Mikrotik Bonding Cpu Usage. 47. if you refer to the bandwidth monitor on Oct 10, 2014 Â

47. if you refer to the bandwidth monitor on Oct 10, 2014 · Hello, our company is using CCR1036-12G-4S with 6. May 31, 2022 · One of the processor cores is constantly under high load, in the tools profile this core is used by the management process and it doesn’t depend on the amount of traffic. Our mission is to make existing Internet technologies faster, more powerful and affordable to wider range of users. Has anybody else Feb 19, 2023 · Hi. 900mbps on ros6 ~5-10% cpu usage. 9? I would like to have this also, looks great and is very informative Jan 13, 2026 · Practical MikroTik switch tips for home labs, including WinBox usage, RouterOS vs SwOS, VLAN design, and avoiding hardware offload pitfalls. I believe on the CRS3xx switches you have to do LAG from the bridge menu. second bonding interface have one VLAN and two physical SFP link. With no load on the box just running the profiler it has 5 to 7% CPU usage from “management”. 100% CPU spike continues. I don't see "spi" in profiler on other devices (CCR2004 and CRS317). 97K subscribers 42 Jun 8, 2021 · A best practices guide for engineers looking to improve network performance, security and latency using MikroTik for edge routers and BNG. i’ve upgraded to use Tool > Profile and see where’s my CPU usage The ultimate heavy-duty home lab router with USB 3. Nah pada kesempatan ini, kita akan coba share kepada anda tentang cara konfigurasi mikrotik menggunakan aplikasi yang dinamakan dengan Winbox. 48. Unfortunatly, both sides are dynamic DNS. Aug 2, 2023 · How to check a MikroTik's version, uptime, CPU, RAM (memory) and disk usage from a command-line interface (terminal) or using Winbox/Winfig. png Can I fix that problem? Thank you Is this high of a usage normal? Customers from this location are reporting slow speeds and I am wondering if it is the router. After closing it, CPU load is at 10% now. Jan 22, 2019 · Secondly the CPU of both the Mikrotik devices goes above 80-85% at all the times. It has 1 brige only and the needed ports added there with the corresponding VLAN rules per port (PVID, tagged/untagged). 8, or this is just a future feature in maybe 2. A common culprit of CPU issues is the use of the masquerade action, especially with PPPoE concentrators. MAC-based VLANs will only work properly between switch ports and not between switch ports and CPU. You can mount four of these new routers in a single 1U rackmount space! Unprecedented processing power in such a small form factor. 17, it was with the same issue on v4. Mar 1, 2023 · As you mentioned, there is hw operation with the bonding interface, but hw does not appear to be active for the vlan interface ports. Oct 25, 2021 · At the moment there are five L2TP/IPSEC clients connected to the router and the cpu usage jumping from a mere 10% to 100% and it remains so for a few minutes. The port role in Mar 13, 2014 · The CPU usage was caused by an open System → RouterBoard window, which opened by default after upgrade and reboot, and was hidden behind other windows. 3ad load balancing mode over tunnels ; - bonding - fixed bonding primary slave assignment for ovpn interfaces after startup; - bonding - fixed crash on RoMON traffic transmit; - dhcpv6 client - fixed ia lifetime validation when it is set by dhcpv6 client; - disk - added support for Plextor PX-G128M6e (A) SSD on CCR1072; Oct 6, 2016 · - crs3xx - improved load balancing on bonding interfaces for CRS317, CRS309, CRS312, CRS326-24S+2Q+ and CRS354 devices; - crs3xx - improved system stability when bonding and IGMP snooping is used (introduced in v6. Does having equal cost multi-path routes increase cpu usage because it has to equalize the traffic verses sending everything out one way? The the highest cpu cores spike to is about 60% from what i can see, average total cpu load is 5-15%. This setup not only Nov 9, 2020 · I wanted to take a few minutes and go over a real-world example and explain some of the ins and outs when discussing Mikrotik CPU usage. “patterned” drop on my bandwidth/interface i would like to first troubleshoot the 100% cpu SPIKE that im having… refer attached pics. Is this some kind of memory leak in ros 7. CRS3xx, CRS5xx series switches, CCR2116, CCR2216 routers will always use Layer2+Layer3+Layer4 for a transmit hash policy, while 88E6393X, 88E6191X, 88E6190 switch chips are limited to Layer2 Oct 25, 2021 · At the moment there are five L2TP/IPSEC clients connected to the router and the cpu usage jumping from a mere 10% to 100% and it remains so for a few minutes. It was around 90-95% spike (10-15% average) before I optimized the firewall. Jan 1, 2026 · Learn about Wi-Fi standards, their features, and how to choose the best router or access point for your needs. 