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| zfs [2025-06-28 13:28] – weichbr | zfs [2026-02-09 17:21] (current) – weichbr |
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| * Only set it, if it's wrong. ''ashift=12'' for 4K physical sectors | * Only set it, if it's wrong. ''ashift=12'' for 4K physical sectors |
| * Set ''autotrim=on'' for SSDs | * Set ''autotrim=on'' for SSDs |
| | * When creating a pool ''-o'' is for pool options. To pass options to the root dataset, use ''-O''. |
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| | A good set of defaults for a new pool: |
| | ''-o autotrim=on -O acltype=posixacl -O xattr=sa -O normalization=formD -O compression=zstd -O atime=on -O relatime=on -O %%"%%com.sun:auto-snapshot%%"%%=false'' |
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| === Create a dataset === | === Create a dataset === |
| * Enable comporession: ''-o compression=zstd'' | * Enable comporession: ''-o compression=zstd'' |
| * ''recordsize'' of 128K is default. When storing large files, e.g., media, set this higher, e.g., 1M | * ''recordsize'' of 128K is default. When storing large files, e.g., media, set this higher, e.g., 1M |
| * | |
| | Creating a dataset with encryption: |
| | '' echo -n password | zfs create pool/dataset -o compression=zstd -o normalization=formD -o xattr=sa -o acltype=posixacl -o atime=on -o relatime=on -o %%"%%com.sun:auto-snapshot%%"%%=false -o encryption=on -o keyformat=passphrase -o keylocation=file:/%%//%%dev/stdin'' |