4 (15)T2: Symptoms: The following SNMP is incorrectly generated: "%SNMP-3-INPUT_QFULL_ERR: Packet dropped due to input queue full. May 12, 2021 · Hi all, i just saw problem with increasing total output drops on interfaces at cat 2960s (WS-C2960S-48LPD-L ver. 73-16/17[VL22] The number of packets discarded due to input or output queue overflow has exceeded its threshold. This prevents the input queue from accepting any new packets for a Mar 20, 2013 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 79880. Flushes is used to count SPD (Selective Packet Discard). 7541536 packets input, 4175452690 bytes, 0 no buffer. 41580782 packets input, 6833639739 bytes, 0 no buffer. Input queue. description Primary Hub DMVPN Tunnel. 5 minute output rate 4000 bits/sec, 4 packets/sec. The line card is a WS-X6724-SFP. 737496 packets input, 433114351 bytes, 0 no buffer. Available formats: csv,json,list,null,php,print-r,sections Jun 22, 2010 · I am getting input queue drops on a gigabit interface with overrun errors on my 6500. This morning the number was so nonsensical (I think 8 digits) that I cleared counters. 67956787 Get-request PDUs. Received 0 broadcasts (0 multicast) 0 runts, 0 giants, 0 throttles Input queue： sizeとはinput queueの現在のサイズ。maxとはqueueの最大サイズ、dropsとは破棄されたパケット数。 ここでは「75」を超えるパケットがキューに格納されそうになった時、dropsカウンターが増加する。 Total output drops： Nov 5, 2019 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 7000 bits/sec, 9 packets/sec 5 minute output rate 46000 bits/sec, 5 packets/sec 48428 packets input, 16134020 bytes, 0 no buffer Received 131 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles Dec 5, 2017 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 6947051 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 9045000 bits/sec, 938 packets/sec 5 minute output rate 7986000 bits/sec, 865 packets/sec 3618870895 packets input, 3388582714917 bytes, 0 no buffer Received 119277 broadcasts (17039 multicasts) Nov 18, 2021 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: Class-based queueing Output queue: 0/40 (size/max) 30 second input rate 0 bits/sec, 0 packets/sec 30 second output rate 0 bits/sec, 0 packets/sec 0 packets input, 0 bytes, 0 no buffer Received 0 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles Dec 15, 2007 · MUX and Routers at both end are hardcoded 100Mbps/Full-duplex. Here is the output of show interface. Received 0 broadcasts (1570117 IP multicasts) 0 runts, 0 giants Jul 6, 2007 · the strange thing is that one switch shows input drops without ever seeming to have a queue, the other switch has no input drops. Kindly suggest solution, customer is dropping connections to their servers. The job queries CISCO-SWITCH-ENGINE-MIB and the switch stops responding to the snmp and we can see SNMP-3-INPUT_QFULL_ERR Packet dropped due to input queue full in the logs of device. 4014) Description: << Uplink to Primary Core Switc If the input queue is full, the packet will be dropped. To alleviate the drops on this queue, allocate more buffers to Queue 3. 698982 packets input, 164115935 bytes, 0 no buffer. 007152: Mar 15 12:03:32. 3001373 packets input, 1857296466 bytes, 0 no buffer. 645709185 packets input, 613639329616 bytes, 0 no buffer. The router model is a Cisco 7206VXR. Resolve this problem by sizing the input queue and the output queue appropriately to prevent input drops and allow the outbound priority queueing mechanism to take effect. Jan 16, 2008 · Input queue: 0/75/4112322298/0 (size/max/drops/flushes); Total output drops: 0. Workaround: Do a warm restart of SNMP ENGINE to get Dec 16, 2020 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 2632463712. I have raised the hold-queue to 200 in each interface, but the problem continues. Interface HighQueueDropRate. Mar 3, 2015 · 03-03-2015 04:21 AM. Mar 27, 2010 · 03-27-2010 07:10 PM. There are several vlans and I have a lot of input queue drops in vlans interfaces. The interfaces are routed interfaces on a Cisco 6509-E with sup-720B. Received 111889932 broadcasts, 0 runts, 0 giants Jul 19, 2006 · Once the input queue becomes full (the maximum number of packets is on queue), the interface drops additional incoming packets. Received 8861962 broadcasts (8848456 multicasts) Apr 20, 2004 · I am getting a lot of Input Queue Drops on my serial interfaces, does anyone have advice? I am running ios 12. Troubleshooting Input Queue Drops and Output Queue Drops Apr 23, 2003 · Please how do I find out which port is eperiencing a high queue drop rate on a Switch. 