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Questions tagged [rootfs]

A Rootfs is a directory structure suitable as an initial mount point for *nix systems. It always includes the binary and support files to run the init (or first) process.

A Rootfs is a directory structure suitable as an initial mount point for *nix systems. It always includes the binary and support files to run the init (or first) process.

It has a specific meaning for the Linux kernel, where a ramfs/tmpfs is populated with a compressed image and it is freed after the target/final file system is mounted. People using other OSes (and even Linux) may have alternate meanings.

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bitbake rootfs large for core image minimal

First, I generated a core-image-sato target image using bitbake. Then after that I generated core-image-minimal target. The root file system generated still contains the contents/packages of the existing target. How can I avoid this and have a…
md.jamal
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How does Root File System works on embedded linux?

I'am learning about embedded systems, and i was able to compile and setup a SAM9x35 EK with buildroot, mounting the bootstrap, the U-Boot, the Linux and The rootfs (Buildroot's basic RFS[root file system]skeleton). I have LOTS of questions, but one…
AleFachini
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debootstrap fails with "Failed to retrieve InRelease"

I have a Intel 64-bit machine running Linux mint 18.1 . On this machine, when I run the following command sudo debootstrap --arch ia64 wheezy rootfs http://ftp.us.debian.org/debian with the following errors : W: cannot check release signature;…
Naveen
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Buildroot doesn’t run as root and doesn’t want to run as root

I have 2 questions: I am not sure to undrestand(from the directories description in Buildroot manual): target/ which contains almost the complete root filesystem for the target:everything needed is present except the device files in /dev/…
Mouin
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{Yocto} "opkg_install_cmd: Cannot install package ." Errors

I am working with YOCTO project and running into the problem that made the build progress fail. The failure was at a last task do_rootfs Below is the error log: ERROR: Unable to install packages. Command…
Thảo M. Hoàng
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No such file or directory grub-eltorito.img

I have still problem with: grub-eltorito.img: No such file or directory Generating root filesystem image rootfs.iso9660 /usr/bin/install -D -m 0644 fs/iso9660/grub.cfg…
wolacinio
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Synchronizing root filesystems

I have several testing computers and I want to automaticaly synchronize content of their root filesystems. What are the possible ways to do it? I am changing not only userspace applications and data but alse the Kernel will be changed.
René Kolařík
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How to get a backup of embedded Linux rootfs?

I have an embedded Linux environment working well and want save the rootfs part, then to flash others new board with empty nand. So, what I tried. From barebox (before boot of the kernell), I put /dev/nand0.root.bb to the tftp server of my PC. Then…
vincenet
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Can buildroot rootfs install angstrom package using opkg?

I’m using beagleboard-xm,and created rootfs with buildroot,adding opkg package. Now, I want add some package in angstrom, so I add opkg update source in /etc/opkg/base-feed.conf… src/gz base…
sironline
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Check what partition is used?

I'm working on a SBC6845 card with Linux on it: I have 4 partitions installed: Creating 5 MTD partitions on "atmel_nand": 0x000000000000-0x000000100000 : "Factory" 0x000000100000-0x000000300000 : "Kernel1" 0x000000300000-0x000000500000 :…
hy0shi
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Rootfs on SD card

I've a device on which I've a 3.10 linux kernel booting up to a busybox shell (initramfs) When I extracted the busybox filesystem image on the SD card and when modified the root from root=/dev/ram to /dev/mmcblck0p1, it still boots up to the…
kimi
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How to update rootfs after linux kernel is reconfigured and rebuilt?

During the development of an embedded system, I made some changes on the Linux kernel and compiled it to get the uImage, u-boot.bin and .dts file. Now the last thing booting the system needs is to update rootfs. My questions are: 1) Do I really need…
Hetty
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Error while building rootfs for Linux kernel

I am trying to build my root file system by referring to http://emreboy.wordpress.com/2012/12/20/building-a-root-file-system-using-busybox/comment-page-1/ The change I did was (arm-linux-gnueabi- in place of arm-linux-) $ make ARCH=arm…
codey modey
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RootFS types, creation and booting

If you are developing anything on embedded Linux you need a Rootfs to boot Linux. Rootfs has always been a issue for me. I need some help. My target system is ARM, U-Boot Linux simple. a) I have seen a rootfs.tar.gz file which is copied from SD…
user435739
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when pivot_root, what happened to /bin /sbin /etc /proc /sysfs .... ?

Saying this is how the world looks like before pivot_root, / /bin /sbin /etc /lib /proc /sysfs ..... When I call "pivot_root /newroot /newroot/oldroot", what happened to all these folders above? We get a nude "/" and whole old world resides in…
kumo
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