Jupyter noteboook performance really bad

Hi, jupyer notebooks in vscode hosted by coder are really laggy and almost unusable. We ar hosting. Coder on our own K8s cluster. Any idea why we might be experiencing these performance issues?

Codercord•3/6/25, 12:48 AM

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Category

Help needed

Product

Coder (v2)

Platform

Linux

Logs

Please post any relevant logs/error messages.

Ddda Hi, jupyer notebooks in vscode hosted by coder are really laggy and almost unusa...

Phorcys•3/6/25, 7:20 AM

could you describe what you're experiencing and maybe send a video?

ddaOP•3/6/25, 1:28 PM

A video is a good idea. I will send one to you soon. I would describe the problem as “extreme lag” with Jupyter notebooks. Capturing more than a qualitative description the problem has been a challenge.

ddaOP•3/24/25, 6:48 PM

Here is a video of the issue

Ddda Here is a video of the issue

Phorcys•4/5/25, 5:59 PM

sorry for the delay, this has been a pretty busy month

Phorcys•4/5/25, 5:59 PM

have you got it figured out by any chance?

ddaOP•4/5/25, 6:01 PM

No, can you talk through possible problem sources?
The issue doesn’t appear when running Jupyter lab so it is specific to vscode/cursor-coder integration

ddaOP•4/5/25, 6:01 PM

Is there anything special about that connection. I know there is something with tailscale and there is a direct versus relay connection. Is there any complexity here that could be causing this problem?

ddaOP•4/5/25, 6:02 PM

We are hosting coded on K8s. Is there a configuration between that and tailscale that we need to care about like caps out outbound data?

Ddda Is there anything special about that connection. I know there is something with ...

Phorcys•4/10/25, 12:19 PM

it shouldn't be

Phorcys•4/10/25, 12:19 PM

to me it seems like it's waiting on something rather than having network latency issues