I remember we can config the service to be a job engine or a query engine.
> From: [email protected] > Date: Mon, 18 Jan 2016 15:50:07 +0800 > Subject: Re: Kylin service crash easily while building cube in HDP sandbox > To: [email protected] > > btw "Calculate HTable Region Splits" should not cause OOM, can you do an > analysis on the dump? > > On Mon, Jan 18, 2016 at 3:48 PM, hongbin ma <[email protected]> wrote: > > > what's the size of the cube you're building? the default configuration for > > Xmx and Xms is not very big. > > > > kylin does provided sth similar to what you meant by "different > > lifecycles", checkout > > http://kylin.apache.org/docs/install/kylin_cluster.html. The reason why > > we put them into same tomcat instance is to ease the installation for > > newbies. > > > > > > On Mon, Jan 18, 2016 at 2:44 PM, Edward Zhang <[email protected]> > > wrote: > > > >> Hi, > >> > >> I was trying to play Kylin 1.2 in HDP sandbox, but unfortunately it always > >> fails while it builds cube through Kylin service. The symptom is that > >> Kylin > >> tomcat service failed each time when it is about in the step 12, which > >> is "Calculate > >> HTable Region Splits" > >> > >> I suspected it is out-of-memory issue, so I enabled GC log but did not see > >> any full gc and no dump also. > >> > >> What is the possible reason for Kylin service crash? Do you have similar > >> experience. > >> > >> Also what I observed is that Kylin service is used for both job client and > >> ad-hoc query, any consideration of why not decouple the 2 functionalities > >> with different lifecycles into different processes? > >> > >> > >> Thanks > >> Edward > >> > > > > > > > > -- > > Regards, > > > > *Bin Mahone | 马洪宾* > > Apache Kylin: http://kylin.io > > Github: https://github.com/binmahone > > > > > > -- > Regards, > > *Bin Mahone | 马洪宾* > Apache Kylin: http://kylin.io > Github: https://github.com/binmahone
