OpenZFS on Linux and FreeBSD
Go to file
Jorgen Lundman 035219ee10 Fix abd leak, kmem_free correct size of abd_t
Fix a leak of abd_t that manifested mostly when using
raidzN with at least as many columns as N (e.g. a
four-disk raidz2 but not a three-disk raidz2).
Sufficiently heavy raidz use would eventually run a system
out of memory.

Additionally:

* Switch abd_cache arena to FIRSTFIT, which empirically
improves perofrmance.

* Make abd_chunk_cache more performant and debuggable.

* Allocate the abd_zero_buf from abd_chunk_cache rather
than the heap.

* Don't try to reap non-existent qcaches in abd_cache arena.

* KM_PUSHPAGE->KM_SLEEP when allocating chunks from their
own arena

Reviewed-by: Matthew Ahrens <mahrens@delphix.com>
Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Signed-off-by: Jorgen Lundman <lundman@lundman.net>
Co-authored-by: Sean Doran <smd@use.net>
Closes #12295
2021-09-14 12:22:28 -07:00
.github Update libera webchat client URL 2021-06-24 13:13:44 -07:00
cmd ZED: Match added disk by pool/vdev GUID if found (#12217) 2021-09-14 12:10:44 -07:00
config libspl: implement atomics in terms of atomics 2021-06-21 21:48:31 -07:00
contrib Fix plymouth passphrase prompt with dracut 2021-06-29 13:14:49 -07:00
etc systemd: import: expand $ZPOOL_IMPORT_OPTS correctly 2021-06-15 16:56:53 -07:00
include Fix abd leak, kmem_free correct size of abd_t 2021-09-14 12:22:28 -07:00
lib Fix flag copying in resume case 2021-06-24 13:14:04 -07:00
man zgenhostid.8: revisit 2021-06-10 10:50:16 -07:00
module Fix abd leak, kmem_free correct size of abd_t 2021-09-14 12:22:28 -07:00
rpm Added uncompress requirement 2021-06-15 16:55:49 -07:00
scripts Move properties, parameters, events, and concepts around manual sections 2021-06-10 10:50:16 -07:00
tests ZED: Match added disk by pool/vdev GUID if found (#12217) 2021-09-14 12:10:44 -07:00
udev udev/rules.d: .gitignore: glob all rules 2021-06-09 13:05:34 -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 Replace ZFS on Linux references with OpenZFS 2020-10-08 20:10:13 -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
META Tag 2.1.0 2021-07-02 11:04:34 -07:00
Makefile.am mancheck: accept lints, accept lint overrides 2021-06-09 13:05:34 -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 Update FreeBSD versions 2021-03-16 15:03:28 -07:00
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 man: use one Makefile, use OpenZFS for .Os 2021-06-10 10:50:16 -07:00
copy-builtin copy-builtin: posix conformance 2021-05-10 12:18:54 -07:00
zfs.release.in Move zfs.release generation to configure step 2012-07-12 12:22:51 -07:00

README.md

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.