12, my CPU usage has spiked significantly, often hitting 90–100% during peak hours. Configure your PPPoE server on Mikrotik! Learn essential steps, including creating IP pools, PPPoE profiles, and users. Total CPU load 10-50%. QNAP-1 is using 2x1GE connection QNAP-2 is using 2x10GE connection when bonding is enabled on CRS354 I’m getting 100% CPU usage and throughput aprox. 48); - hotspot - fixed "idle-timeout" usage with RADIUS authentication; 1U rackmount, 10xGigabit Ethernet, SFP, USB 3. The RB2011 this replaced with the same config was running 99. I see the CPU is going above 35%, which is huge for just that less customers. Sep 8, 2025 · I’ve been experiencing a strange issue on my MikroTik router running RouterOS 7. After upgrade to 2. ). Bonding combines multiple network interfaces into a single logical interface, which can increase bandwidth, improve redundancy, and enhance overall network reliability. When a packet is being forwarded to the CPU, the pvid property for the bridge port will be always used instead of new-vlan-id from ACL rules. … Feb 1, 2016 · Hi, All! I have a problem with my BR750GL, the CPU load is very high. Regarding the high CPU utilization on your MikroTik router, this is likely due to a combination of factors: The TZSP streaming itself - when you enable the sniffer with streaming on the MikroTik device (streaming-enabled=yes), it creates a copy of all network packets and sends them to your Debian server. com Dec 16, 2015 · I use CCR1009 and I just have around 400 customers. Some idea what is it or what can cause this, maybe PoE? PoE is now enabled only on two interfaces, rest is poe-out=off. 18. if you refer to the bandwidth monitor on On old CRS326 was average CPU utilization ~0-1% (and no "spi" usage). png When I stop “Allow Remote Request” the usage go down. Yep, this common action should be avoided when possible. i’ve recently bought a mikrotik RB751U-2HnD and i’m getting some weird problems. On winbox it shows 12% in profile it shows 82% idle. Can we expect improvements in the future? Or will I need a more powerful model to get 2… Apr 10, 2023 · Hello all, I am trying to get a 10gb link working between my upstairs office switch (CRS305) and my basement server rack switch (CRS317) but I’m having trouble with high cpu usage on both switches and low bandwidth: Both switches are running RouterOS version 7. 25K subscribers Subscribe Jun 13, 2016 · - bonding - fixed 802. With Cake I’m at ~60% cpu usage. winbox lag when trying to login high tx drop on certain interfaces. I’d also add showing the disk usage of a container be nice too. Last night I rebooted again - and have not used Winbox since, the CPU usage has remained normal. 5 to 99% id… /interface bridge port add bridge=bridge-lan interface=ether4 add bridge=bridge-lan interface=ether2 pvid=11 add bridge=bridge-lan interface=ether3 pvid=11 /interface A community-contributed subreddit for all things Mikrotik. 3ad (LACP), balance-xor (static LAG) and active-backup bonding modes are hardware offloaded, other bonding modes will use the CPU's resources. Thing is, there is no graphing setup on this device. Running the profiler shows that its graphing taking up all the CPU. MikroTik RouterBOARD CCR2216-1G-12XS-2XQUnleash the power of 100 Gigabit networking with L3 Hardware OffloadingStart your 100 Gigabit journey with our new flagship product: the Cloud Core Router 2216! Its powerful 16-core CPU can trade blows with the mighty 72-core Tile CPU of our previous flagship - the CCR1072. According to the profiling tool, most of the cpu usage is caused by encryption. When usage