3, address is 0005. Regards, Thiyagu. We found out that outgoing is okay, only incoming has problem. 5 minute output rate 2647000 bits/sec, 415 packets/sec. Mar 13, 2008 · Remember, the input hold-queue does not drain at all unless the output interface tx-limit and tx queue are nearly empty. IP Flow switching is disabled. This link is the primary function of this device. 5 minute output rate 702000 bits/sec, 80 packets/sec. Output queue: 0/40 (size/max) 5 minute input rate 79808000 bits/sec, 11659 packets/sec. 3. This kind of errors is not due to state of physical link and thus receiver (in this case it's SFP) can not see any sign of them. 5 minute output rate 11843000 bits/sec, 2224 packets/sec. 5 minute input rate 1627000 bits/sec, 317 packets/sec. This issue is affecting the CISCO-MEMORYPOOL-MIB instead. 某些數據包始終會被處理，但是在適當的配置和穩定的網絡中，已處理數據包的速率必須 Dec 14, 2016 · Hi there, I am trying to find the reason for the high number of input-queue drops on a 2821: Input queue: 8/150/3790/0 (size/max/drops/flushes); Total output drops: 0. 5 minute output rate 256000 bits/sec, 65 packets/sec. 如果在适当的缓存表中找不到匹配项，则将数据包排队在要处理的incoming接口的input队列中。. Jul 28, 2006 · Once this is done, you'll stop getting these input queue drops, and your 6500 will perform MUCH faster. Input queue: 0/75/981068/0 (size/max/drops/flushes); Total output drops: 0. Jul 19, 2010 · Output queue drops are usually pretty easy since they are indicative of congestion on the network link. 4014 (bia 0005. I checked out the Show Process Cpu and the only thing Looking at the Cisco docs on input & output queue drops, incrementing outbound queue size is not recommended as the packets are already on the router and it would be better to drop at input so TCP can throttle the app back. 349699 Unknown community name. Input queues not only apply to operating systems (OS), but may also be Nov 29, 2023 · Tx queue drops mean drops caused by Tx buffer being full because port could not transmit frames fast enough to keep the pace with rate of frames being queued for transmission. Output queue: 0/40 (size/max) 5 minute input rate 124000 bits/sec, 70 packets/sec. While this is normal for some traffic types (ARP, routing protocol packets, etc. This happens when there are lot of snmp requests to the switch or when the SNMP process is not able to dequeue the packets from snmp input queue because of busy in processing the previous requests. Thanks. Returns a list of all defined queues. You can increase the maximum queue value with the hold-queue May 5, 2020 · Input Queue Drops. 05e6) Description: 2GB Uplink to STL-I9-3560-4. IOS puts back-pressure on the input interface when the output interface is saturated and you want the input interface to tail-drop, not buffer a bunch of packets unrealistically. 0 Illegal operation for community name supplied. Output queue: 0/40 (size/max) 5 minute input rate 233000 bits/sec, 49 packets/sec. Since the queue number starts at 0, Queue 3 maps to the fourth class-map, class Data. Output queue drops occur only if the interface is already congested at interrupt level, so that packets cannot be pulled out of the output queue before the queue becomes full. Please give the troubleshooting tech note. 07-08-2009 01:17 PM. 5 minute output rate 31658000 bits/sec, 3126 packets/sec. The most common reasons of output drop on tunnel are MTU, CPU and encapsulation failure. I have noticed that on some of my layer 3 Interface VLANs I am seeing some Input Queue drops and Flushes. Drops is the number of packets that have been dropped. Sometimes only Flushes and no drops or Drops and no Flushes and sometimes both. Jun 30, 2005 · Input queue: 0/2000/645675/0 (size/max/drops/flushes) The drops counter is slowly incrementing but the size counter is always zero. Jun 29, 2016 · Input queue: 0/75/17/0 (size/max/drops/flushes); Total output drops: 17501706 Queueing strategy: Class-based queueing Output queue: 193/1000/19499301 (size/max