如何配置dask以连接到远程SSH服务器?

问题描述

from dask.distributed import Client,SSHCluster
cluster = SSHCluster(["localhost","192.168.x.x"],connect_options={"known_hosts": None,"username": "xxxx","client_keys": "~/.ssh/dask" },worker_options={"nthreads": 2},scheduler_options={"port": 0,"dashboard_address": ":8797"})
client = Client(cluster)

遇到错误

 File "/home/naveen/anaconda3/envs/dask_env/lib/python3.8/site-packages/asyncssh/connection.py",line 218,in _connect
    await conn.wait_established()
  File "/home/naveen/anaconda3/envs/dask_env/lib/python3.8/site-packages/asyncssh/connection.py",line 2096,in wait_established
    await self._waiter
asyncssh.misc.PermissionDenied: Permission denied

解决方法

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