is low, I can run continuous pings for several minutes with no loss or significant latency. I'm going almost out of ideas but I would feel very defeated if I will have to use freeNAS in Active/Backup configuration and I think also mikrotik should Feb 4, 2012 · hi guys. 2> when we change the bonding mode to 802. com Oct 23, 2017 · - crs3xx - improved load balancing on bonding interfaces for CRS317, CRS309, CRS312, CRS326-24S+2Q+ and CRS354 devices; - crs3xx - improved system stability when bonding and IGMP snooping is used (introduced in v6. Other than bonding two ports together for link aggregation on my TrueNAS server, I don't plan on using any other management features. In Profile we see, www,hotspot,web-proxy each consuming 30% and hence the usage goes 100%. On CRS312 everything is HW offloaded. MAC-based VLANs will not work for Mar 26, 2006 · I did a netinstall on a routerboard 532 yesterday and put it back up on the tower. 1. Mar 8, 2018 · this days i have buyed a crs326 but seems that is a bug in hardware offload with multicast traffic, the cpu goes verry high when swithed traffic goes more than 600mb. But the matter is when a server conected reboots, or if you take down a port in Winbox, the CPU spickes to 100% and the problem acording to “profile tool” is that “bridging” takes all the CPU. Total traffic is about 300 000pps and 1Gbps. Please ensure if you're asking a question you have checked the Wiki First: https://help. Our problem is with two cores, which have in peak 100% load. Step by step. 1 /tool profile NAME CPU USAGE l2tp 0% ethernet 1. Yes, that $20 router with a single ethernet port and the most basic CPU could be configured the same as the $1000 router, but it won’t actually perform doing those tasks. 0rc7 upgrade on diferent routerboards on production envoirements I experimented 100% cpu usage on the rb2011l, profile shows l7-matcher filter 100% of cpu , downgrading to 5. Device was on 6. 5G copper ports, with everything going through Feb 24, 2023 · Hello I have noticed sometimes when I go to IP → Routes and do a few queries in there that my routing process runs over 10% for the entire time until I reboot the router. After upgrading from version 7. Mar 1, 2022 · Hi, I have a CRS354 on 6. In fact, I think the main reason for this high cpu may be something other than l3hw. I thought I followed the guide for hardware offloading correctly, but maybe I’ve made a Dec 11, 2025 · The Switch Rule table is used for MAC Based VLAN functionality, see this table on how many rules each device supports. Jun 27, 2021 · The NAS has a CPU bottleneck - watch its CPU usage while testing You made a mistake on the Mikrotik switch and the traffic isn’t being fully handled by the switch chip - watch the CPU load on the Mikrotik while running your tests, it should barely increase, and definitely not get close to 100%. Oct 15, 2025 · Can form users help me understand network bonding that MicroTik offers? I have these questions: Does network bonding integrate multiple physical internet paths into a single, larger virtual channel, significantly boosting data speeds ? Is this a pre-implemented functionality in MicroTik routers? I can just buy a MicroTik router and do some configuration and have this functionality? All I have Apr 20, 2012 · The problem is that CPU Usage touches 100% in minutes of starting devices. If it is an inter-linked set of servers/containers where the data crosses a VLAN more than once, the spike can reach well into 70%. Let’s talk about the router in question. It doesn’t do any routing except for management access, and as far as I can tell, only WinBox traffic is going on. this is my config mar/08/2018 19:19:59 by RouterOS … Feb 7, 2023 · The exception is that when any connection streams data that crosses from one VLAN to another, there is a noticeable spike in the heX-S’ CPU usage. 0, LCD, PoE out on port 10, 2x1. 7? IP searches on the routes screen are also very very slow, we only have 1 full routing table and a few hundred other routes from IX peers (compared to how it was in Ros6) Feb 24, 2021 · I have the same problem on Hap AC 6. We'll cover common Jul 8, 2017 · The problem seems to be l2tp tunnels disconnecting and it causes one cpu core to spike to 100% usage for about a second and this is what causes the timeout. 