Hi Ted, I am using hbase 0.94.6 cdh 4.5. The validation logic is quite simple, it just validates the record for existance of a particular column and its corresponding value, else that record will be ignored. This should not load coprocessor so much.
> On 17-Mar-2014, at 12:38 pm, Ted Yu <[email protected]> wrote: > > Can you describe the validation logic a bit more ? > What hbase version are you using ? > > Thanks > >> On Mar 16, 2014, at 11:24 PM, Vinay Kashyap <[email protected]> wrote: >> >> Hi all, >> I am trying to insert 100000 records to hbase, each record of size 1kb and >> target 1000 ops/sec using YCSB and I am able to insert the same >> asynchronously without any problem. >> But when I enable Coprocessor to inject small validations to the records >> before inserting in to HBase, I get so many time out exceptions. The >> validation logic is not so heavy. >> I have changed rpc handler count to 32 per region server. >> I just wanted to understand what is making the Coprocessor so heavy for >> timeouts to occur.. >> >> >> >> Thanks and regards >> Vinay Kashyap