total/drops) 5 minute input rate 8952000 bits/sec, 2773 packets/sec 5 minute output rate 23889000 bits/sec, 3413 packets/sec 244327974 packets input, 92960216952 bytes, 0 no buffer Jun 30, 2009 · I am facing input queue drops on the Gi interface. The WAN link for carrying GRE traffic is not even congested and the CPU utilization of the router is under 10%. The system counts input queue drops if the number of packet buffers allocated to the interface is exhausted or reaches its maximum threshold. Since there is no encap_fail from the cef drop output, encapsulation might not be the reason here. bandwidth 155000 Dec 10, 2007 · The 3560 port channel interface doesn't show any drops or errors and only one of the interfaces in the port channel (54) shows drops or errors. This is the message I get. Hi All, Can anybody help me to know the reason for output drops on the interface? #sh interfaces gigabitEthernet 1/0/14 | in drops. Received 154303 broadcasts, 0 runts, 0 giants, 34 throttles. 1493229684 packets input, 1329967163222 bytes, 0 no buffer. I have two of WS-C2960X-48TS-L. Conditions: Occurs on a Cisco 2600 series router running Cisco IOS Release 12. 5 minute output rate 60703000 bits/sec, 11033 packets/sec. Dec 27, 2013 · This issue has been found when the switch is added to Ciscoworks LMS and an inventory collection job runs. Thanks Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 299040207 Queueing strategy: Class-based queueing Output queue: 0/40 (size/max) 30 second input rate 767000 bits/sec, 155 packets/sec 30 second output rate 14603000 bits/sec, 1819 packets/sec 931864194 packets input, 572335285416 bytes, 0 no buffer This is running on a 6506-E running a SUP720-3B with a 6724-SFP line card. 5482 (bia 0005. Apr 17, 2002 · Output queue 0/40, 0 drops; input queue 0/200, 3955 drops. The interface enters a throttling mode in which incoming packets are not accepted. 816: %SYS-1-CPURISINGTHRESHOLD: Threshold: Total CPU Utilization (Total/Intr): 91%/26% Aug 21, 2019 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 2353000 bits/sec, 602 packets/sec 5 minute output rate 15850000 bits/sec, 1623 packets/sec 3975312442 packets input, 5107283679684 bytes, 0 no buffer Received 34726967 broadcasts (27553546 multicasts) Sep 25, 2016 · Input queue: 0/75/ 20783 /0 (size/max/drops/flushes); Total output drops: 877 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 3006000 bits/sec, 2040 packets/sec 5 minute output rate 15714000 bits/sec, 2078 packets/sec 92383982 packets input, 25104737639 bytes, 0 no buffer Received 3 broadcasts (0 IP multicasts) May 19, 2008 · I'm still getting these drops flushes, here's another output a few mins after I cleared the interfaces: Input queue: 0/75/4145/4145 (size/max/drops/flushes); Total output drops: 0. 4 (11)T3. 11. If more than one routed protocol is configured on the interface, first determine the protocol that congests the input queue. Therefore, output drops at processing level (output queue drops) and output drops at interrupt level always occur together, and there is practically no need to Here you will see the “Total output drops” is at 235: SW01#sh interface gig1/0/1 | inc drops Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 235 Because this number can fluctuate because of the bug, you can use the “show platform port-asic stats drop {interface}” command to get the most accurate reading: Oct 20, 2014 · Here is an example of the amount of drops ver input. there seems to be no packet clogged in the queue currently. The switches are connected with to other using LACP on port 45,46. Port-channel54 is up, line protocol is up (connected) Hardware is EtherChannel, address is 001d. a246. 7485. 