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linux:fs:zfs [2015/03/25 22:36] – niziak | linux:fs:zfs [2021/05/10 20:42] (current) – niziak | ||
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====== ZFS ====== | ====== ZFS ====== | ||
+ | |||
+ | [[https:// | ||
[[https:// | [[https:// | ||
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* compression | * compression | ||
* block level deduplication (not usable for emails with attachment, where attachment are shifted to different offset) | * block level deduplication (not usable for emails with attachment, where attachment are shifted to different offset) | ||
+ | |||
+ | OpenZFS2.0.0 (Dec 20) [[https:// | ||
+ | * Sequential resilver (rebuild only used by data portions) | ||
+ | * Persistent L2ARC cache (survives between reboots) | ||
+ | * ZSTD | ||
+ | * Redacted replication (replicate with some data excluded) | ||
+ | * FreeBSD and Linux unification | ||
Proposed use case: | Proposed use case: | ||
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</ | </ | ||
- | ====== ZFS implementations | + | ===== ZFS implementations ===== |
ZFS-Fuse 0.7 is using old pool version 23, where [[http:// | ZFS-Fuse 0.7 is using old pool version 23, where [[http:// | ||
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===== Creating ZFS dataset ===== | ===== Creating ZFS dataset ===== | ||
- | < | + | < |
zpool create INBOX /dev/loop0 /dev/loop1 /dev/loop2 /dev/loop3 | zpool create INBOX /dev/loop0 /dev/loop1 /dev/loop2 /dev/loop3 | ||
</ | </ | ||
- | < | + | < |
# zpool list | # zpool list | ||
NAME SIZE ALLOC | NAME SIZE ALLOC | ||
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</ | </ | ||
- | < | + | < |
# zpool status | # zpool status | ||
pool: INBOX | pool: INBOX | ||
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Dataset " | Dataset " | ||
- | < | + | < |
# zfs list | # zfs list | ||
NAME USED AVAIL REFER MOUNTPOINT | NAME USED AVAIL REFER MOUNTPOINT | ||
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|-- | |-- | ||
|squashfs | |squashfs | ||
- | |||
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- | ====== References: | + | |
+ | <code bash> | ||
+ | zfs get compressratio | ||
+ | </ | ||
+ | |||
+ | ===== References: ===== | ||
[[http:// | [[http:// | ||
[[https:// | [[https:// |