100% CPU load Deco BE67 single unit

100% CPU load Deco BE67 single unit

100% CPU load Deco BE67 single unit
100% CPU load Deco BE67 single unit
a week ago - last edited a week ago
Model: Deco BE67  
Hardware Version: V1
Firmware Version: 1.3.0

 

Went from around 50 to 60% to 100% after the firmware update.  Single BE67 Unit,  mesh off for every device, Main network with all 3 bands combined, guest and iOT network turned on. 28 devices in total.  14 on the main, 12 isolated on the iOT and 2 on the guest network.  Homeshield security+ and Advanced parental controls paid and on.  DoH on. Already restarted the unit a few times.  1Gig down 35 Mb up cable connection. 

 

Edit to add,  turning off iPV6 while using DoH brings it back down to around 55%.  also tried DoT and that runs at around 15% with iPV6 on but the test reports it as DoH and brakes the Cloudflare malware filter. 

 

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Turned DoH off and it went down almost instantly0706f6ea090a4005b31f678a6742205f

 

 

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#1
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4 Reply
Re:100% CPU load Deco BE67 single unit
Wednesday

  @in2ndo 

Hi,
Usually, turning on DoH won't increase CPU Load to 100%. If your Deco's CPU Load remains at 100% after enabling DoH, it's recommended to email forumsupport.usa@tp-link.com with the following information for assistance.

 

Subject: [Forum Escalation][ID 866284] 100% CPU load Deco BE67 single unit
Forum Nickname: [User Provided]
Thread URL:  https://community.tp-link.com/us/home/forum/topic/866284
Model&Version: [User Provided]
Description: [User Provided]
Any Other Relevant Information (Logs, Config Files, Images, etc.): [User Provided]

 

Once sent, a ticket will be created in our support system, and a team member will follow up on your case.

 

Best Regards

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#2
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Re:100% CPU load Deco BE67 single unit
Saturday

 

@Solla-topee  Thanks for the reply.  Support did reply but the process is a little too involved and my time is currently thigh.   

 

So I've been reading and trying to learn a little. I changed iPV6 from SLAAC+Stateless DHCP to SLAAC+RDNSS option. So far, all devices connected and are responding correctly, iPV4 and IPv6 have the regular Cloudflare DNS servers and DoH has the malware DNS server.  iPV6 passes the test with a 10/10, the malware filter is working and CPU has stayed between 35 and 45%. Also did a port scan and they all passed.

 

 

4bde1a2b232b4d9593aa597f390d42d3 

 

 

 

 

 

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#3
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Re:100% CPU load Deco BE67 single unit
Saturday

  @in2ndo 

 

Can you please update your ticket with your findings? It will really help them out with trying to figure out whats going on.

 

Thanks. 

Need help with the Deco app, setup, Ethernet backhaul, network switch or rolling back firmware? Router or AP mode? https://community.tp-link.com/us/home/forum/topic/699816?page=1
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#4
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Re:100% CPU load Deco BE67 single unit
Saturday

  @HelpFixDecoApp ,  just sent them a reply with a copy/paste.

 

thanks. 

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#5
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