[doc][faq] add warning to download models for every nodes (#5783)

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youkaichao 2024-06-24 00:37:42 -07:00 committed by GitHub
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@ -36,3 +36,6 @@ To scale vLLM beyond a single machine, install and start a `Ray runtime <https:/
$ ray start --address=<ray-head-address>
After that, you can run inference and serving on multiple machines by launching the vLLM process on the head node by setting :code:`tensor_parallel_size` to the number of GPUs to be the total number of GPUs across all machines.
.. warning::
Please make sure you downloaded the model to all the nodes, or the model is downloaded to some distributed file system that is accessible by all nodes.