search for: davidek

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2006 Jun 28
1
Very slow read.table on Linux, compared to Win2000 [Broad cast]
From: Peter Dalgaard > > <davidek at zla-ryba.cz> writes: > > > Dear all, > > > > I read.table a 17MB tabulator separated table with 483 > > variables(mostly numeric) and 15000 observations into R. > This takes a > > few seconds with R 2.3.1 on windows 2000, but it takes > several min...
2006 Jun 27
1
Very slow read.table on Linux, compared to Win2000
Dear all, I read.table a 17MB tabulator separated table with 483 variables(mostly numeric) and 15000 observations into R. This takes a few seconds with R 2.3.1 on windows 2000, but it takes several minutes on my Linux machine. The linux machine is Ubuntu 6.06, 256 MR RAM, Athlon 1600 processor. The windows hardware is better (Pentium 4, 512 RAM), but it shouldn't make such a difference.
2007 Oct 24
182
Yager on ZFS
Not sure if it''s been posted yet, my email is currently down... http://weblog.infoworld.com/yager/archives/2007/10/suns_zfs_is_clo.html Interesting piece. This is the second post from Yager that shows solaris in a pretty good light. I particularly like his closing comment: "If you haven''t checked out ZFS yet, do, because it will eventually become ubiquitously implemented