why fetch failed

2014-10-18 Thread marylucy
When doing groupby for big data,may be 500g,some partition tasks success,some partition tasks fetchfailed error. Spark system retry previous stage,but always fail 6 computers : 384g Worker:40g*7 for one computer Can anyone tell me why fetch failed

Re: why fetch failed

2014-10-20 Thread Akhil Das
r big data,may be 500g,some partition tasks > success,some partition tasks fetchfailed error. Spark system retry > previous stage,but always fail > 6 computers : 384g > Worker:40g*7 for one computer > > Can anyone tell me why fetch failed??? >

Re: why fetch failed

2014-10-20 Thread DB Tsai
puter > > Can anyone tell me why fetch failed??? > - > To unsubscribe, e-mail: user-unsubscr...@spark.apache.org > For additional commands, e-mail: user-h...@spark.apache.org > >

Re: why fetch failed

2014-10-21 Thread marylucy
ot;) > .set("spark.akka.frameSize","50") > > > Thanks > Best Regards > >> On Sun, Oct 19, 2014 at 6:52 AM, marylucy wrote: >> When doing groupby for big data,may be 500g,some partition tasks >> success,some partition tasks fetchf

Re: why fetch failed

2014-10-21 Thread marylucy
When doing groupby for big data,may be 500g,some partition tasks >> success,some partition tasks fetchfailed error. Spark system retry >> previous stage,but always fail >> 6 computers : 384g >> Worker:40g*7 for one computer >> >> Can anyone tell me why fetch failed???