When your question involves conversions to/from or idiosyncrasies of running on a CPU that uses 64-bit addresses.

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1answer
1k views

Cannot Initialize RXTX drivers, in 64bit linux for Java SunSpot, gnu.io.RXTXCommDriver failed, although library binaries are present

I have some Java SunSpots (www.sunspotworld.com), The sunspots come with an SDK, which has a copy of all the needed libraries. I am able to build java application which use the RXTX driver to ...
1
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3answers
6k views

D-Link DWM-156 HSPA USB Modem doesn't work with SIM card inserted

I have a D-Link DWM-156 HSPA modem, that I bought just a few days ago. The modem has drivers in its internal storage. There are Debian packages (.deb) for both i386 and amd64, so obviously I installed ...
1
vote
1answer
34 views

How to set default personality for a kernel?

I'm trying to replace a 32-bit kernel with a 64-bit one on a 32-bit system, so that I had the complete support for 64 bits for the apps which need it (provided they have the necessary libraries or are ...
18
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2answers
26k views

is my linux ARM 32 or 64 bit?

under an intel I know I can look at the outcome of uname -m to know if my OS is 32 or 64 bit, but under ARM this gives: armv7l I deduced from file /usr/bin/ls that I'm on a 32-bit OS, but how ...
1
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1answer
152 views

Cannot run 32-bit executable on 64-bit system with multi-arch support [closed]

I compiled a 32-bit executable for a Linux machine. It runs on most Linux distros without trouble. However, on Ubuntu 16.04 LTS, I get the No such file or directory error when trying to execute it. ...
1
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2answers
4k views

Kali linux dual boot with win 8 64 bit is not working

I have Windows 8 64-bit installed on my Lenovo Ideapad. I tried to install Kali Linux to dual boot with Windows by downloading Kali Linux 1.0.5 32-Bit ISO and then burning it into my USB stick using ...
1
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0answers
19 views

who has loaded an identity mapped page table?

I want to understand Linux x86_64 's startup steps, after reading some articles and linux-3.14.65/Documentation/x86/boot.txt, and almost know that the first instruction to run in vmlinux is ...
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0answers
33 views

Unable to install/boot Ubuntu 14.04

I have downloaded a 64bit version of Ubuntu 14.04 for my little Lenovo Laptop, and saved it on my desktop. Using unetbootin I mounted the file and started the installation process. After following the ...
1
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1answer
48 views

Why is 64bit Ubuntu running Slower? [closed]

I have 2 mostly identical machines, and Acer and a Lenovo, both with Intel Atom 230 CPU @ 1.60GHz and 1GB of DDR2 RAM. The acer has a fresh install of 64Bit Ubuntu 14.04 LTS while the Lenovo has the ...
0
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1answer
280 views

Upgrading Linux mint 17 32- bit to Linux mint 17 64-bit

I have just upgraded my processor to a 64-bit processor and I would like to update my Linux mint 17 to 64-bit. I have been googling for a solution but I cant find a reliable or cleanly explained ...
1
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1answer
2k views

Arch: libGL: screen 0 does not appear to be DRI3 capable

I've a problem with certain 32 bit game on 64 bit Arch Linux. It looks like the problem lies in my 32 bit enviroment which cannot see my 64 bit NVidia drivers. When I launch 64bit version of ...
8
votes
1answer
285 views

Why is my system architecture i386 on a 64-bit processor? [closed]

Recently, a small message appeared on my Gmail, notifying me that my google chrome version isn't compatible anymore. So I tried to update my chrome (I didn't take care about my chrome version from ...
0
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0answers
31 views

has anyone successfully installed AMD proprietary drivers on Centos 7 and AMD 7730M?

The question is pretty straight forward. I was able to build the rpm package called fglrx_p_i_c-15.302-1.i386.rpm using the help offered at my previous question on the matter: how can I build Radeon ...
1
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0answers
94 views

How to install and boot 32-bit Ubuntu on 64-bit UEFI device with no legacy boot option

Is there any way to install 64-bit UEFI Grub and use it to boot into a 32-bit Ubuntu install? How should the installation process take place? Switching to Legacy BIOS mode is not an option.
0
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1answer
85 views

Install 32 Bit Application on 64 Bit Arch Linux

I have an ancient openoffice plugin which requires the 32bit version of openoffice/libreoffice and does not work with the 64 bit version. So I would like to know, if there is any way to install the ...
4
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3answers
656 views

Does sysctl kern.bufcachepercent not work in OpenBSD 5.2 above 1.7GB?