當數據包進入路由器時，路由器會嘗試在interrupt level轉發它。. May 19, 2008 · I'm still getting these drops flushes, here's another output a few mins after I cleared the interfaces: Input queue: 0/75/4145/4145 (size/max/drops/flushes); Total output drops: 0. Received 6215 broadcasts (5245 multicasts) 0 runts, 0 giants, 0 throttles Aug 5, 2016 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 396334 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 1000 bits/sec, 2 packets/sec 5 minute output rate 3000 bits/sec, 6 packets/sec 102845 packets input, 8460784 bytes, 0 no buffer Received 56 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles Aug 23, 2021 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 3582434. Input queues are mainly used in Operating System Scheduling which is a technique for distributing resources among processes. Sep 26, 2023 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 38566227 Queueing strategy: Class-based queueing Output queue: 0/40 (size/max) 5 minute input rate 13472000 bits/sec, 3707 packets/sec 5 minute output rate 69291000 bits/sec, 6898 packets/sec 172109311 packets input, 139212434085 bytes, 0 no buffer Total output Drops. As for questions about ACL and ARP: ACL: No, packets dropped via ACL wont show up as input queue drops (all the time). IHQ: pkts in input hold queue IQD: pkts dropped from input queue Nov 1, 2011 · Input queue: 0/2000/165204/0 (size/max/drops/flushes); Total output drops: 0. Output queue: 0/40 (size/max) 5 minute input rate 13543000 bits/sec, 4079 packets/sec. The throttling period allows the RP to process the backlog of packets on the input queue. When packets are processed, they are sent to the output queue of the outgoing interface. Dec 5, 2017 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 6947051 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 9045000 bits/sec, 938 packets/sec 5 minute output rate 7986000 bits/sec, 865 packets/sec 3618870895 packets input, 3388582714917 bytes, 0 no buffer Received 119277 broadcasts (17039 multicasts) Aug 3, 2010 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 224000 bits/sec, 149 packets/sec 5 minute output rate 243000 bits/sec, 130 packets/sec 329488291 packets input, 98533510592 bytes, 0 no buffer Received 95771995 broadcasts (73824483 multicasts) Nov 1, 2011 · Input queue: 0/2000/165204/0 (size/max/drops/flushes); Total output drops: 0. May 5, 2019 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 619164 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 43000 bits/sec, 15 packets/sec 5 minute output rate 58000 bits/sec, 18 packets/sec 44165 packets input, 16395160 bytes, 0 no buffer Received 1694 broadcasts (1693 multicasts) 0 runts, 0 giants, 0 Input queue: 0/75/0/0 (size/max/drops/flushes): This tells us how many packets are in the input queue and it’s maximum size (75). 12. Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 802. 378869572 Number of requested variables. For example, the traffic rate on the outgoing interface cannot accept all packets that should be sent out. I thought the size counter would show the queue as being full. Thanks, Greg. They will sit in the input queue like all other packets waiting on the processor to decide if they get dropped or not. 1) Show interface xxx, if there is non-zero generic input drop counter then. Nov 21, 2016 · 1. I see a lot of total output drops on my 2960X, not on all interfaces but on some specific interfaces. Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec. Output queue: 0/40 (size/max) 5 minute input rate 10183000 bits/sec, 1448 packets/sec. At the same time Observing CPU high due to PID 9 which belongs to ARP Input. %SNMP-3-INPUT_QFULL_ERR will occur when snmp input queue is full. 5 minute output rate 887000 bits/sec, 276 packets/sec. interface Tunnel0. May 23, 2013 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 1092. Dec 6, 2006 · I have recently enabled QOS on my 6509 (running Hybrid mode). I am observing ARP input Queue full and dropping packets. GigabitEthernet1/1 is up, line protocol is up Hardware is C6k 1000Mb 802. Apr 7, 2016 · Input queue: 2/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 1080000 bits/sec, 1094 packets/sec 5 minute output rate 16182000 bits/sec, 1790 packets/sec 198538830 packets input, 2885754939 bytes, 0 no buffer Received 450868 broadcasts (0 IP multicasts) Jan 30, 2007 · Drops/flushes on a VLAN interface indicate some level of traffic hitting the MSFC CPU meaning that some of your traffic is being software-switched. SPD is a protocol that drops low priority packets when the CPU is too busy so that it can save Dec 20, 2011 · Input queue: 0/2000/1021937/0 (size/max/drops/flushes); Total output drops: 0. Output drops is a cumulative total. May 