Re: hbase (coprocessors & cell tags) used in hadoop-yarn

2016-01-04 Thread ramkrishna vasudevan
I saw the patches some time back but got lost in other work. You are creating the new cells with Tags inside the Coprocessors? Do you see any need for introducing Tags to be added directly from the client side as part of Puts (for your usecase)? Currently HBase does not support Tags on the client s

Re: hbase (coprocessors & cell tags) used in hadoop-yarn

2016-01-04 Thread Vrushali Channapattan
I see, thanks Anoop. We wanted to use cell tags for indicating the context of information in cells in that cells for aggregation purpose. It is referred to only in the coprocessor. We also use in the flush/compaction processing to decide which cells to discard/what info to keep. I will be on the l

Re: hbase (coprocessors & cell tags) used in hadoop-yarn

2015-12-24 Thread Anoop John
I can see in the patches that you are trying to use Cell creation with Tags and use of Tag APIs.. Only concern is Tag is Private audience marked. It was created to support per cell ACL/ visibility etc. As part of off heaping effort, we are planning to make some changes to Tag APIs.. (To make it i

hbase (coprocessors & cell tags) used in hadoop-yarn

2015-12-21 Thread Vrushali Channapattan
A group of us in the hadoop community are working on Yarn's next gen timeline service component https://issues.apache.org/jira/browse/YARN-2928 that will be storing for application that runs on a hadoop cluster all of the application stats, workflow metadata and container metrics information in hb