0 pause output, 0 resume output
    0 output errors, 0 collisions, 1 interface resets
    0 late collisions, 0 deferred
    0 output decode drops
    0 input reset drops, 0 output reset drops
    Queue Stats:
    RX[00]: 422029984108 packets, 255396173038299 bytes, 15836342 overrun
    Blocks free curr/low: 511/112
    RX[01]: 407016123288 packets, 245899431598039 bytes, 269316 overrun
    Blocks free curr/low: 511/168
    RX[02]: 413500421902 packets, 253352037908193 bytes, 566063 overrun
    Blocks free curr/low: 511/264
    RX[03]: 405056641781 packets, 242879498449889 bytes, 259491 overrun
    Blocks free curr/low: 511/189
    TX[00]: 330190721654 packets, 199847247773742 bytes, 0 underruns
    Blocks free curr/low: 508/121
    TX[01]: 338943972803 packets, 207641035134472 bytes, 0 underruns
    Blocks free curr/low: 511/116
    TX[02]: 351032018606 packets, 213654237791772 bytes, 0 underruns
    Blocks free curr/low: 510/250
    TX[03]: 334102657656 packets, 196810495181007 bytes, 0 underruns
    Blocks free curr/low: 510/90
    TX[04]: 0 packets, 0 bytes, 0 underruns
    Blocks free curr/low: 511/511
    Used by GigabitEthernet0/5
    TX[05]: 4 packets, 528 bytes, 0 underruns
    Blocks free curr/low: 511/509
    Used by TenGigabitEthernet0/9
    TX[06]: 4 packets, 528 bytes, 0 underruns
    Blocks free curr/low: 511/510
    Used by TenGigabitEthernet0/8
    TX[07]: 30112705950 packets, 25621895258706 bytes, 111 underruns
    Blocks free curr/low: 511/0
    Used by GigabitEthernet0/6
    TX[08]: 21 packets, 1180 bytes, 0 underruns
    Blocks free curr/low: 511/510
    Used by GigabitEthernet0/7
    Topology Information:
    This interface, a SSP Embedded NIC Port, is connected
    with Internal-Data0/3, a SSP Switch Uplink Port.
    Control Point Interface States:
    Interface number is 3
    Interface config status is active
    Interface state is active


    I did basic troubleshooting like cpu-hog etc but not seeing any massive hog etc.



    currently max conn count is ~40k around and 400mbps traffic rate with 75kpps rate.



    enter image description here



    Interface error rate graph



    enter image description here










    share|improve this question

























      1












      1








      1








      I have noticed on Cisco ASA 5585 (SSP-20) interface error counter going up specially overrun but so far we haven't seen any production impact or issue, error rate is low so its not noticable but would like to track it down what could be the issue.



      asa/pri/act# show int detail | b Internal-Data0/1
      Interface Internal-Data0/1 "", is up, line protocol is up
      Hardware is i82599_xaui rev01, BW 10000 Mbps, DLY 10 usec
      (Full-duplex), (10000 Mbps)
      Input flow control is on, output flow control is off
      MAC address 0000.0001.0002, MTU not set
      IP address unassigned
      1647603170965 packets input, 997527140937135 bytes, 0 no buffer
      Received 864639959 broadcasts, 0 runts, 0 giants
      16931212 input errors, 0 CRC, 0 frame, 16931212 overrun, 0 ignored, 0 abort
      0 pause input, 0 resume input
      0 L2 decode drops, 0 demux drops
      1384367635589 packets output, 843565440564127 bytes, 111 underruns
      0 pause output, 0 resume output
      0 output errors, 0 collisions, 1 interface resets
      0 late collisions, 0 deferred
      0 output decode drops
      0 input reset drops, 0 output reset drops
      Queue Stats:
      RX[00]: 422029984108 packets, 255396173038299 bytes, 15836342 overrun
      Blocks free curr/low: 511/112
      RX[01]: 407016123288 packets, 245899431598039 bytes, 269316 overrun
      Blocks free curr/low: 511/168
      RX[02]: 413500421902 packets, 253352037908193 bytes, 566063 overrun
      Blocks free curr/low: 511/264
      RX[03]: 405056641781 packets, 242879498449889 bytes, 259491 overrun
      Blocks free curr/low: 511/189
      TX[00]: 330190721654 packets, 199847247773742 bytes, 0 underruns
      Blocks free curr/low: 508/121
      TX[01]: 338943972803 packets, 207641035134472 bytes, 0 underruns
      Blocks free curr/low: 511/116
      TX[02]: 351032018606 packets, 213654237791772 bytes, 0 underruns
      Blocks free curr/low: 510/250
      TX[03]: 334102657656 packets, 196810495181007 bytes, 0 underruns
      Blocks free curr/low: 510/90
      TX[04]: 0 packets, 0 bytes, 0 underruns
      Blocks free curr/low: 511/511
      Used by GigabitEthernet0/5
      TX[05]: 4 packets, 528 bytes, 0 underruns
      Blocks free curr/low: 511/509
      Used by TenGigabitEthernet0/9
      TX[06]: 4 packets, 528 bytes, 0 underruns
      Blocks free curr/low: 511/510
      Used by TenGigabitEthernet0/8
      TX[07]: 30112705950 packets, 25621895258706 bytes, 111 underruns
      Blocks free curr/low: 511/0
      Used by GigabitEthernet0/6
      TX[08]: 21 packets, 1180 bytes, 0 underruns
      Blocks free curr/low: 511/510
      Used by GigabitEthernet0/7
      Topology Information:
      This interface, a SSP Embedded NIC Port, is connected
      with Internal-Data0/3, a SSP Switch Uplink Port.
      Control Point Interface States:
      Interface number is 3
      Interface config status is active
      Interface state is active


