Go to file
Alexander Motin d057807ede
Switch refcount tracking from lists to AVL-trees.
With large number of tracked references list searches under the lock
become too expensive, creating enormous lock contention.

On my tests with ZFS_DEBUG enabled this increases write throughput
with 32KB blocks from ~1.2GB/s to ~7.5GB/s.

Reviewed-by: Brian Atkinson <batkinson@lanl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Alexander Motin <mav@FreeBSD.org>
Sponsored by:	iXsystems, Inc.
Closes #14970
2023-06-14 08:02:27 -07:00
.github Refine some details for the github actions update 2023-03-16 10:00:14 -07:00
cmd Finally drop long disabled vdev cache. 2023-06-09 12:40:55 -07:00
config Linux 6.4 compat: reclaimed_slab renamed to reclaimed 2023-05-24 12:23:42 -07:00
contrib PAM: support password changes even when not mounted 2023-05-31 17:01:11 -07:00
etc Revert "systemd: Use non-absolute paths in Exec* lines" 2023-06-07 11:14:05 -07:00
include Switch refcount tracking from lists to AVL-trees. 2023-06-14 08:02:27 -07:00
lib Finally drop long disabled vdev cache. 2023-06-09 12:40:55 -07:00
man Finally drop long disabled vdev cache. 2023-06-09 12:40:55 -07:00
module Switch refcount tracking from lists to AVL-trees. 2023-06-14 08:02:27 -07:00
rpm rpm: Use libtirpc-devel and /usr/lib on SUSE 2023-02-09 11:57:50 -08:00
scripts Fix kmodtool for packaging mainline Linux 2023-03-22 09:22:52 -07:00
tests Store the L2ARC device ashift in the vdev label 2023-06-14 08:01:17 -07:00
udev Replace dead opensolaris.org license link 2022-07-11 14:16:13 -07:00
.editorconfig Add an .editorconfig; document git whitespace settings 2020-01-27 13:32:52 -08:00
.gitignore autoconf: use include directives instead of recursing down cmd 2022-05-10 10:18:38 -07:00
.gitmodules .gitmodules: link to openzfs github repository 2021-04-12 09:37:23 -07:00
AUTHORS zfs_rename: support RENAME_* flags 2022-10-28 09:49:20 -07:00
autogen.sh Ubuntu 22.04 integration: ShellCheck 2022-11-18 11:24:48 -08:00
CODE_OF_CONDUCT.md Documentation corrections 2022-12-22 11:34:28 -08:00
configure.ac Add native-deb* targets to build native Debian packages 2022-12-13 17:33:05 -08:00
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 Process script directory for all configs 2022-10-27 16:45:14 -07:00
META Linux 6.3 compat: META (#14930) 2023-06-05 11:08:24 -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 2022-01-06 16:25:01 -08:00
RELEASES.md Add RELEASES.md file 2021-04-02 16:33:40 -07:00
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

img

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.

codecov coverity

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.