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Alexander Motin 962e68865e
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Use reduced precision for scan times
Scan time limits do not need precision beyond 1ms.  Switching
scn_sync_start_time and spa_sync_starttime from gethrtime() to
getlrtime() saves ~3% of CPU time during resilver scan stage.

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Alexander Motin <alexander.motin@TrueNAS.com>
Closes #18061
2025-12-18 10:22:11 -08:00
.github CI: Use Ubuntu mirrors instead of azure (#18057) 2025-12-16 09:15:18 -08:00
cmd zdb: Add -O option for -r to specify object-id 2025-12-18 09:25:09 -08:00
config Linux: work around use of GPL-only symbol kasan_flag_enabled 2025-12-10 10:04:57 -08:00
contrib Change shellcheck and checkbashism triggers. 2025-12-16 09:15:51 -08:00
etc Replace bashisms in ZFS shell function stub. 2025-12-16 09:15:51 -08:00
include DDT: Add/use zap_lookup_length_uint64_by_dnode() 2025-12-15 14:38:34 -08:00
lib Ensure 64-bit off_t is used in user space instead of loff_t 2025-12-10 09:45:39 -08:00
man Reduce minimal scrub/resilver times 2025-12-18 10:21:45 -08:00
module Use reduced precision for scan times 2025-12-18 10:22:11 -08:00
rpm libuutil: remove packaging 2025-11-17 06:23:17 -08:00
scripts Change shellcheck and checkbashism triggers. 2025-12-16 09:15:51 -08:00
tests ZTS: Fix zvol_misc_fua SLOG writes check 2025-12-11 18:43:59 -08:00
udev zvol_id: make array length properly known at compile time 2025-12-01 10:19:40 -08:00
.editorconfig Add an .editorconfig; document git whitespace settings 2020-01-27 13:32:52 -08:00
.gitignore Packaging: Auto-generate changelog during configure (#15528) 2023-11-16 08:58:47 -08:00
.gitmodules .gitmodules: link to openzfs github repository 2021-04-12 09:37:23 -07:00
.mailmap mailmap/AUTHORS: update with recent new contributors 2025-10-22 09:27:54 -07:00
AUTHORS mailmap/AUTHORS: update with recent new contributors 2025-10-22 09:27:54 -07:00
autogen.sh autogen.sh: remove workaround for automake <1.14, needed for EL <=7 2025-10-30 16:26:56 -07:00
CODE_OF_CONDUCT.md Documentation corrections 2022-12-22 11:34:28 -08:00
configure.ac Linux build: handle CONFIG_OBJTOOL_WERROR=y 2025-06-16 08:12:09 -07:00
copy-builtin copy-builtin: add hooks with sed/>> 2022-05-10 10:17:43 -07:00
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
Makefile.am Install zarcstat and zarcsummary symlinks in Makefile 2025-09-05 10:00:48 -07:00
META Linux 6.18 compat: META (#18039) 2025-12-10 09:04:24 -08:00
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 Fix capitalization typo in README.md 2025-11-03 16:37:58 -08:00
RELEASES.md Update RELEASES.md LTS release to 2.2 2025-01-17 11:04:36 -05:00
TEST Remove CI builder customization from TEST 2020-03-16 10:46:03 -07:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

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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 13.0-RELEASE.