OpenZFS on Linux and FreeBSD
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Tony Hutter 0bc841fb59 zpool: Add slot power control, print power status
Add `zpool` flags to control the slot power to drives.  This assumes
your SAS or NVMe enclosure supports slot power control via sysfs.

The new `--power` flag is added to `zpool offline|online|clear`:

    zpool offline --power <pool> <device>    Turn off device slot power
    zpool online --power <pool> <device>     Turn on device slot power
    zpool clear --power <pool> [device]      Turn on device slot power

If the ZPOOL_AUTO_POWER_ON_SLOT env var is set, then the '--power'
option is automatically implied for `zpool online` and `zpool clear`
and does not need to be passed.

zpool status also gets a --power option to print the slot power status.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Mart Frauenlob <AllKind@fastest.cc>
Signed-off-by: Tony Hutter <hutter2@llnl.gov>
Closes #15662
2024-02-13 14:22:48 -08:00
.github Update workflows 2023-03-09 18:46:36 -08:00
cmd zpool: Add slot power control, print power status 2024-02-13 14:22:48 -08:00
config Add zfs_prepare_disk script for disk firmware install 2024-02-13 14:22:48 -08:00
contrib contrib/bash_completion.d: fix error spew from __zfs_match_snapshot() 2023-06-17 19:52:46 -07:00
etc systemd: set restart=always for zfs-zed.service 2023-01-19 12:50:42 -08:00
include zpool: Add slot power control, print power status 2024-02-13 14:22:48 -08:00
lib zpool: Add slot power control, print power status 2024-02-13 14:22:48 -08:00
man zpool: Add slot power control, print power status 2024-02-13 14:22:48 -08:00
module Linux 6.8 compat: replace MAX_ORDER define 2024-02-08 13:29:28 -08:00
rpm zfs-dkms: fix shell-init error message 2023-12-05 11:04:54 -08:00
scripts Add zfs_prepare_disk script for disk firmware install 2024-02-13 14:22:48 -08:00
tests ZTS: Add dirty dnode stress test 2024-02-13 14:22:48 -08:00
udev Udev rules: use match (==) rather than assign (=) for PROGRAM 2021-09-14 12:23:10 -07:00
.editorconfig Add an .editorconfig; document git whitespace settings 2020-01-27 13:32:52 -08:00
.gitignore Add FreeBSD support to OpenZFS 2020-04-14 11:36:28 -07:00
.gitmodules .gitmodules: link to openzfs github repository 2021-04-14 13:23:08 -07:00
AUTHORS Add zstd support to zfs 2020-08-20 10:30:06 -07:00
CODE_OF_CONDUCT.md Documentation corrections 2023-01-19 12:50:42 -08:00
COPYRIGHT Fix typos 2020-06-09 21:24:09 -07:00
LICENSE Update build system and packaging 2018-05-29 16:00:33 -07:00
META Tag zfs-2.1.14 2023-11-30 11:09:15 -08:00
Makefile.am config: check for parallel(1), use it for cstyle 2022-09-14 11:23:25 -07:00
NEWS Fix NEWS file 2020-08-26 21:44:41 -07:00
NOTICE Update build system and packaging 2018-05-29 16:00:33 -07:00
README.md README: Update OpenZFS website url 2022-02-16 17:58:55 -08:00
RELEASES.md Add RELEASES.md file 2021-04-07 13:26:58 -07:00
TEST Remove CI builder customization from TEST 2020-03-16 10:46:03 -07:00
autogen.sh Cause autogen.sh to fail if autoreconf fails 2018-07-06 09:27:37 -07:00
configure.ac Speed up WB_SYNC_NONE when a WB_SYNC_ALL occurs simultaneously 2023-06-05 10:59:02 -07:00
copy-builtin copy-builtin: add hooks with sed/>> 2023-11-30 11:09:15 -08:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

README.md

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OpenZFS is an advanced file system and volume manager which was originally developed for Solaris and is now maintained by the OpenZFS community. This repository contains the code for running OpenZFS on Linux and FreeBSD.

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Official Resources

Installation

Full documentation for installing OpenZFS on your favorite operating system can be found at the Getting Started Page.

Contribute & Develop

We have a separate document with contribution guidelines.

We have a Code of Conduct.

Release

OpenZFS is released under a CDDL license. For more details see the NOTICE, LICENSE and COPYRIGHT files; UCRL-CODE-235197

Supported Kernels

  • The META file contains the officially recognized supported Linux kernel versions.
  • Supported FreeBSD versions are any supported branches and releases starting from 12.2-RELEASE.