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Á¦ ¸ñ : OSº° ZFS ¹öÀü
ÀÛ¼ºÀÚ : ÁÁÀºÁøÈ£(truefeel, http://coffeenix.net/ )
ÀÛ¼ºÀÏ : 2011.10.10(¿ù)
1. FreeBSD °¢ ¹öÀüº° ZFS
7.0+ : original ZFS import, ZFS v6; requires significant tuning for stable operation (no longer supported)
7.2 : still ZFS v6, improved memory handling, amd64 may need no memory tuning (no longer supported)
7.3+ : backport of new ZFS v13 code, similar to the 8.0 code
8.0 : new ZFS v13 code, lots of bug fixes - recommended over all past versions. (no longer supported)
8.1+ : ZFS v14
8.2+ : ZFS v15
9.0+ : ZFS v28
2. ZFS¹öÀüº° OS
10 - Supported by Solaris 10 U7
14 - Supported by OpenSolaris 2009.06, FreeBSD 8.1
15 - Supported by Solaris 10 10/09 (U8), FreeBSD 8.2
17 - Triple Parity RAID-Z
19 - Supported by Solaris 10 09/10
21 - Deduplication
22 - Solaris 10 9/10 (U9)
28 - FreeBSD 9.0, OpenIndiana/Illumos, ZFSOnLinux, ZFS-FUSE
30 - Encryption support, - not compatible with open implementations, only in closed source for-license Solaris 11 Express release.
3. ZFS¹öÀüº° Ư¡
ZFS poolÀÇ ¹öÀüº° °£´ÜÇÑ Æ¯Â¡À» È®ÀÎÇÏ·Á¸é zpool upgrdade -v ¸í·ÉÀ¸·Î º¼ ¼ö ÀÖ´Ù. ±âº»ÀûÀΠƯ¡À» command·Î ½±°Ô º¼ ¼ö ÀÖµµ·Ï Çß´Ù´Ï, ZFSÀÇ ¸¶Àε尡 ¸¾¿¡ µç´Ù.
´ÙÀ½Àº FreeBSD 9.0 beta(v28±îÁö Áö¿ø)¿¡¼ È®ÀÎÇÑ °á°úÀÌ´Ù.
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VER DESCRIPTION
--- --------------------------------------------------------
1 Initial ZFS version
2 Ditto blocks (replicated metadata)
3 Hot spares and double parity RAID-Z
4 zpool history
5 Compression using the gzip algorithm
6 bootfs pool property
7 Separate intent log devices
8 Delegated administration
9 refquota and refreservation properties
10 Cache devices
11 Improved scrub performance
12 Snapshot properties
13 snapused property
14 passthrough-x aclinherit
15 user/group space accounting
16 stmf property support
17 Triple-parity RAID-Z
18 Snapshot user holds
19 Log device removal
20 Compression using zle (zero-length encoding)
21 Deduplication
22 Received properties
23 Slim ZIL
24 System attributes
25 Improved scrub stats
26 Improved snapshot deletion performance
27 Improved snapshot creation performance
28 Multiple vdev replacements
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4. Âü°íÀÚ·á
* FreeBSD : ZFS Tuning Guide
http://wiki.freebsd.org/ZFSTuningGuide
* ZFS
http://en.wikipedia.org/wiki/ZFS#Version_numbers
* ZFS ÆÄÀϽýºÅÛÀÇ snapshot(½º³À¼¦) ±â´É (2010, ±Û ÁÁÀºÁøÈ£)
http://coffeenix.net/board_view.php?bd_code=1711
* FreeBSD 7.x¿¡¼ ZFS »ç¿ë & ¼º´É(2009, ±Û ÁÁÀºÁøÈ£)
7.x¿¡¼ Å×½ºÆ®ÇÑ ¿À·¡ÀüÀÇ ±ÛÀÌ¶ó¼ ¼º´Éº¸´Ù´Â ZFS»ç¿ë¿¡ ÁßÁ¡À» µÎ°í ÀÖÀ¸¼¼¿ä.
http://coffeenix.net/board_view.php?bd_code=1662
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