add note to using-ray-on-a-cluster.md (#258)

This commit is contained in:
Philipp Moritz
2016-07-11 14:14:26 -07:00
committed by Robert Nishihara
parent 1133315746
commit 86aef1bc56
+2 -1
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@@ -41,7 +41,8 @@ appropriate values. This assumes that you can connect to each IP address
```
4. The previous command should open a Python interpreter. To install Ray on the
cluster, run `install_ray()` in the interpreter. The interpreter should block
until the installation has completed.
until the installation has completed. The standard output from the nodes will
be redirected to your terminal.
5. To check that the installation succeeded, you can ssh to each node, cd into
the directory `ray/test/`, and run the tests (e.g., `python runtest.py`).
6. Now that Ray has been installed, you can start the cluster (the scheduler,