I run OpenBSD/amd64 5.2 on a system with 12GB of RAM, and I want to use about 6GB to 8GB for filesystem caching. By default, 5.2 amd64 comes with sysctl kern.bufcachepercent set to 20 (20%); I've ...
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votes
1answer
487 views

How to install VirtualBox in Debian 8?

So, I have been crying for hours over this. I have been trying to install virtual box 5.0 in 64-bit Debian Jessie, and for the life of me can not figure it out. I have tried installing it from .deb, ...
12
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4answers
8k views

32-bit, 64-bit CPU op-mode on Linux

I'm confused. Running Fedora Linux, lscpu yields: Architecture: i686 CPU op-mode(s): 32-bit, 64-bit ... But when I try to install a 64-bit program (Chrome) I get error like: ...
0
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0answers
3 views

Can Samba 3.5.16 handle 64 bit lock requests

I am having trouble with my win10 box sending lock offset requests to my Seagate Central NAS running Samba 3.5.16. The lock offset request is in 64 bit format. The response is success but wireshark ...
1
vote
1answer
40 views

Is it possible to migrate (some) settings when changing from 32-bit to 64-bit?

I have a laptop with Linux Mint Rosa (17.3) installed on it. It's the 32-bit version, as I didn't even consider the possibility this several year-old laptop could have a 64-bit processor. As it turns ...
0
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0answers
20 views

What's the best way to run two monitors using linux mint cinnamon?

I just built an HTPC and I'm running Mint Cinnamon 64bit. My goal was to have a desktop and with a streaming component - via the HDMI cable to my Samsung TV. So my question is... how best to use ...
1
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1answer
53 views

VirtualBox Centos OS blank screen error

I have a 64 machine with a 64 windows 10 operating system. I am using virtualbox to install CentOs OS. For some reason in the dropdown menu in VirtualBox that helps me build my new virtual machine, I ...
7
votes
1answer
97 views

Debian: what instructions do x86-64 binaries use?

I'd like to know whether binaries use (are compiled for) special instruction sets like SSE 4.1/4.2, AVX, F16C or not. How can I find out whether a binary in a package uses certain instruction sets? I ...
1
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1answer
64 views

Debian CrossGrading to amd64 - reboot shutdown missing

I just switched from 32Bit to 64Bit Kerner using this Tutorial https://wiki.debian.org/CrossGrading. However, I am missing the reboot command (probably a lot more commands are missing). And yes I am ...
24
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7answers
14k views

How to convert a 32-bit (x86) Debian-based system to 64-bit

I have a 32-bit system which runs on a 64-bit processor. How do I convert it to be all-64-bit, without re-installing? I have seen somewhere that it is doable as a result of the new Multiarch ...
2
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0answers
50 views

Possible to update Ubuntu 32-bit to 64-bit? [duplicate]

Can I update Ubuntu 15.04x32 to 15.04x64 or must it be a new/clean 64 bit install ?
1
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1answer
47 views

Why debian8 64 bit version can't be installed into my 64 bit virtualbox?

uname -a Linux hwy 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 GNU/Linux The virtualbox installed on my pc is 64 bit version too,it is installed this way . dpkg -i ...
3
votes
2answers
5k views

Arch Linux 64bit Android ADB?

I am trying to use the Android SDK on Arch Linux 64bit but when I try to run ADB from the correct dirrectory it says the file does not exist, but it is there. On Ubuntu when you have this problem you ...
3
votes
1answer
463 views

Why can wine run 64bit programs on Linux but not on Mac?

I read about a developer saying it doesn't work, "and probably never will". Why is this? The two OSes aren't that radically different, I think.
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0answers
25 views

Ubuntu Server x64 - VirtualBox - GRUB

I using Ubuntu Server 15.10/amd64 and when installation on VirtualBox begins to end I saw message "failed to install GRUB record". And when I tried run the system without GRUB it's showed up black ...
0
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1answer
161 views

How to install dia on my debian8 64 cpu?

dpkg --add-architecture i386 root@hws:/home/debian8# dpkg -i /home/debian8/Downloads/dia_0.97.2-5_i386.deb Selecting previously unselected package dia. (Reading database ... 87794 files and ...
1
vote
1answer
326 views

What are the pros and cons of ia32-libs?

On my working install of Linux (Mint 17), I've been trying to avoid installing the ia32-libs package. When I've used it in the past, I recall a number of issues arising, most prominently significantly ...
5
votes
1answer
10k views

Run 64 bit app on 32 bit system (Ubuntu)

All the questions I've seen refer to running a 32 bit app in a 64 bit system. I'm running Ubuntu 12.04 32 bit (actually elementary OS Luna, which is based on it) and I'm trying to run a 64 bit app ...
1
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0answers
166 views

Possible to install 32-bit LXC container in 64-bit host with multilib support?

