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Linux Mastering Development Ubuntu

Executing 32 bit bianry

How do I execute a 32 binary? I am running Ubuntu 18.04.4 LTS. When I try to I get an error message like: /usr/local/bin/y10: No such file or directory Even though: file /usr/local/bin/y10 /usr/local/bin/y10: ELF 32-bit LSB executable, Intel 80386, version 1 (SYSV), dynamically linked, interpreter /lib/ld-, not stripped

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Development Linux Ubuntu

Can’t install R package 32-bits in Ubuntu 18.04 64-bits

OS: Ubuntu 18.04 64 bits R: 3.5.3 (2019-03-11) — “Great Truth” – i686-pc-linux-gnu (32-bit) I want to connect R to Firebird database. To accomplish this, I’m using unixODBC, Firebird super-server, Firebird ODBC driver and Rstudio. I had a bad experience with 64-bit version of Firebird ODBC driver with unixODBC (could not read tables with text […]

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Development Linux Ubuntu

cannot execute binary file: Exec format error (aarch64)

I got an error when I tried to open file vesc_tool_2.00. I tried to find the solution, but I failed. Is there any suggestions? Maybe aarch64 is the problem. nvidia@tegra-ubuntu:~$ uname -i aarch64 nvidia@tegra-ubuntu:~$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 16.04.6 LTS Release: 16.04 Codename: xenial nvidia@tegra-ubuntu:~/vesc-tool$ ./vesc_tool_2.00 bash: […]

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Development Linux Ubuntu

how to reduce the size of cross compiled shared libraries?

I am working on to install python3.6 along with zmq on a ARM based processor which has around 32 MB free space on the flash. I have built python3.6 and removed the unwanted libraries, i have created python installation package with 15 MB and it is running fine for sample programs. I need to install […]

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Development Linux Ubuntu

crash-tool don’t work on ubuntu18.04 v5.3.15

Recently, I upgraded the kernel version to v5.3.15 on ubuntu18..04. When using the crash tool, I found that it was unable to analyze the dump file. The log is as follows. log: root@node:/var/crash# crash vmlinux /var/crash/201912251143/dump.201912251143 crash 7.2.7++ Copyright (C) 2002-2019 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 […]

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Development Linux Ubuntu

crash-tool don’t work on ubuntu18.04 v5.3.15

Recently, I upgraded the kernel version to v5.3.15 on ubuntu18..04. When using the crash tool, I found that it was unable to analyze the dump file. The log is as follows. log: root@node:/var/crash# crash vmlinux /var/crash/201912251143/dump.201912251143 crash 7.2.7++ Copyright (C) 2002-2019 Red Hat, Inc. Copyright (C) 2004, 2005, 2006, 2010 IBM Corporation Copyright (C) 1999-2006 […]

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Development Linux

How to debug the problom? An elf file cannot be run, but the printing from the ldd and file seems no problem

some command printing: $ ./omnetpp zsh: no such file or directory: ./omnetpp $ file ./omnetpp ./omnetpp: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib64/ld-linux-x86-64.so.2, for GNU/Linux 2.6.32, BuildID[sha1]=b621fbc20e80d7ac375ece11a5775fc6686b71c7, with debug_info, not stripped $ ldd omnetpp linux-vdso.so.1 (0x00007ffc8cd2b000) libpthread.so.0 => /nix/store/pnd2kl27sag76h23wa5kl95a76n3k9i3-glibc-2.27/lib/libpthread.so.0 (0x00007f84d65ea000) libdl.so.2 => /nix/store/pnd2kl27sag76h23wa5kl95a76n3k9i3-glibc-2.27/lib/libdl.so.2 (0x00007f84d65e5000) libc.so.6 => /nix/store/pnd2kl27sag76h23wa5kl95a76n3k9i3-glibc-2.27/lib/libc.so.6 (0x00007f84d642f000) /lib64/ld-linux-x86-64.so.2 => […]

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Development Linux Ubuntu

Selecting eclipse.desktop icon doesn’t do anything (visible to me), “Exec format error” from shell

Trying to execute via desktop icon: /usr/bin/eclipse $ ls -l eclipse -rwxrwxrwx 1 geri geri 61176 Sep 16 19:12 eclipse Right-click on desktop → Create launcher… creates: ~/Desktop# ls -l eclipse.desktop -rw-rw-r– 1 geri geri 195 Dez 12 13:37 eclipse.desktop ~/Desktop# cat eclipse.desktop [Desktop Entry] Version=1.0 Type=Application Name=eclipse Comment= Exec=/usr/bin/eclipse/eclipse Icon=/home/geri/Pictures/logo-eclipse.png Path=/usr/bin/eclipse Terminal=false StartupNotify=true Double-clicking […]

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Development Linux Ubuntu

a start job is running for udev wait for complete device initialization

I want to use an USBtoDP adapter with my Pi 4b (Ubuntu 19.10 is running. There is a Github-Project to install the driver for this Ubuntu version. After installing the driver boot hangs 2 minutes on the message: a start job is running for udev wait for complete device initialization (Xmin Ys/ 2min 59s) followed […]

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Development Linux Ubuntu Windows

Windows WSL vk: command not found

I am getting command not found when trying to execute an executable. make builds the output to _target/vk When I run file vk I get this back. vk: ELF 64-bit LSB executable, x86-64, version 1 (SYSV), dynamically linked, interpreter /lib/ld6, not stripped I have tried executing chmod +x vk and chmod u+x vk. I have […]