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OpenZFS Build Environment

Original document location.

Current environment covers OpenZFS for GNU/Linux version 2.1.11.

Debian Dependencies

Install build dependencies, tested with Debian 11 and 12.

apt install build-essential autoconf automake libtool gawk alien fakeroot dkms libblkid-dev uuid-dev libudev-dev libssl-dev zlib1g-dev libaio-dev libattr1-dev libelf-dev linux-headers-generic python3 python3-dev python3-setuptools python3-cffi libffi-dev python3-packaging git libcurl4-openssl-dev

apt install linux-headers-amd64 libselinux-dev parted lsscsi wget ksh gdebi python3-distutils

Pull sources

Fetching the original sources.

git clone https://github.com/openzfs/zfs
cd zfs
git checkout -b b_zfs-2.1.11 zfs-2.1.11
cd ..

Build

The following is captured within make-all.sh script.

mkdir -p build

cd zfs
# select branch/tag ..
./autogen.sh
# ./configure --with-config=srpm
./configure --enable-systemd
# make pkg-utils deb-dkms
make -j$(nproc)
make -j1 deb-utils deb-dkms
mv *.tar.gz *.deb ../build
make clean
rm -f *.rpm
cd ..

Convenience scrips

You can find convenient removal and install scripts within scripts folder.

  • scripts: ZFS debian package remova and install scripts
  • rescue: Manual ZFS rescue scripts
  • setup: Misc ZFS setup and tuning scripts

Manual ZFS Rescue

Documented shell script rescue/chroot_zfs.sh shows how-to

  • auto import local zfs pools
  • chroot into the imported root filesystem
    • bind special devices and pipes to zfs realm
    • chroot into the zfs system
  • shows three typical recovery tasks
    • update-initramfs -u -k all
    • update-grub
    • grub-install /dev/disk/by-id/your_boot_root_device

ZFS Compatibility Settings

Following compatibility feature sets have been tested

  • Read-Only Feature Sets etc/zfs/compatibility.d/readonly
  • Extended GRUB2 and Read-Only Feature Sets etc/zfs/compatibility.d/grub2_readonly