[GH-ISSUE #1681] Seeing sysctl errors when adding a lot of routes #2812

New Issue

saavagebueno · 2026-08-05T00:49:02-04:00

saavagebueno commented

2026-08-05 00:49:02 -04:00

Originally created by @hurricanehrndz on GitHub (Mar 8, 2024).
Original GitHub issue: https://github.com/netbirdio/netbird/issues/1681

Describe the problem

A clear and concise description of what the problem is.

2024-03-08T14:53:05-07:00 ERRO client/internal/routemanager/client.go:276: route {subnet} couldn't be added for peer 100.122.204.13, err: sysctl: cannot allocate memory

To Reproduce
Add many routes to a routing

Steps to reproduce the behavior:

Advertise and extensive amount of routes
Connect
Grep for sysctl lines
See error

Expected behavior

I am assuming errors with allocating memory is not good

A clear and concise description of what you expected to happen.

Are you using NetBird Cloud?
No, self hosted

NetBird version
0.26.2
netbird version

NetBird status -d output:

Originally created by @hurricanehrndz on GitHub (Mar 8, 2024). Original GitHub issue: https://github.com/netbirdio/netbird/issues/1681 **Describe the problem** A clear and concise description of what the problem is. ```sh 2024-03-08T14:53:05-07:00 ERRO client/internal/routemanager/client.go:276: route {subnet} couldn't be added for peer 100.122.204.13, err: sysctl: cannot allocate memory ``` **To Reproduce** Add many routes to a routing Steps to reproduce the behavior: 1. Advertise and extensive amount of routes 2. Connect 3. Grep for sysctl lines 4. See error **Expected behavior** I am assuming errors with allocating memory is not good A clear and concise description of what you expected to happen. **Are you using NetBird Cloud?** No, self hosted **NetBird version** 0.26.2 `netbird version` **NetBird status -d output:**

saavagebueno added the bug client routes macos labels 2026-08-05 00:49:02 -04:00

saavagebueno referenced this issue

2026-08-05 01:05:52 -04:00

[GH-ISSUE #2812] Zero peers after restart management service #5929

saavagebueno referenced this issue

2026-08-05 01:06:50 -04:00

[GH-ISSUE #2812] Zero peers after restart management service #6130

saavagebueno referenced this issue

2026-08-05 01:07:28 -04:00

[GH-ISSUE #2812] Zero peers after restart management service #6255

saavagebueno referenced this issue

2026-08-05 01:07:30 -04:00

[GH-ISSUE #2812] Zero peers after restart management service #6261

saavagebueno referenced this issue

2026-08-05 01:07:34 -04:00

[GH-ISSUE #2812] Zero peers after restart management service #6276

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Reference: DYNR/netbird#2812