Add a file with some remarks for setting up a zfs boot environment
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svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=219799
35
tools/tools/nanobsd/rescue/Files/root/ZFS_Create.txt
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35
tools/tools/nanobsd/rescue/Files/root/ZFS_Create.txt
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# $FreeBSD$
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Some remarks for setting up a zfs boot environment
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ZFS Boot sctructure:
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boot
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+-ROOT
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+-root
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[+-root2]
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[+-root3]
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zpool create -o mountpoint=none boot ...
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zpool set listsnapshots=on boot
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zfs create -o mountpoint=/mnt boot/ROOT
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zfs create boot/ROOT/root
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Fill -> /mnt/root
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cp /boot/zfs/zpool.cache /mnt/root/boot/zfs/zpool.cache
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zpool set bootfs=boot/ROOT/root boot
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set in /mnt/root/boot/loader.conf
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#ZFS mandatory
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zfs_load="YES"
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vfs.root.mountfrom="zfs:boot/ROOT/root"
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#ZFS optional
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vm.kmem_size="8G"
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vfs.zfs.arc_min="1G"
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vfs.zfs.arc_max="2G"
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vfs.zfs.prefetch_disable="1"
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vfs.zfs.zil_disable=1
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vfs.zfs.zio.use_uma=0
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#Power savings
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hw.pci.do_power_nodriver=3
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