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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 ...
34
votes
2answers
7k views

Why are 64-bit distros often called 'amd64'?

I am downloading an ISO image of Lubuntu; they have two versions: 32 and 64. But why do they call the 64 version amd64 since they say that it works for Intel also?
24
votes
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 ...
18
votes
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 ...
15
votes
2answers
60k views

configure: error: C compiler cannot create executables

I am trying to upgrade apache 2.2.15 to 2.2.27. While running config.nice taken from apache2.2.15/build I am getting following error: checking whether the C compiler works... no configure: error: in ...
12
votes
4answers
5k views

Running 64-bit Linux with 750 MB of RAM: worth it?

I have a Debian server VPS, and the provider installed 64-bit Debian 5. Should I ask for an 32-bit install, given that I have only 750 MB RAM and I have heard that variables take more RAM on 64-bit ...
10
votes
2answers
4k views

How can I install a 64bit Linux virtual machine on a 32bit Linux?

I've got a computer (Intel core i5) with 32bit Linux installed (ubuntu 11.04) and I would like to install a 64bit Linux virtual machine on it so I can test 64bit command-line applications on it.
9
votes
1answer
3k views

How can I determine if my processor is 64 or 32 bit? [duplicate]

Possible Duplicate: How do I know that my CPU supports 64bit operating systems under Linux? I am running Debian Squeeze, how can I determine whether my processor is 64 or 32-bit? I'm ...
7
votes
2answers
5k views

64-bit kernel, but all 32-bit ELF executable running processes, how is this?

The output from uname: root@debian:~ # uname -a Linux 5asnb 2.6.32-5-amd64 #1 SMP Mon Jun 13 05:49:32 UTC 2011 x86_64 GNU/Linux However the /sbin/init executable shows up as 32-bit: root@debian:~ ...
7
votes
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 ...
7
votes
2answers
324 views

Running 32 bit app on a 64 bit Linux machine

Are there any performance drawbacks (CPU, Memory or IO) when running a 32-bit application on a 64-bit Linux? My main concern is inefficient utilization of pointers and memory blocks.
7
votes
3answers
1k views

Why does the i386 version of software get installed on an x86_64 system?

Why does the i386 version of most software get installed, along with the x86_64 version, on a CentOS 64-bit system? # yum install php-xml Loaded plugins: fastestmirror Loading mirror speeds from ...
7
votes
1answer
12k views

Mounting an MTP enabled device on Ubuntu 12.04.3 LTS 32-bit

My aim is to perform file operations on my Samsung Galaxy Note 10.1 (older edition) using Ubuntu 12.04.3 LTS 32-bit. This does not work out of the box as I plugged my device and saw myself. In order ...
6
votes
1answer
482 views

Linux and x32-ABI - How to use?

Intro I just moved to a 64bit installation and I'm experiencing big difference in memory usage ( especially for app like chrome, firefox, mysql and java apps ): While before 4gb were enough now ...
5
votes
2answers
5k views

What a 64 bit Linux can do that 32 bit linux can't?

I ordered a server from fdcserver. Then I realized that, unless changed, fdcserver actually provides 32 bit operating as default. I logged in using SSH, typed uname -m, and to my horror I saw that I ...
5
votes
4answers
2k views

Should I install 32 or 64 bit?

I'm going to be installing linux on my 64bit netbook. Last time I checked I was advised that for personal computers (not servers) it is best to install the 32bit version. I believe the reasoning was ...
5
votes
1answer
1k views

Is 32bit still preferable to 64bit? [duplicate]

Possible Duplicate: Should I install 32 or 64 bit? I want to migrate from Ubuntu to OpenSUSE, and I need to decide between the 32bit and the 64bit versions. 6 years ago, when I purchased a ...
5
votes
2answers
2k views

OpenBSD: 32 bit or 64 bit

I would like to use the 64 bit version of OpenBSD, but I'm not really sure how good it works. Are there any known problems? Is the 32 bit version more recommended for productive environment?
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 ...
5
votes
1answer
4k views

Building 32-Bit on a 64-Bit system

I'm trying to build the PHP memcache extension (v2.2.6) for i386 (32bit) on my x86_64 Ubuntu 11.04. ./configure uses config.guess by default (which outputs x86_64-unknown-linux-gnu on my system) but ...
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 ...
4
votes
1answer
415 views

Moving from Ubuntu 32bit: Mint 64bit or Mint 32bit?

I have decided to try out Linux Mint instead of the horrible Ubuntu Unity experince. I have a separate partition for my /home folder, which I'd like to preserve of course. So I'm curious: is it ...
4
votes
1answer
148 views

How does multilib work?

In older distributions there was the ia32-libs meta package, now both Debian and Ubuntu switched to multilib. I wonder what the differences are and what I'm supposed to do to re-create a 32 bit ...
4
votes
1answer
923 views

Can't install 32 bit gstreamer-ffmpeg normally, library can't find other 32 bit libs

I'm on Ubuntu 12.04 64 bits and I'm trying to get a game (GTA SA) working in wine, but it keeps crashing. After reading error logs it seems I needed some 32 bit versions of gstreamer, probably to play ...
3
votes
1answer
501 views

Why does Ubuntu recommend download the 32-bit version?

