@cliu@hortonworks.com This is very helpful benchmarks posted by Amplab. Click ... View more

@amcbarnett@hortonworks.com [ERROR] Failed to execute goal org.apache.rat:apache-rat-plugin:0.11:check (default) on project kylin-storage: Too many files with unapproved license: 1 See RAT report in: /root/kylin/storage/target/rat.txt -> [Help 1] [ERROR] I followed the above steps and hitting this issue ... View more

@vnair@hortonworks.com vSphere is the brand name for VMware's suite of virtualization products. You can use VSpehere to allocate, manage and configure VM. Are you referring to this? Big Data Extension ... View more

@olivier This may help to go into the right direction. Also, found this on slideshare Hope this helps. ... View more

Should we configure Persistent queues when queries are submitted as one user "Hive" and use Fair Sharing policies if the job is submitted by a variety of users? Hi Wes, This makes sense. Looking at the docs, if there are multiple users (users like u1, u2 , u3 ) hitting the queue then fair share will help "if there is a query running already in a queue and taking up all of the resources, when the second session with a query is introduced, the sessions eventually end up with equal numbers of resources per session. Initially, there is a delay, but if ten queries are run concurrently most of the time, the resources are divided equally among them." Are you looking for benchmarks or performance numbers for this "fair share vs. non"? ... View more

@hfaouaz@hortonworks Please see this blog link ext4 is the successor to ext3. ext4 has better performance with large files. ext4 also introduced delayed allocation of data, which adds a bit more risk with unplanned server outages while decreasing fragmentation and improving performance. ... View more

@bsaini@hortonworks.com Can you verify this ? th_ti_hit_src does not exist ... View more