ch01

dz / mastering_zfs / ch01

Summary

Chapter 1: Introducing ZFS

Node Tree

• partitions_properties
  • property
    • quota
    • amt_space_ds_use
  • dynamic_division_space
  • no_trad_partitions
• virtual_devices
  • RAID5_similarity
  • VDEV
• ZFS_combines
  • filesystems
  • volume_managers
• blocks_inodes
  • ditto_blocks
    • multiple_copies_index_blocks
  • index_nodes_on_demand
    • variable_sized_blocks
• datasets
  • UFS
    • combines_classic_functions
    • df
    • mount
  • ZFS_list
    • df
    • mount
  • REFER
    • amt_of_access_data
  • name
    • pool
      • root_dataset
• limits
  • one_dir
  • single_pool
  • storage_pools
    • zpool
    • abstraction_storage_provider
  • 128_bits

Nodes

filesystems
content	Filesystems
parents	ZFS_combines

ZFS_combines
content	ZFS combines
children	filesystems, volume_managers

volume_managers
content	Volume Mangers
parents	ZFS_combines

datasets
content	Datasets
children	UFS, ZFS_list, REFER, name

ZFS_list
content	ZFS list
children	df, mount
parents	datasets

UFS
content	UFS (unix filesystem)
children	combines_classic_functions, df, mount
parents	datasets

mount
content	mount
parents	UFS, ZFS_list

df
content	df
parents	UFS, ZFS_list

combines_classic_functions
content	ZFS combines classic functions
parents	UFS

name
content	name
children	pool
parents	datasets

REFER
content	REFER
children	amt_of_access_data (description)
parents	datasets

amt_of_access_data
content	Amount of accessible data on dataset
parents	REFER

pool
content	Pool (zpool)
children	root_dataset
parents	name

root_dataset
content	root dataset
parents	pool

partitions_properties
content	Partitions and properties
children	property, dynamic_division_space, no_trad_partitions

dynamic_division_space
content	Dynamic division of space
parents	partitions_properties

no_trad_partitions
content	No traditional partitions
parents	partitions_properties

property
content	Property
children	quota, amt_space_ds_use (example of a kind of property)
parents	partitions_properties

quota
content	Quota
parents	property

amt_space_ds_use
content	Amount of space dataset can use
parents	property

limits
content	Limits
children	one_dir, single_pool, storage_pools, 128_bits

one_dir
content	one directory can have 2^48 files
parents	limits

128_bits
content	128 bits used to store most values
parents	limits

storage_pools
content	2^64 storage pools
children	zpool, abstraction_storage_provider
parents	limits

single_pool
content	Single pool can be 2^78 bytes. 256 zettabytes.
parents	limits

zpool
content	zpool
parents	storage_pools

abstraction_storage_provider
content	Abstraction atop a storage provider
parents	storage_pools

virtual_devices
content	Virtual devices
children	RAID5_similarity (similar to), VDEV (AKA)

VDEV
content	VDEV
parents	virtual_devices

RAID5_similarity
content	Similar to RAID5
parents	virtual_devices

blocks_inodes
content	Blocks and INodes
children	ditto_blocks, index_nodes_on_demand

ditto_blocks
content	Ditto Blocks
children	multiple_copies_index_blocks (description)
parents	blocks_inodes

index_nodes_on_demand
content	index nodes generated on-demand
children	variable_sized_blocks
parents	blocks_inodes

variable_sized_blocks
content	Variable-sized blocks
parents	index_nodes_on_demand

multiple_copies_index_blocks
content	Multiple copies of critical index blocks
parents	ditto_blocks