5Gbps) routers and mesh Wi-Fi systems to bring home today! I am fairly new to MikroTik, and I need to setup the following: Ports 5-8 on both in a linkagg for a total of 4GBPS bandwidth between them, and then the CRS just switching as a normal switch and such. > /system routerboard print Oct 6, 2025 · Looking to get past the Gigabit mark? Here are the best entry-level multi-Gigabit (2. MikroTik makes networking hardware and software, which is used in nearly all countries of the world. 8 I was wandering will it show up or not. 8 and I’ll post the config exports below. 22 to 6. /ip firewall filter add action=fasttrack-connection chain=forward connection-nat-state=srcnat connection-state=established,related hw-offload=no add action=accept We would like to show you a description here but the site won’t allow us. i’ve upgraded to use Tool > Profile and see where’s my CPU usage Sep 18, 2014 · why there is difference in cpu usage seen on winbox (below titlebar) and /tools/profile. 5% console 0. 5% networking 6% ipsec 0% winbox 0% logging 0% management Sep 27, 2021 · Just like the title says. 18 RoS. 2, I then downloaded the smips package (6. Everything goes well, I configured the bonding on both ends but when everything is enabled I get significant speed drops and CPU usage at 100% on CRS. Ideally via /container item, than having to start the profile tool to see it. Our configuration is: on our first bonding interface have connectivity to our BGP upstream provider. In Profile I see that “dns” usage is 80-90%. Networking and ethernet usage is high in CPU usage. 3) and tried to copy the update package to device, but get to about 5Mb of file transfer, CPU hits 100% and then I lose connection, tried a couple of time same result. Any insight would be greatly appreciate it as I would love to be able to learn more about networking. 2. Feb 19, 2018 · So if you have lots of PPP session connecting/disconnecting, connection tracking will constantly be recalculated which can cause high CPU usage. CRS510-8XS-2XQ. I didn't find details for "spi" in Mikrotik doc. Firewall config is as below with fasttrack enabled, am I doning something wrong here and fasttrack is not working fully? Any guidance will be appreciated. 3ad & hash policy as Layer2, All the traffic goes over one link only. No balancing at all. Nov 22, 2013 · I have a new CRS upgraded to 6. But I'm curious about something I read on Mikrotik's testing page. I saw Tools > Profile. Oct 2, 2023 · I have CRS354-48G-4S+2Q+ connected to 2 QNAP on both I have bonding connection configured. 41. Can you please shine a little light on why my Mikrotik router is running at around 30 % CPU utilizati Aug 11, 2016 · - crs3xx - improved load balancing on bonding interfaces for CRS317, CRS309, CRS312, CRS326-24S+2Q+ and CRS354 devices; - crs3xx - improved system stability when bonding and IGMP snooping is used (introduced in v6. Can someone verify below configuration please? # 2025-12-18 17:02:52 b… Nov 15, 2005 · I connected via Winbox to the Mikrotik demo router and I like very much the feature to display these values at the top right corner of the winbox. So then I connected device via Nov 8, 2011 · Hi all! I´m with a little problem that i can´t figure out how to solve this. Even with a simple speedtest at 150Mbs from a machine, the CPU spikes to 100%. Can someone explain that. Can we expect improvements in the future? Or will I need a more powerful model to get 2… Oct 20, 2020 · Yes that’s the double edged sword of Mikrotik using the same OS, with all the software features enabled, on nearly every piece of equipment. Mau tau bagaimana cara pakai winbox nya ? Winbox adalah The new MikroTik flagship with the power of a whole fleet. Sep 29, 2021 · Just like the title says. 48); - hotspot - fixed "idle-timeout" usage with RADIUS authentication; We would like to show you a description here but the site won’t allow us. Is it possible to turn this ON in 2. 6 and firmware 3. I’m attaching speedtest result (I have 1GE download/300Mbit upload 6. 