21, 2020 · Input queue: 0/375/2497/1030 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 239675000 bits/sec, 49780 packets/sec 5 minute output rate 193607000 bits/sec, 44036 packets/sec 108538977078 packets input, 55832140065374 bytes, 0 no buffer Received 326948 broadcasts (0 IP Jan 12, 2011 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 3871100. ) there was a point in time where there was not enough queue space to accommodate these packets. Also the size of the queue has been automatically increased to 2000 (default 75), we did not Jul 3, 2007 · Input queue: 0/75/202815/0 (size/max/drops/flushes); Total output drops: 0. This is output show interface on Cisco6500(sup720BXL) ) (link 7200-6500): Mar 20, 2013 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 79880. IP fast switching on the same interface is disabled. 16177712 packets input, 1173810655 bytes, 0 no buffer. Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 6433679. However the users on the LAN side are reporting disconnect or drops between the site to site and the site to hub connectivity only on the LAN part. Input queue: 0/375/415441/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 0 bits/sec, 0 packets/sec 5 minute output rate 0 bits/sec, 0 packets/sec 510252 packets input, 763315452 bytes, 0 no buffer Received 3 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles Dec 11, 2007 · Since this is a VLAN interface, are these drops actually affecting any of my workstations? Or does this mean that the Virtual Interface on the Switch is dropping the packets and it doesn't really matter? Below is an example of one switch: sh int summary *: interface is up. The interface concerned has CEF enabled: IP fast switching is enabled. You cannot troubleshoot a congestion that occurred in the past. Why are packets being dropped when the queue is empty. The provider performed (sigh) another testto isolate the problem (again), but this time up to their router. The input queue overflow scenario occurs most Oct 27, 2010 · Total Output drops (Input Queue) on GRE tunnel interfaceWe've experienced "output drops" on GRE tunnel interfaces with IPSec. 0) clear both interface counters and np counters. Queueing strategy: Class-based queueing. Image 7 shows that Queue 3 has more traffic enqueued than any other queue, and it is also the only that has experienced output drops. 5 minute output rate 0 bits/sec, 0 packets/sec. I cannot see any errors or crc. router#show interfaces ethernet 0/0 Input queue: 30/75/187/0 (size/max/drops/flushes); Total output drops: 0 Output queue :0/40 (size/max) In the example above, there is no way to see exactly which packets have been dropped. Aug 5, 2016 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 396334 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 1000 bits/sec, 2 packets/sec 5 minute output rate 3000 bits/sec, 6 packets/sec 102845 packets input, 8460784 bytes, 0 no buffer Received 56 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles Nov 7, 2015 · If you see the above output there are drops on the tunnel interface and they are increasing gradually at the rate of 5-10 per minute. 0 Helpful. This messages tells the user that there are bust of SNMP Nov 17, 2021 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 86494. Regards Jul 21, 2008 · Output drops are the Count of packets dropped on the output interface. Jan 7, 2016 · Output drops ,Input queue drops & Hold queuesOutput drops ,Input queue drops & Hold queues 介绍：在这份文档中，您将了解一些基本的术语如OUTPUTDROPS, INPUT QUEUE DROPS, HOLD-QUEUE IN 和 HOLD-QUEUEOUT。 OUTPUT DROPS: 每个端口都有某种接收和发送缓存。这些缓存是用来存储帧，交换机进行转发决定，或当端口传输的速率大于物理介质 Feb 7, 2018 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 959239 Queueing strategy: fifo Output queue: 0/40 (size/max) 30 second input rate 6068000 bits/sec, 2450 packets/sec 30 second output rate 18567000 bits/sec, 1655 packets/sec 147799652 packets input, 78574317037 bytes, 0 no buffer Received 405149 broadcasts (136421 multicasts) Jun 18, 2009 · The causes of the input queue drops indicate that excessive amounts of packets are being sent to the process switching path, instead of being handled in the interrupt switching path. Your input queue drops are caused by spd flushes. Output queue: 0/40 (size/max) 5 minute input rate 134000 bits/sec, 160 packets/sec. Format the result data. 2) Show controller np ports all location yyy, this will display which NP the interface in question is on. have You ever met this probl Mar 11, 2009 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 24970. 