      I did basic troubleshooting like cpu-hog etc but not seeing any massive hog etc.



      currently max conn count is ~40k around and 400mbps traffic rate with 75kpps rate.



      enter image description here



      Interface error rate graph



      enter image description here










      share|improve this question














      I have noticed on Cisco ASA 5585 (SSP-20) interface error counter going up specially overrun but so far we haven't seen any production impact or issue, error rate is low so its not noticable but would like to track it down what could be the issue.



      asa/pri/act# show int detail | b Internal-Data0/1
      Interface Internal-Data0/1 "", is up, line protocol is up
      Hardware is i82599_xaui rev01, BW 10000 Mbps, DLY 10 usec
      (Full-duplex), (10000 Mbps)
      Input flow control is on, output flow control is off
      MAC address 0000.0001.0002, MTU not set
      IP address unassigned
      1647603170965 packets input, 997527140937135 bytes, 0 no buffer
      Received 864639959 broadcasts, 0 runts, 0 giants
      16931212 input errors, 0 CRC, 0 frame, 16931212 overrun, 0 ignored, 0 abort
      0 pause input, 0 resume input
      0 L2 decode drops, 0 demux drops
      1384367635589 packets output, 843565440564127 bytes, 111 underruns
      0 pause output, 0 resume output
      0 output errors, 0 collisions, 1 interface resets
      0 late collisions, 0 deferred
      0 output decode drops
      0 input reset drops, 0 output reset drops
      Queue Stats:
      RX[00]: 422029984108 packets, 255396173038299 bytes, 15836342 overrun
      Blocks free curr/low: 511/112
      RX[01]: 407016123288 packets, 245899431598039 bytes, 269316 overrun
      Blocks free curr/low: 511/168
      RX[02]: 413500421902 packets, 253352037908193 bytes, 566063 overrun
      Blocks free curr/low: 511/264
      RX[03]: 405056641781 packets, 242879498449889 bytes, 259491 overrun
      Blocks free curr/low: 511/189
      TX[00]: 330190721654 packets, 199847247773742 bytes, 0 underruns
      Blocks free curr/low: 508/121
      TX[01]: 338943972803 packets, 207641035134472 bytes, 0 underruns
      Blocks free curr/low: 511/116
      TX[02]: 351032018606 packets, 213654237791772 bytes, 0 underruns
      Blocks free curr/low: 510/250
      TX[03]: 334102657656 packets, 196810495181007 bytes, 0 underruns
      Blocks free curr/low: 510/90
      TX[04]: 0 packets, 0 bytes, 0 underruns
      Blocks free curr/low: 511/511
      Used by GigabitEthernet0/5
      TX[05]: 4 packets, 528 bytes, 0 underruns
      Blocks free curr/low: 511/509
      Used by TenGigabitEthernet0/9
      TX[06]: 4 packets, 528 bytes, 0 underruns
      Blocks free curr/low: 511/510
      Used by TenGigabitEthernet0/8
      TX[07]: 30112705950 packets, 25621895258706 bytes, 111 underruns
      Blocks free curr/low: 511/0
      Used by GigabitEthernet0/6
      TX[08]: 21 packets, 1180 bytes, 0 underruns
      Blocks free curr/low: 511/510
      Used by GigabitEthernet0/7
      Topology Information:
      This interface, a SSP Embedded NIC Port, is connected
      with Internal-Data0/3, a SSP Switch Uplink Port.
      Control Point Interface States:
      Interface number is 3
      Interface config status is active
      Interface state is active


      I did basic troubleshooting like cpu-hog etc but not seeing any massive hog etc.



      currently max conn count is ~40k around and 400mbps traffic rate with 75kpps rate.



      enter image description here



      Interface error rate graph



      enter image description here







      cisco cisco-asa firewall interface packet-loss






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      share|improve this question











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      asked 5 hours ago









      SatishSatish

      1,75812361




      1,75812361






















          1 Answer
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          From Cisco tech note:




          The ASA interface error counter "overrun" tracks the number of times
          that a packet was received on the network interface, but there was no
          available space in the interface FIFO queue to store the packet. Thus,
          the packet was dropped. The value of this counter can be seen with the
          show interface command.







          share|improve this answer
























            Your Answer








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            1 Answer
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            From Cisco tech note:




            The ASA interface error counter "overrun" tracks the number of times
            that a packet was received on the network interface, but there was no
            available space in the interface FIFO queue to store the packet. Thus,
            the packet was dropped. The value of this counter can be seen with the
            show interface command.







            share|improve this answer




























              2














              From Cisco tech note:




              The ASA interface error counter "overrun" tracks the number of times
              that a packet was received on the network interface, but there was no
              available space in the interface FIFO queue to store the packet. Thus,
              the packet was dropped. The value of this counter can be seen with the
              show interface command.







              share|improve this answer


























                2












                2








                2







                From Cisco tech note:




                The ASA interface error counter "overrun" tracks the number of times
                that a packet was received on the network interface, but there was no
                available space in the interface FIFO queue to store the packet. Thus,
                the packet was dropped. The value of this counter can be seen with the
                show interface command.







                share|improve this answer













                From Cisco tech note:




                The ASA interface error counter "overrun" tracks the number of times
                that a packet was received on the network interface, but there was no
                available space in the interface FIFO queue to store the packet. Thus,
                the packet was dropped. The value of this counter can be seen with the
                show interface command.








                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered 3 hours ago









                Ron TrunkRon Trunk

                39.6k33780




                39.6k33780






























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