https://community.cloudera.com/t5/Support-Questions/HDP-on-AWS-using-EFS-mounts-for-yarn-and-hdfs/m-p/212240#M174179 <P>Hello,</P><P>Has anyone tired using aws EFS mounts as yarn scratch and hdfs directories? </P><P>The data long term will sit in S3.</P><P>Please let me know your thoughts. </P><P>Thanks,</P> Fri, 01 Dec 2017 04:01:02 GMT kleinm 2017-12-01T04:01:02Z https://community.cloudera.com/t5/Support-Questions/HDP-on-AWS-using-EFS-mounts-for-yarn-and-hdfs/m-p/212240#M174179 <P>Hello,</P><P>Has anyone tired using aws EFS mounts as yarn scratch and hdfs directories? </P><P>The data long term will sit in S3.</P><P>Please let me know your thoughts. </P><P>Thanks,</P> Fri, 01 Dec 2017 04:01:02 GMT https://community.cloudera.com/t5/Support-Questions/HDP-on-AWS-using-EFS-mounts-for-yarn-and-hdfs/m-p/212240#M174179 kleinm 2017-12-01T04:01:02Z https://community.cloudera.com/t5/Support-Questions/HDP-on-AWS-using-EFS-mounts-for-yarn-and-hdfs/m-p/212241#M174180 <P>Hi Mike yes, i have seen it once, the efs must be in the same Availability Zone ( if not, you may be charged for data transfer and have some perf degradation .. ) and i think the only downside is that it's network performance , it's less performant that having a local disk. i think it's ok if your use case permit , however if you are planning to use Hbase/Storm where latency is critical , i recommend you to do some benchmarking first.</P> Fri, 01 Dec 2017 19:56:03 GMT https://community.cloudera.com/t5/Support-Questions/HDP-on-AWS-using-EFS-mounts-for-yarn-and-hdfs/m-p/212241#M174180 ahallam 2017-12-01T19:56:03Z