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Difference between revisions of "Android File Systems"

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== YAFFS ==
 
== YAFFS ==
Android in most mobile phones up to version 2.2 (Froyo) used the
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Android in most mobile phones up to version 2.2 (Froyo) use the
YAFFS filesystem.
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YAFFS2 filesystem.
  
 
Here is some information about YAFFS2:
 
Here is some information about YAFFS2:
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http://www.linuxfoundation.org/news-media/blogs/browse/2010/12/android-will-be-using-ext4-starting-gingerbread
 
http://www.linuxfoundation.org/news-media/blogs/browse/2010/12/android-will-be-using-ext4-starting-gingerbread
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With ext4, you may need to explicitly sync the data to the file system, in
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order to make sure not to lose information.
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See [http://android-developers.blogspot.com/2010/12/saving-data-safely.html this blog entry by Tim Bray] for information on this topic.
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[[Category:Android]]

Latest revision as of 20:09, 22 February 2011

YAFFS

Android in most mobile phones up to version 2.2 (Froyo) use the YAFFS2 filesystem.

Here is some information about YAFFS2:

EXT4

According to this report by Ted Tso, version 2.3 (Gingerbread) will be using ext4

http://www.linuxfoundation.org/news-media/blogs/browse/2010/12/android-will-be-using-ext4-starting-gingerbread

With ext4, you may need to explicitly sync the data to the file system, in order to make sure not to lose information.

See this blog entry by Tim Bray for information on this topic.