Why does Ubuntu recommend download the 32-bit version? On their 32bit_and_64bit Page they even say Unless you have specific reasons to choose 32-bit, we recommend 64-bit to utilise the full capacity ...
2
votes
3answers
1k views

Installing a bz2 file

Coming from a windows platform I am a bit confused over how compressed files are installed in Linux . I am using fedora 20. Now I downloaded FoxIt pdf reader from here. I also read this post which ...
2
votes
3answers
430 views

Will a 32-bit linux OS work on modern desktops that are compatible with 64-bit?

I'm building a minimal "appliance" via SuseStudio (OpenSuse 13.x) - nothing fancy... just running some emulators on it. I'd like the OS to be compatible with as many workstations as possible so I'm ...
2
votes
1answer
203 views

Can 32 bit applications on a 64 bit kernel use all the memory?

I know that the 32-Bit kernel can use PAE to allocate more RAM to applications with PAE (up to 64GB) as such I imagine if I am running 32 bit applications on a 32-bit kernel I can use all of my 24GB ...
2
votes
1answer
40 views

resize2fs: Not enough reserved gdt blocks for resizing

I'm trying to resize rootfs partion from 250Gb to 1000Gb. # sudo resize2fs /dev/sda1 resize2fs 1.42.9 (4-Feb-2014) Filesystem at /dev/sda1 is mounted on /; on-line resizing required old_desc_blocks = ...
2
votes
6answers
142 views

Searching for 32-bit ELF file

I wonder if there is any possibility to find files which are 32-bit ELF objects by using one single command in file system? I'm actually working in fedora 23 64 bit and can't locate any of those files ...
2
votes
1answer
3k views

How do I repair grub2 (not) booting 32-bit EFI on a 64-bit machine?

I have an Asus EeeBook X205TA which proves very difficult to install Linux on due to obscure new hardware and 32-bit EFI on 64-bit hardware. I have seen and read a lot of material and I am almost ...
2
votes
1answer
893 views

Installing PCRE 32bit on RHEL 5 - resolving dependency for apache 2.4 install

I need to install Apache 2.4 32bit version on RHEL 5. I am not installing 64bit apache because the application running on the RHEL5 machine needs apache 32bit (or that's what I thinks because of the ...
2
votes
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 ?
2
votes
1answer
221 views

Debian jessie, primus and 32-bit applications

Whenever i start a 32-bit program aka. 386 with primusrun on debian jessie (be it steam or any of it's 32-bit games), i get a following error: wv@localhost:~$ primusrun steam Running Steam on debian ...
2
votes
1answer
99 views

Calibre in Debian 7.3 KDE doesn't have cover browser?

Can someone please help me to activate the cover browser of Calibre in Debian 7.3 KDE desktop (32 bit architecture)? I've tried toggling the arrow button in the bottom-right corner but unlike the ...
2
votes
0answers
993 views

32 bit appplication on 64 bit linux not working

I'm running linux mint LMDE 64 bit version, I have to install this i386 software to use my modem. So I did it with --force-architecture mode, installation completed with errors. Here is the log dpkg: ...
1
vote
3answers
828 views

Why is it better to use a 64bit OS?

Speed/Security? Why should we choose to use 64 bit instead of 32 bit?
1
vote
3answers
8k views

Where to download Chrome 32bit since it has been discontinued by Google?

Google has discontinued the 32bit Version of Chrome so on a 32bit Debian machine it's not possible anymore to update the APT repository: W: Failed to fetch ...
1
vote
2answers
1k views

Why won't my binary run?

I have a binary that runs on my Debian Squeeze system, but then it doesn't do anything on my Debian Wheezy (kernel Linux 3.2.0-4-amd64) system. Both systems are 64 bit, while the executable is a 32 ...
1
vote
1answer
115 views

Should I bother installing 32-bit KDE libraries?

Running a (C)LFS-x86_64 Linux computer with 32 bit libraries installed in parallel in /{usr,}/lib32 (compared with /{usr,}/lib64 which contains the same libraries, plus a couple extra.) Finished ...
1
vote
1answer
304 views

32-bit on 64-bit: memory usage for multiple processes

I'm working on a Linux hosting solution for game server software, however the software in question is 32-bit and I'd be running 64-bit on the host. Now, I know I can run 32-bit apps on a 64-bit host ...
1
vote
1answer
142 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
vote
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 ...
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 ...
1
vote
1answer
84 views

LVM + LUKS partition - Is this architecture dependent or independent?

I've been recently dealing with an LVM + LUKS partition trying to install a new linux (ubuntu in this case). I tried a few different options to make it work, but the pc resisted, the only system I ...
1
vote
1answer
89 views

Flash Debugger on Slackware 64

Given a fresh install of Slackware64, how can I install the 32-bit Flash Plugin content debugger in Firefox and Chrome? Reading through this question, I've got pretty close, but I'm stuck with with ...
1
vote
1answer
382 views

How to install ia32-libs in Debian Wheezy?

I would like to install ia32-libs in Debian Wheezy however it seems it is deprecated. The solution in this question works when installing 32-bit packages from Debian repositories, but there are some ...
1
vote
1answer
1k views

Debian unstable: ia32-libs can not be used

After an dist-upgrade within Debian unstable (amd64) I can not use 32 bit programs anymore, because ia32-libs is not possible to install: # apt-get install ia32-libs Reading package lists... Done ...
1
vote
1answer
679 views

64bit Linux or 32bit Linux with PAE kernel causes x server to crash on boot

I have a home server that was running 64bit Linux Mint with Core 2 Duo, 4GB ram, nvidia 7950GT, and RAID 0 two 150GB drives. It was running fine til the power supply failed and I had to replace it. ...
1
vote
0answers
91 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.