How to setup the master address and hostname

[jind11]

We plan to use multiple aws ec2 instances for multi-node training, in this case, how to setup the master address and hostname:
--master_addr
--master_port
--hosts

It would be great to have more concrete demo examples. Thanks!

[kurisusnowdeng]

Hi @jind11 , It is supposed to be the same as how to use distributed pytorch.

[lhray]

the document can't find how to start the distributed job. just write colossalai run. Could give one example