2 Gb/s at the port. 5G copper ports, with everything going through Apr 27, 2017 · Hi everybody i m having a high cpu usage and i check at tool profile and i got a high percentage used by networking and this happen suddenly how to solve it ? I just brought up a router, to IKEv2 to another Mikrotik. Bonding in RouterOS currently supports two schemes for monitoring a link state of slave devices: MII and ARP monitoring. Can we expect improvements in the future? Or will I need a more powerful model to get 2… Mar 14, 2018 · Was playing around with a HAP mini today, first thing I did was reset config and selected do not do backup and no default config. 48); - hotspot - fixed "idle-timeout" usage with RADIUS authentication; Is your MikroTik router struggling with 100% CPU usage? This video will show you exactly how to diagnose the problem and fix it for good. Since then I have found that if I use Winbox - the CPU will go to 100% after a while and stay there. I rebooted one of the access routers to do a quick test and with 100+ l2tp tunnels disconnecting, the 1072s cpu stayed pegged at 100% for about 5 minutes. 5G Ethernet and a 10G SFP+ cage. The pattern of packet loss and latency seems to be related to the amount of bandwidth utilization. CRS hitting 100% CPU in speed test I've been performing some speed tests between a CRS326 that I'm purely using as a switch with multiple VLANS configured and a RB5009UG+S+ which is my router. The backbone links area different brands. So what I do is, I have two scripts. Jan 24, 2013 · Hi, After 5. EDIT: The "bond" type interface on the CRS1xx and CRS2xx switches is definitely CPU-only, even if you set it up in a static configuration. Once that… Nov 22, 2013 · I have a new CRS upgraded to 6. Feb 4, 2012 · hi guys. Solaris CPU, Memory and Kernel Performance CPU Load CPU Utilization Total Number of Current Processes and Threads Files and Logfiles Age and Size of File (mk_filestats) Age and Size of Files Age and Size of Files (mk_filestats) Age, Size and Count of a Group of Files Check Logfiles for Relevant New Messages Forward Logwatch Messages to the Aug 25, 2023 · Anyone knows/heard of container roadmap ? Being able to display memory/cpu consumed would be great. This interface have two physical SFP link. When the load increases, the problem becomes more frequent. . Changing the mode back to "802. We need - full L3 hw offloading on bridge interfaces - SFP+ on the switch chip - low CPU usage when pushing 10G - firewall stack that utilizes multiple cores I'm hoping whatever follows the RB5009 PoE version they released last year will be another RB5009 form factor with 2 x SFP+ cages and 4 x 2. The only Mikrotik switches which support hardware offloaded LACP are the CRS3xx series. Rebooting it solves the issue, but after a few weeks the problem returns. Hello @angolo40 , thanks for creating this little application which works great out of the box. Information: we are using RB2011LS-IN with Ubiquity equipment as access points. And it s… Jan 26, 2014 · CSR CPU = 8-12% so performance are somehow limited and I do not understand why, since the CPU is not overloaded. When only 1 interface is used I’m able to break this limit. +1, to both a roadmap & per-container mem/CPU. When interfaces connect/disconnect, in combination with NAT, it gives you high CPU usage. Also disabling snmp does not solve the problem. 9. All ports is in the same bridge and is being HW Jan 29, 2025 · High CPU usage on single core (Supermicro Server, ROS 7. It has a 600MHz CPU, 128MB RAM and a USB port. I’m attaching speedtest result (I have 1GE download/300Mbit upload Only 802. I reboot the router and it returns to normal. WinBox is slow as a result, and just exporting the configuration took like a minute or two. mikrotik. There will be a primary gateway upstream, and all the routing occurs there. Usually they have Feb 7, 2023 · The exception is that when any connection streams data that crosses from one VLAN to another, there is a noticeable spike in the heX-S’ CPU usage. I suspect that as the various algorithms use OSI layers to determine which port to use, "balance-rr" was losing ICMP (etc. 22 versions shows over 1%. 10. 