Is it possible to run a 32-bit LXC container (i.e. x86_32-based) on a 64-bit host (i.e. x86_64-based)? Does it work at all? What precautions may I have to take to make this work? My kernel would ...
42
votes
2answers
50k views

How do I run 32-bit programs on a 64-bit Debian/Ubuntu?

I have a 64-bit (amd64 a.k.a. x86_64) Debian or Ubuntu installation. I need to run 32-bit (i386/i686) programs occasionally, or to compile programs for a 32-bit system. How can I do this with a ...
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1answer
99 views

32 bit master node | 64 bit slave node | Linux Server [closed]

The Basic Scenario I have a 32 bit laptop currently running Ubuntu 15.04 32 bit. Its getting a bit old and outdated now so I plan to buy a cheap second hand server. I plan to buy something like an ...
7
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3answers
18k views

How to run 32 bit programs on 64 bit Fedora 17?

Although the Android Development Tools (ADT) bundle is available as a zip package for 'Linux 64 Bit' it states following requirements: 64-bit distributions must be capable of running 32-bit ...
2
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4answers
1k views

/home/amnesia/myfile: command not found — 64-bit executable, 64-bit kernel

Trying to run an executable file on terminal (I am using Tails live OS), but I keep receiving an error message. I have set permissions already. The command I wrote: sudo ./home/amnesia/myfile I ...
1
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0answers
216 views

How to run 32bit executable on OpenSUSE 12.3 64bit?

I am using OpenSUSE 12.3 64bit and have installed 32bit runtime environment from here. But when I enter command ./abc which is a 32bit executable, it said "No such file or directory". What should I ...
0
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0answers
131 views

GRUB failed to work after Zorin OS 9 installation over Ubuntu

I installed Zorin OS 9 over Ubuntu. But now GRUB is giving me an error which I can't get past. It had a text saying I could hit tab for a list of commands, and not much else. I am also dual-booting ...
42
votes
2answers
28k views

Getting “Not found” message when running a 32-bit binary on a 64-bit system

I have currently a strange problem on debian (wheezy/amd64). I have created a chroot to install a server (i can't give any more detail about it, sorry). Let's call its path /chr_path/. To make things ...
0
votes
0answers
109 views

glxinfo does not see environmental variables?

I am running following 32 bit command on 64 bit system: LIBGL_DEBUG=verbose glxinfo32 -v -t | head -5 It's output says direct rendering: No (If you want to find out why, try setting ...
0
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0answers
323 views

GRUB Won't Show At All- Windows 8.1 & Linux Mint

I have an HP laptop. May be irrelevant, but it's an ENVY m4. I started out with Windows 8, then later upgraded to 8.1. Had an interest in Linux. Used a tutorial to dual boot the two OS's, since I ...
1
vote
1answer
659 views

Failed installation 32-bit python on 64-bit Linux Mint

I basically have two questions: How do you install 32-bit Python alongside 64-bit Python on linux? How do I fix my broken system from the failed attempt below? I just tried to install a 32-bit ...
0
votes
1answer
118 views

Fan error during boot but it boots well

I installed the second linux distro along with Ubuntu, something went wrong, it was to choosing a wrong nvidia driver, and I decided to remove that distro completely by deleting the partition and ...
4
votes
4answers
3k views

How come I installed Ubuntu 64 bit on a Pentium 4 machine?

I have just tried booting the Ubuntu 10.10 64 bit live USB on this machine and to my amazement everything works fine. I even installed the system, after which I checked with uname -a and the result is ...
0
votes
1answer
69 views

Linux 64 bit only recognizing 3gb of RAM out of 6 [closed]

I'm running Linux Mint 17.1 (cinnamon) on a Dell XPS 630i core 2 quad. I recently upgraded to 6GB of RAM only to realize that Mint is only recognizing 3GB. I confirmed that the system is indeed 64 bit ...
0
votes
1answer
895 views

how to get 32 bit kernel headers in 64 bit debian jessie installation [duplicate]

aptitude search linux-headers provides this: p linux-headers-3.16.0-4-all - All header files for Linux 3.16 (meta-pack p linux-headers-3.16.0-4-all-amd6 - All header files for Linux 3.16 ...
15
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4answers
19k views

How do I know that my CPU supports 64bit operating systems under Linux?

How can I find out that my CPU supports 64bit operating systems under Linux, e.g.: Ubuntu, Fedora?
0
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1answer
666 views

How to check whether my AIX is PPC OR PPC64?

My AIX machine is currently running on 6.1 OS. I would like to know whether it is on PPC OR PPC64, Is there any command other than arch which gives the information about PPC ?