Oh, it looks that there are at least two problems of lack of resource and moved data during query execution. Normally, lack of resource causes hang of query execution rather than query error. Maybe you can find other logs related to moved data query execution.
Thanks, Jihoon 2015년 11월 21일 (토) 오전 12:53, Odin Guillermo Caudillo Gallegos < [email protected]>님이 작성: > Hi. > Could be possible that i got that error because some files from my hdfs > were moved when a query was being executed?? > > Thanks! > > > 2015-11-18 18:18 GMT-06:00 Jihoon Son <[email protected]>: > >> Hi Odin, >> >> This error means more resource is required to start a query master which >> is mandatory for processing a query. >> So, it seems that there isn't any available worker in your cluster. Maybe >> there are some problems in your cluster configuration. >> Please check it with >> http://tajo.apache.org/docs/current/configuration/cluster_setup.html. >> >> Thanks, >> Jihoon >> 2015년 11월 19일 (목) 오전 1:22, Odin Guillermo Caudillo Gallegos < >> [email protected]>님이 작성: >> >>> Hi. i got this error on the log of my application java.sql.SQLException: >>> Internal error. Please check out log files in ${tajo_install_dir}/logs >>> directory. >>> >>> >>> I checked the tajo logs and found this one: >>> 2015-11-18 02:00:02,596 INFO >>> org.apache.tajo.master.scheduler.SimpleScheduler: No Available Resources >>> for QueryMaster >>> :q_1447792202181_0044,q_1447792202181_0044,state=QUERY_MASTER_INIT,progress=0.0, >>> queryMaster= >>> >>> Is there any way to prevent this? >>> >>> Thanks! >>> >> >
