I am having an issue with using the Ray autoscaler on AWS. The head node seems to work fine, but when the autoscaler tries to spin up new nodes I get the following error: (pid=gcs_server) E0412 21:52:02.397838248 168 tcp_server_posix.cc:213] Failed accept4: Too many open files 2021-04-12 21…

Ray Autoscaler Too Many Files Open

sangcho April 13, 2021, 6:03pm 4

gcs_server is only in a head node, so you need to increase your ulimit. If you have the ulimit permission issue check Setting ulimits on EC2 instances

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GCS too many open files

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Ray Autoscaler Too Many Files Open

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