5 minute output rate 1909000 bits/sec, 231 packets/sec. Output queue: 0/40 (size/max) 5 minute input rate 79883000 bits/sec, 32407 packets/sec. 5482) Description: Connected to VMWar 什么是"Total output drops" 当接口的出方向数据包超过了其输出速率时，接口就会发生拥塞。这些数据包首先会存储在出口的buffer中，当buffer同样无法满足数据包的传输速率时，接口会出现Total output drops 。 可通过show interfaces来查看： Switch# show interfaces tw1/0/1 Input queue: 0/375/0/0 (size/max/drops/flushes); Total output Feb 7, 2007 · Input queue: 0/2000/92/0 (size/max/drops/flushes); Total output drops: 0. 5 minute output rate 290321000 bits/sec, 40779 packets/sec. You can increase the maximum queue value with the hold-queue Jul 6, 2009 · Options. What is odd - I am not seeing any change in Tx/RX values; however, with in 1/2 minutes I am seeing 'Total output drops:' increase when I pull stats via 'sh int Dec 3, 2008 · 86912610 SNMP packets input. Output queue: 0/40 (size/max) 5 minute input rate 93000 bits/sec, 33 packets/sec. 0 Bad SNMP version errors. Depending on the interface type and queueing configuration, it may be just a single large-sized packet, or burst of packets causing the drop (so you'd have to be Mar 15, 2019 · 03-15-2019 03:39 AM. May 4, 2020 · Input Queue Drops. This messages tells the user that there are bust of SNMP Aug 22, 2023 · Queue Buffer Statistics with Drops with an Example Policy. In 5 hours I picked up 614 drops/flushes on the VLAN input queue. Depending on the interface type and queueing configuration, it may be just a single large-sized packet, or burst of packets causing the drop (so you'd have to be Aug 30, 2013 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 28783. Search for "Selective Packet Discard" - I think the command you want is. 578360696 packets input, 346231331921 bytes, 0 no buffer. IF-MSFC-10. 150921 Input queue packet drops (Maximum . 5 minute output rate 11561000 bits/sec, 1510 packets/sec. 12. Output queue is a snapshot in time - it may be that at the exact moment you run the command, traffic was not queued, therefore it shows as zero. I'm sorry, but its very difficult to troubleshoot output drops with such little information. There's plenty of bandwidth on our GE links, so there's no really need to throttle the input. If the input queue is constantly overloaded, the Cisco IOS Software throttles the interface. There are two documents that can really help you solve and address queue drop issues. ip spd queue max. . Output queue: 0/40 (size/max) 5 minute input rate 10523000 bits/sec, 7721 packets/sec. 0 Encoding errors. 05e6 (bia 001d. Output queue: 0/40 (size/max) 5 minute input rate 110000 bits/sec, 126 packets/sec. 0 packets input, 12535104 bytes, 0 no buffer. 786 Number of altered variables. Dec 16, 2020 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 2632463712. 18346242 Get-next PDUs. 7444. Nov 26, 2019 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 1586061 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 25000 bits/sec, 31 packets/sec 5 minute output rate 819000 bits/sec, 62 packets/sec 2199277 packets input, 201406641 bytes, 0 no buffer Received 1029 broadcasts (819 multicasts) Aug 17, 2018 · 08-17-2018 04:28 AM - edited 03-08-2019 03:55 PM. 如果在適當的緩存表中找不到匹配項，則將數據包排隊在要處理的incoming接口的input隊列中。. 166 Set-request PDUs. 5 minute output rate 44172000 bits/sec, 5042 packets/sec. In computer science, an input queue is a collection of processes in storage that are waiting to be brought into memory to run a program. Noticed intermittent high latency when ping both ways and icmp packet drops (only getting 98%) and this happens 24x7 during high or very-low link utilization - also file transfer is slow. Received 11544 broadcasts (11350 multicasts) Jun 7, 2023 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 1540231 --snip-- Tip : Use the show interfaces command and filter the output with the appropriate criteria to quickly and easily identify the affected interface and take the necessary steps to resolve the issue. 