Hi @Sunile Manjee Cloudbreak does not support launching machines on vSphere but you can implement a vSphere modul with SPI interfaces and then you will able to launch machines. For more details you check our moduls in the source. As I see vSphere supporting Openstack: http://docs.openstack.org/kilo/config-reference/content/vmware.html So If you install an Openstack on the top of vSphere then you will able to launch instances with Cloudbreak (It was not tested). Br, R ... View more

Use fsck, it's a tool of choice to manage HDFS. "Orphans" are corrupted files (with missing blocks) in HDFS lingo. You can use "-move" or "-delete" options to move corrupted files to /lost+found or to delete them. fsck will also tell you about under-replicated blocks (having at least 1 replica but less than configured replication factor) but HDFS will repair them little by little by creating missing replicas. ... View more

I don't see any problems from HDFS side. MR is using utf-8 for writing text. If the user is using other encoding, she has to extend the input/output format. ... View more