Are you reformatting the data correctly for logistic (meaning 0 & 1's) before modeling? What are OS and spark version you using?
Thank You, Irving Duran On Fri, Apr 27, 2018 at 2:34 PM Thodoris Zois <z...@ics.forth.gr> wrote: > Hello, > > I am running an experiment to test logistic and linear regression on spark > using MLlib. > > My dataset is only 128MB and something weird happens. Linear regression > takes about 127 seconds either with 1 or 500 iterations. On the other hand, > logistic regression most of the times does not manage to finish either with > 1 iteration. I usually get memory heap error. > > In both cases I use the default cores and memory for driver and I spawn 1 > executor with 1 core and 2GBs of memory. > > Except that, I get a warning about NativeBLAS. I searched in the Internet > and I found that I have to install libgfortran. Even if I did it the > warning remains. > > Any ideas for the above? > > Thank you, > - Thodoris > > --------------------------------------------------------------------- > To unsubscribe e-mail: user-unsubscr...@spark.apache.org > >