100-120Mbit. I know, people using CCR1009 for 20000 customers even. Unleash the power of 100 Gigabit networking with L3 Hardware Offloading! This router can be a handy drop-in upgrade for existing CCR1072 setups. We'll cover common A community-contributed subreddit for all things Mikrotik. We have 2 CRS326-24S+2Q+ The configuration works OK. Same config on ros7 ~35% cpu usage. 7 now (upgraded from 4. 0, 1G and 2. Will consider to replace my hexS and CRS with RB4011 if this is the case. General ISP and network discussion also permitted. 4GHz AP with five Ethernet ports and PoE output on port 5. Reduce CPU usage by fasttrack connection feature of Mikrotik [Eng / Thai Sub] Mikrotik Training 5. 3ad" fixes that issue. It looks like max throughput is just over 1. Around 300Mbps traffic we see high CPU usage. need some help here. But the exceptional Marvell Prestera Aldrin2 switch-chip really takes it to the . I’ve not noticed any issues with switching performance, and it rarely gets more than a few GB/s. 2) - likely SNAT issue ConradPino January 29, 2025, 10:46am 2 Is your MikroTik router struggling with 100% CPU usage? This video will show you exactly how to diagnose the problem and fix it for good. Tutorial Cara Menggunakan Winbox Ketika kita mulai belajar mikrotik, hal yang pertama kali kita pikirkan adalah bagaimana cara mengkonfigurasi perangkat jaringan yang berasal dari Latvia ini. Unfortunately, it did not. 5 to 99% id… We need - full L3 hw offloading on bridge interfaces - SFP+ on the switch chip - low CPU usage when pushing 10G - firewall stack that utilizes multiple cores I'm hoping whatever follows the RB5009 PoE version they released last year will be another RB5009 form factor with 2 x SFP+ cages and 4 x 2. Sep 28, 2021 · Just like the title says. This process is resource-intensive by The only Mikrotik switches which support hardware offloaded LACP are the CRS3xx series. I have a routerboard 435G (was a 433AH before, changed to see if solve the problem, but no sucess) with Hotspot and DHCP, and his CPU is always on 100% of usage, i’m using a MK v5. 5% dns 0% firewall 8. Nov 21, 2024 · For this device, each Ethernet port is connected to the switch chip and the switch chip is connected to the CPU using the CPU port (sometimes called the switch-cpu port). Jul 8, 2020 · How to Avoid 100 % Cpu Usage on All Mikrotik Router specially on Haplite And Hex Lite Danjen Fix Solution 1. 36 (2016-Jul-20 14:09): *) arm – added D… Home firewall Why it is a bad idea to drop packets using l7-filter on mikrotik high-cpu-usage-because-l7-filter May 10, 2020 · - crs3xx - improved load balancing on bonding interfaces for CRS317, CRS309, CRS312, CRS326-24S+2Q+ and CRS354 devices; - crs3xx - improved system stability when bonding and IGMP snooping is used (introduced in v6. # mar Jul 19, 2025 · We are running. My initial thought is that the switch is limited in CPU power for LACP to work. Even when I exit Winbox and use only an SSH session. 48); - hotspot - fixed "idle-timeout" usage with RADIUS authentication; If I do VLAN routing via OPNsense I get around 5 Gbit but after some time the switch CPU gets to 100 % mostly at bridging and networking. Dec 18, 2025 · We are facing serious performance issues with our two core switches. which should be considered accurate Is there any OID for snmp monitoring of total cpu usage (zabbix etc) Jun 24, 2021 · Good day, I have a interesting issue with a CRS326-24S+2Q+ that is sitting pegged at 100% usage. 4GHz CPU, 1GB RAM, RouterOS L5 Jul 29, 2016 · To upgrade, click “Check for updates” at /system package in your RouterOS configuration interface, or head to our download page: What’s new in 6. I read about similar problems and often the cause Nov 8, 2011 · Hi all! I´m with a little problem that i can´t figure out how to solve this. 17). The network is working fine, but management of mikrotik is difficult, commands are executed for a long time, sometimes it doesn’t respond to snmp. It is not possible to use both methods at the same time due to restrictions in the bonding driver. 9 that’s constantly running at near 100% CPU usage. 14. I'll run it for a few days this way and see how overall behavior and hEX CPU usage was, but I have to admit I was surprised at the raw speed drop.

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