6814390 packets input, 2182125529 bytes, 0 no buffer. 5b thanks mark anderson CTN01-R1>sh int s0/0 Serial0/0 is up, line protocol is up Hardware is DSCC4 with integrated T1 CSU/DSU MTU 1500 bytes, BW 1544 Kbit, DLY 20000 usec, reliability 255/255, txload 17/255, rxload 41/255 Encapsulation HDLC, loopback not set Keepalive set (10 sec Dec 23, 2008 · This could be caused by CSCsk27147 which is fixed in 12. reliability 255/255, txload 1/255, rxload 1/255. Enabling a feature that is not supported in the CEF-switched or fast-switched path causes a large number of packets to be process-switched. 42106757 packets input, 17561926962 bytes, 0 no buffer. 2(55)SE8) problem is on every connected interfaces, some with ip phones others with PCs and uplink interface, everywhere total output drops are growing. Output drops are caused by a congested interface. "show interface" of the router interface connected to MUX shows an accumulating "input queue Mar 7, 2019 · 01-05-2015 06:40 PM. Apr 17, 2002 · I have an RSM router in a Catalyst 5509 module. 当数据包进入路由器时，路由器会尝试在interrupt level转发它。. Output Oct 30, 2019 · Input queue: 0/375/0/0 (size/max/drops/flushes); Total output drops: 14289760 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 2603000 bits/sec, 1888 packets/sec 5 minute output rate 19504000 bits/sec, 2740 packets/sec 6395387 packets input, 1286950518 bytes, 0 no buffer Received 8115 broadcasts (123 IP multicasts) Dec 14, 2016 · Hi there, I am trying to find the reason for the high number of input-queue drops on a 2821: Input queue: 8/150/3790/0 (size/max/drops/flushes); Total output drops: 0. My experience has been that the 6500s have the charming property of NOT automatically changing the SPD threshold. We also isolated that the problem is most likely between MUX and Router at the provider building. CORE#sh int gi 1/39 GigabitEthernet1/39 is up, line protocol is up (connected) Hardware is C6k 1000Mb 802. There are no flushes. (Your tax dollars at work folks!) If it matters, the link is fiber. Switch#show int te0/45 Input queue: 0/75/337/0 (size/max/drops/flushes); Total output drops: 0! 5 minute input rate 59000 bits/sec, 10 packets/sec! 2659 packets input, 1976424 bytes, 0 no buffer Received 745 broadcasts (0 IP multicasts) 0 runts, 0 giants, 0 throttles 0 input errors, 0 CRC, 0 Feb 18, 2014 · The steps to identify the issue are as stated below -. Received 15097969 broadcasts (15004640 multicasts) Troubleshoot Input Queue Drops You can successfully troubleshoot input queue drops while packets constantly arrive in the input queue. Received 1425403 broadcasts (1098226 May 23, 2011 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 52518000 bits/sec, 34986 packets/sec 5 minute output rate 21180000 bits/sec, 18880 packets/sec 1688323836 packets input, 3495020720 bytes, 0 no buffer Received 4195837864 broadcasts (0 multicast) Sep 13, 2013 · Input queue: 0/2000/0/0 (size/max/drops/flushes); Total output drops: 0. Nov 25, 2014 · GigabitEthernet2/28 is up, line protocol is up (connected. Options¶--format[=FORMAT]. 5 minute output rate 16000 bits/sec, 4 packets/sec. Input queue drops are more subtle and related to how incoming traffic is routed. Mar 29, 2009 · Input queue: 0/75/25036/0 (size/max/drops/flushes); Total output drops: 0. Queueing strategy: fifo. 某些数据包始终会被处理，但是在适当的配置和稳定的网络中，已处理数据包的速率必须 queue:list¶. 148401043 packets input, 1664019696 bytes, 86 no buffer. Each of the switches have 7 nodes (servers) running cent os 7 with bonded interfaces as follows: Feb 8, 2011 · Input queue: 0/75/2427672/0 (size/max/drops/flushes); Total output drops: 0 Queueing strategy: fifo Output queue: 0/40 (size/max) 5 minute input rate 47382000 bits/sec, 11056 packets/sec 5 minute output rate 42153000 bits/sec, 6186 packets/sec. 393083385 packets input, 423203301438 bytes, 0 no buffer. Output queue: 0/40 (size/max) 5 minute input rate 175000 bits/sec, 46 packets/sec. Received 1425403 broadcasts (1098226 Aug 30, 2013 · Input queue: 0/75/0/0 (size/max/drops/flushes); Total output drops: 28783. Maybe you can turn on debug ip icmp and see if the router generate any ICMP type 3 code 4 message. blhboshzttkkzszoksqc