Apple File System: Difference between revisions

Revision as of 11:18, 30 July 2024

Revision as of 04:41, 22 October 2024

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{{Use mdy dates|date=May 2018}}

{{Infobox filesystem

| name = APFS

| full_name = Apple File System

| developer = [[Apple Inc.]]

| introduction_os = [[iOS 10|iOS 10.3]], [[macOS High Sierra|macOS 10.13]]

| introduction_date = March 27, 2017 (iOS), September 25, 2017 (macOS),{{ubil

|'''iOS''': {{date and age|27 March 2017 | p=y}}

| preceded_by = [[HFS Plus]]

|'''macOS''': {{date and age|25 September 2017 | p=y}}

| succeeded_by =

}}

| partition_id = <code>7C3457EF-0000-11AA-AA11-00306543ECAC</code> ([[GUID Partition Table|GPT]])

| preceded_by = [[HFS Plus]]

| directory_struct = [[B-tree]]<ref name="hansenToolan2017">{{Cite journal|last1=Hansen|first1=K.H.|last2=Toolan|first2=F.|date=September 21, 2017|title=Decoding the APFS file system|journal=Digital Investigation|volume=22|pages=107–132|doi=10.1016/j.diin.2017.07.003|issn=1742-2876|df=mdy-all}}</ref>

| succeeded_by = =

| max_files_no = 9,223,372,036,854,775,808<ref name="appleVolumeComparision"/>

| partition_id = <code>7C3457EF-0000-11AA-AA11-00306543ECAC</code> ([[GUID Partition Table|GPT]])

| max_file_size = 8 [[Exabyte|EB]] (9,223,372,036,854,775,808 bytes)<ref name="appleVolumeComparision">{{Cite web|url=https://developer.apple.com/library/content/documentation/FileManagement/Conceptual/APFS_Guide/VolumeFormatComparison/VolumeFormatComparison.html|title=Volume Format Comparison|website=Apple Developer|language=en|access-date=May 25, 2018|df=mdy-all}}</ref>

| directory_struct = [[B-tree]]<ref name="hansenToolan2017">{{Cite journal|last1=Hansen|first1=K.H.|last2=Toolan|first2=F.|date=September 21, 2017|title=Decoding the APFS file system|journal=Digital Investigation|volume=22|pages=107–132|doi=10.1016/j.diin.2017.07.003|issn=1742-2876|df=mdy-all}}</ref>

| date_range = {{date|1970-01-01|MDY}} – {{date|2554-07-21|MDY}}<ref name="hansenToolan2017"/>

| date_resolution max_files_no = 1 [[Nanosecond|ns]]9,223,372,036,854,775,808<ref name="appleVolumeComparision"/>

| max_file_size = 8 [[Exabyte|EB]] (9,223,372,036,854,775,808 bytes)<ref name="appleVolumeComparision">{{Cite web|url=https://developer.apple.com/library/content/documentation/FileManagement/Conceptual/APFS_Guide/VolumeFormatComparison/VolumeFormatComparison.html|title=Volume Format Comparison|website=Apple Developer|language=en|access-date=May 25, 2018|df=mdy-all}}</ref>

| max_filename_size =

| date_range = {{date|1970-01-01|MDY}} – {{date|2554-07-21|MDY}}<ref name="hansenToolan2017"/>

| filename_character_set = [[Unicode|Unicode 9.0]] encoded in [[UTF-8]]<ref name="appleApfsFaq2018"/>

| max_files_nodate_resolution = 1 = 9,223,372,036,854,775,808[[Nanosecond|ns]]<ref name="appleVolumeComparision"/>

| dates_recorded = access, attributes modified, contents modified, created

| max_filename_size =

| filename_character_set = [[Unicode|Unicode 9.0]] encoded in [[UTF-8]]<ref name="appleApfsFaq2018"/>

| dates_recorded = access, attributes modified, contents modified, created

| file_system_permissions = Unix permissions, [[NFSv4]] [[Access control list|ACL]]s

| compression = Partial (decmpfs)<ref>{{cite web |last1=Bertin |first1=René |title=Compression and APFS |url=https://github.com/RJVB/afsctool/issues/3 |website=Github |access-date=2 February 2019}}</ref>

| encryption = Yes<ref name="appleFileSystemGuide"/>

| copy_on_write = Yes<ref name="appleApfsFaq2018"/><ref name="appleFileSystemGuide"/>

| OS = [[macOS]], [[iPadOS]], [[iOS]], [[tvOS]], [[watchOS]]

| website = <!-- {{URL|https://developers.apple.com/}} -->

}}