OpenZFS on OS X

The installer release of OpenZFS on OS X is ready for use by people who are willing to learn to administer ZFS from the Terminal, or who already know how to do so. It's compatible with OS X 10.8 through OS X 10.10 (Mountain Lion, Mavericks, and Yosemite).

What is new in this release:

• correct kernel thread priorities (Jorgen Lundman)
• VFS nolocks rework from 10a286 (Jorgen Lundman)
• vnop_pageout_v2 replacement (Jorgen Lundman)
• Permanent Storage work, incomplete (Jorgen Lundman)
• mmapped file data written twice fix (Jorgen Lundman)
• InvariantDisks fixes (ilovezfs) (cbreak)
• SA corruption fixes (ZFSOnLinux)
• SA recover status alerts when detected (Jorgen Lundman)
• Modify-After-Free bugs and deadlock fixes (Jorgen Lundman)
• Complete Re-port of IllumOS taskq (Jorgen Lundman)
• Revert back to using taskq_dispatch_ent() (Jorgen Lundman)
• Remove async unlinkeddrain (Jorgen Lundman)
• Remove internal unused flag XATTR (Brendon Humphrey)
• Additional ioctls from HFS (Brendon Humphrey)
• Merge with upstream ZOL 20150520
• New pool feature "filesystem_limits"
• New pool feature "large_blocks"

What is new in version 1.3.1r2:

• vnop_pagein to zero non-aligned trailing block causing clang to core
• ADDEDTIME should updated when moved to a different directory
• Remove vnode throttle
• zfs create -p fix for non-root

What is new in version 1.3.0:

- Print the spl version found instead of "v0.01" (ilovezfs)
- Only replace a pre-existing custom icon if it's the snowflake (ilovezfs)
- Run osascript as the logged-in user so the notifications actually show up (ilovezfs)
- Check for ZEVO either still installed or uninstalled but pre-reboot, and display error for the user (ilovezfs)
- Fix "Load the module manually by running ..." when kexts are in /Library/Extensions on OS X 10.9+ (ilovezfs)
- Fix mutex leaks, resulting in eventual panic in "mutex_enter()". (Jorgen Lundman)
- Fix spa_strdup freeing wrong size, causing kmem havok. (Jorgen Lundman)
- Enhance bmalloc to include free size, bounds and use after free; checks. (Brendon Humphrey)
- Fix zdb 'hang' waiting for reclaim_thread (Jorgen Lundman)
- Autoimport work and fixes (ilovezfs)
- sysctl normalization code from legacy port, default off (Jorgen Lundman)
- Fix hang at export due to spotlight references (ilovezfs)
- Reboot hang fix (wait for reclaim thread) (Jorgen Lundman)
- Reboot hang fix, take 2. (zed ignoring TERM) (Jorgen Lundman)
- Added spl_wait_interruptible functions (Jorgen Lundman)
- Merged ZOL-0.6.3
- ZVOL unmap support (Evan Susarret)
- Better disk icon support (ilovezfs)
- onexit fixes, clean zfs send holds (Jorgen Lundman)
- Replace MALLOC calls to use bmalloc for performance (Brendon Humphrey)
- OS X Yosemite 10.10 compile fixes (ilovezfs)
- zp reclaim vs zget remodel fix deadlocks (Jorgen Lundman)
- Support legacy mountpoints (ilovezfs)
- Initial non-root support (ilovezfs)
- Rewrite ioctl after upstream (Jorgen Lundman)
- Normalized lookup panic fix (Jorgen Lundman)
and, of course, all the fixes in ZFS on Linux 0.6.3. Thanks guys!