Created
November 21, 2017 17:50
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Download the driver's spark log given a cluster id
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| # Usage: download_spark_log.sh j-XXXXXXX <optional download path> | |
| # Required: aws cli and jq | |
| cluster=$1 | |
| # Optional second argument defaults to . | |
| dlLoc=${2:-\.} | |
| instance=$(aws emr list-instances --cluster-id "$cluster" --instance-group-types MASTER | jq -r '.Instances[0].Ec2InstanceId') | |
| logLocs3n=$(aws emr describe-cluster --cluster-id $cluster | jq -r '.Cluster.LogUri') | |
| logLoc=${logLocs3n//s3n:/s3:} | |
| aws s3 cp "$logLoc$cluster/node/$instance/applications/spark/spark.log.gz" $dlLoc |
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