Man page of sys_attrs_ufs
Section: File Formats (5)
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sys_attrs_ufs - ufs subsystem attributes
This reference page lists and describes attributes for the UNIX File
System (ufs) kernel subsystem. Refer to the
reference page for an introduction to the topic of kernel subsystem attributes.
A value that enables (1) or disables (0) the creation of fast
symbolic link files.
Default value: 1 (enabled)
Size of (number of slots in) the inode hash chain table for
the inode least recently used (LRU) cache.
Default value: 2048 (slots)
Minimum value: 64
Maximum value: 16384
Large inode hash chain tables spread the inode structures and may make
chain lengths short. This can reduce linear searches and improve lookup speeds.
In general, chains should contain only 2 or 3 elements.
Obsolete. This attribute has been replaced by the
is tunable at run time. See
for information about
The range of blocks behind the current block location through
which to search for a free block to allocate for an indirect block write operation
(for all writes other than the first). A value greater than 1 enables a look-behind
search before writing each indirect block after the first block write operation.
Default value: 16 (blocks)
Minimum value: 1
Maximum value: 64
- SEE ALSO
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Time: 02:43:11 GMT, October 02, 2010