Node update can cause a FATAL in logs

[Alexey]

You can easy fix that - uncomment the debug.addr: option in the config.yaml, specify port (5999 for example)

debug.addr: 127.0.0.1:5999

Save the config and restart the node.
If you use a docker, you can map this port to external to be able to use a debug service

Guide to debug my storage node, uplink, s3 gateway, satellite

We have integrated a package called monkit in all storage nodes. It is very usefull for debuging. By default it will open a random port. In order to connect to the debug port you will need to: Add debug.addr: ":5999" to the config file. Now the port is fixed and will not change on every restart. Add -p 127.0.0.1:5999:5999 to the docker run command. Ready for action! You can request the following informations: curl localhost:5999/mon/funcs Find out how long a function like GetExpired need…