On Mon, 1 Feb 2021 at 10:32, Dirk Eddelbuettel <e...@debian.org> wrote:
> > On 1 February 2021 at 10:20, semih ozlem wrote: > | Hi everyone, > | > | On a usb with knoppix live uname -a gives the response > > Wow. Blast from the past. > > | Linux Microknoppix 5.3.5-64 #16 SMP PREEMPT Wed Oct 23 02:08:38 CEST 2019 > | x86_64 GNU/Linux > | > | uname -i > | > | unknown > | > | I am trying to run a python script that uses R, and I am getting an > error: > | OSError: cannot load library '/usr/lib/R/lib/libR.so': > | /usr/lib/R/lib/libR.so: wrong ELF class: ELFCLASS32 > | > | When look at the directory /usr/lib/R/lib/, the file libR.so is listed > | there. > | > | When I look up on the internet what might be the cause of this, there is > | some indication about R being of 32 bit or 4 bit architecture. But I am > not > | able to resolve the issue on my own completely. > | > | when R starts it states that the Platform is i686-pc-linux-gnu (32-bit) > > So that would be 32 bit indeed. > > | Does anyone have any idea why R is installed as 32-bit, and if and how > can > | it be changed to 64-bit, and if this indeed is the cause of the problem I > | am facing. > AFAIK, Microknoppix has the option to boot in 32-bit mode. Given that they want both 32-bit and 64-bit on a DVD it is not surprising that they would only provide the 32-bit R installation. > > You may need to get in touch with the person who made the bootable image > you > use. I used to do these things and provide a Knoppix variant myself: it was > called Quantian with its site at http://quantian.org (and the site is > still > up -- but also states no new content since 2006 (!!)). > > If you just put the current Ubuntu installer on a bootable usb, it will > also > allow you to install from it and have R and all that. 32 bit is on the way > out, newer Ubuntu distros no longer build it and I forget what we do over > in > Debian. > > As what may be your real question: where do I in 2021 get a current > bootable > usb with R: no idea, sorry. > You should be able to use any of the popular "live Linux" images to do a normal install on USB device 32GB or larger, then use the package manager to install a current R (deian is a good choice). There are USB "flash memory sticks" with adequate capacity but they won't last long running a linux distro. For longer term reliability you can use USB SSD drives. > > Another related answer is that 32 and 64 bit _can_ coexist (as they do on > other OSs) but that never really took off in common use. So there may still > be way to use what you have but you may need to consult the specific > documentation. > -- George N. White III [[alternative HTML version deleted]] _______________________________________________ R-SIG-Debian mailing list R-SIG-Debian@r-project.org https://stat.ethz.ch/mailman/listinfo/r-sig-debian
