URGENT:n8n workflow Deadlock Causing Production Outage

I am facing a critical issue in high volume n8n workflow that’s disrupting our order from processing system :
We observed failures like workflow ls suddenly hang in running state for a long time and give this error of

[ postgresSQL Error: SQLSTATE[55P03] - could not obtaine lock on row in relation "oders "

I i checked n8n logs but it is only showing generic lock timeout

Secondly also simplified test workflow and problem still persist with just the Update Node

How can we immediately unlock the stuck workflow without restarting n8n and what is the proper way to handle row-level locking for high-throughput workflows

2 Likes

I think it working for now , since it’s temporary i am still curious but now it working fine thanks :blush:

1 Like

Thank you !!!

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