Workflows unexpectedly turning off

I created a new n8n cloud account and many of my workflows got switched off unexpectedly. What should I do?

I get this error when turning on some workflows

Hi @richardjlo ,

Thanks for reaching out, sorry to hear you have issues running workflows.

I looked into it, and seems like the one/some of the workflows are causing continuous crashes due to being out of memory. can you try turning some of the “memory intensive” workflows off and see?

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Thanks @kik00! How do I know which workflows are more memory intensive?

All the workflows that work with a lot of data. That could be downloading files, querying large amounts of data from an API, …