centos - Using rsync between 2 Google Cloud instances -


i'm trying sync data between 2 google cloud instances within same project. command:

rsync --dry-run -zvh username@instancename:/home/username /home/username

i ran following error:

permission denied (publickey,gssapi-keyex,gssapi-with-mic). rsync: connection unexpectedly closed (0 bytes received far) [receiver] rsync error: unexplained error (code 255) @ io.c(605) [receiver=3.0.9]

one assumes issue key. how resolve issue?


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