ER8411 slow memory leak

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ER8411 slow memory leak

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ER8411 slow memory leak
ER8411 slow memory leak
2023-06-15 05:17:19 - last edited 2023-07-06 01:08:26
Model: ER8411  
Hardware Version: V1
Firmware Version: 1.0.3 Build 20230313 Rel.00673

3 month statistics displays that memory is slow leeking on ER8411 (v1.0 with FW: 1.0.3 Build 20230313 Rel.00673).

It acts as an internet router with 8 VLANs and couple dozens clients. Now additional FW rules and VPNs is configure, The only DHCP server for 2 VLANs is enabled on this router, 

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#1
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1 Accepted Solution
Re:ER8411 slow memory leak-Solution
2023-07-03 02:01:23 - last edited 2023-07-06 01:10:05

Hello @rsfrsf

 

I'd like to update the post with a solution here.

TP-Link has released the Beta firmware 1.0.4 to fix it.

ER8411 V1_1.0.4_Build 20230606 Beta Firmware For Trial (Released on Jun 7th, 2023)

 

You may take your time to upgrade the 1.0.4 Beta firmware and confirm the issue you encountered has been resolved.

Best Regards! >> Omada EAP Firmware Trial Available Here << >> Get the Latest Omada SDN Controller Releases Here << *Try filtering posts on each forum by Label of [Early Access]*
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Re:ER8411 slow memory leak
2023-06-16 08:21:02

Hello  @.AT,

 

Thank you so much for taking the time to post the issue on TP-Link community!

 

To better assist you, I've created a support ticket via your registered email address, and escalated it to our support engineer to look into the issue. The ticket ID is TKID230624941, please check your email box and ensure the support email is well received. Thanks!

Once the issue is addressed or resolved, welcome to update this topic thread with your solution to help others who may encounter the same issue as you did.

 

Many thanks for your great cooperation and patience!

Best Regards! >> Omada EAP Firmware Trial Available Here << >> Get the Latest Omada SDN Controller Releases Here << *Try filtering posts on each forum by Label of [Early Access]*
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Re:ER8411 slow memory leak
2023-07-01 10:13:03

  @.AT I could have posted the same graph. is there a fix for this?

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#3
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Re:ER8411 slow memory leak
2023-07-01 14:29:12

  @.AT 

 

It is still a problem across ALL TPlink routers as far as I know, here's my venerable ER605v1's graph...look familar (gap was the last Disconnect period)?

 

 

<< Paying it forward, one juicy problem at a time... >>
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Re:ER8411 slow memory leak
2023-07-02 01:14:12

  @d0ugmac1 @.AT 

 

I don't have the same problem with my ER605 v1 leaking memory over time. Perhaps there is some feature or configuration you are using that has this problem and I am lucky enough not to use it.

 

To help TP-Link support troubleshoot this and maybe even to help yourself by finding a feature/config to disable, could you SSH into the router periodically and check how much memory is allocated to each process? Maybe you will find which process is consistently increasing its usage.

 

I posted instructions for getting in with SSH here:

https://community.tp-link.com/en/business/forum/topic/598192?replyId=1177160

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Re:ER8411 slow memory leak-Solution
2023-07-03 02:01:23 - last edited 2023-07-06 01:10:05

Hello @rsfrsf

 

I'd like to update the post with a solution here.

TP-Link has released the Beta firmware 1.0.4 to fix it.

ER8411 V1_1.0.4_Build 20230606 Beta Firmware For Trial (Released on Jun 7th, 2023)

 

You may take your time to upgrade the 1.0.4 Beta firmware and confirm the issue you encountered has been resolved.

Best Regards! >> Omada EAP Firmware Trial Available Here << >> Get the Latest Omada SDN Controller Releases Here << *Try filtering posts on each forum by Label of [Early Access]*
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