Invalid public key access and insufficient memory

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my name is prasadgt02 not able to log in form mac terminal
public key access denied

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and form online console trying to open spark shell gives
"There is insufficient memory for the Java Runtime Environment to continue."
please do the need full


@Pgangadharth Please check now.


Tried the command on mac terminal


iam getting the error
Permission denied(publicKey).

need your guidance


@Pgangadharth You should use the command like below



Thanks for the timely help


BY Any chance can have the spark 2.2.0 version to work with
as aim creating the project with spark versions