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sfjro/aufs4-standalone@df5c09a Signed-off-by: Robert Nelson <robertcnelson@gmail.com>
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What: /debug/aufs/si_<id>/ | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
Under /debug/aufs, a directory named si_<id> is created | ||
per aufs mount, where <id> is a unique id generated | ||
internally. | ||
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||
What: /debug/aufs/si_<id>/plink | ||
Date: Apr 2013 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It has three lines and shows the information about the | ||
pseudo-link. The first line is a single number | ||
representing a number of buckets. The second line is a | ||
number of pseudo-links per buckets (separated by a | ||
blank). The last line is a single number representing a | ||
total number of psedo-links. | ||
When the aufs mount option 'noplink' is specified, it | ||
will show "1\n0\n0\n". | ||
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||
What: /debug/aufs/si_<id>/xib | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the consumed blocks by xib (External Inode Number | ||
Bitmap), its block size and file size. | ||
When the aufs mount option 'noxino' is specified, it | ||
will be empty. About XINO files, see the aufs manual. | ||
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||
What: /debug/aufs/si_<id>/xi0, xi1 ... xiN and xiN-N | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the consumed blocks by xino (External Inode Number | ||
Translation Table), its link count, block size and file | ||
size. | ||
Due to the file size limit, there may exist multiple | ||
xino files per branch. In this case, "-N" is added to | ||
the filename and it corresponds to the index of the | ||
internal xino array. "-0" is omitted. | ||
When the aufs mount option 'noxino' is specified, Those | ||
entries won't exist. About XINO files, see the aufs | ||
manual. | ||
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||
What: /debug/aufs/si_<id>/xigen | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the consumed blocks by xigen (External Inode | ||
Generation Table), its block size and file size. | ||
If CONFIG_AUFS_EXPORT is disabled, this entry will not | ||
be created. | ||
When the aufs mount option 'noxino' is specified, it | ||
will be empty. About XINO files, see the aufs manual. |
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What: /sys/fs/aufs/si_<id>/ | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
Under /sys/fs/aufs, a directory named si_<id> is created | ||
per aufs mount, where <id> is a unique id generated | ||
internally. | ||
|
||
What: /sys/fs/aufs/si_<id>/br0, br1 ... brN | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the abolute path of a member directory (which | ||
is called branch) in aufs, and its permission. | ||
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What: /sys/fs/aufs/si_<id>/brid0, brid1 ... bridN | ||
Date: July 2013 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the id of a member directory (which is called | ||
branch) in aufs. | ||
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||
What: /sys/fs/aufs/si_<id>/xi_path | ||
Date: March 2009 | ||
Contact: J. R. Okajima <hooanon05g@gmail.com> | ||
Description: | ||
It shows the abolute path of XINO (External Inode Number | ||
Bitmap, Translation Table and Generation Table) file | ||
even if it is the default path. | ||
When the aufs mount option 'noxino' is specified, it | ||
will be empty. About XINO files, see the aufs manual. |
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