Lines Matching +full:max +full:- +full:link +full:- +full:speed
1 .. SPDX-License-Identifier: GPL-2.0
7 Squashfs is a compressed read-only filesystem for Linux.
14 Squashfs is intended for general read-only filesystem use, for archival
19 Mailing list: squashfs-devel@lists.sourceforge.net
23 ----------------------
30 Max filesystem size 2^64 256 MiB
31 Max file size ~ 2 TiB 16 MiB
32 Max files unlimited unlimited
33 Max directories unlimited unlimited
34 Max entries per directory unlimited unlimited
35 Max block size 1 MiB 4 KiB
39 Tail-end packing (fragments) yes no
41 Hard link support yes no
44 32-bit uids/gids yes no
53 file type, i.e. regular file, directory, symbolic link, and block/char device
57 -----------------
59 As squashfs is a read-only filesystem, the mksquashfs program must be used to
64 The squashfs-tools development tree is now located on kernel.org
65 git://git.kernel.org/pub/scm/fs/squashfs/squashfs-tools.git
68 -----------------------------
73 ---------------
75 |---------------|
78 |---------------|
81 |---------------|
83 |---------------|
86 |---------------|
89 |---------------|
92 |---------------|
95 |---------------|
98 ---------------
106 -----------------------
109 dictionary size). If non-default compression options have been used, then
113 ----------
117 block is uncompressed. A block will be uncompressed if the -noI option is set,
122 by a 48-bit number which encodes the location of the compressed metadata block
136 ---------------
153 Directories are sorted, and can contain a directory index to speed up
166 -------------
169 compressed fragment block (tail-end packed block). The compressed size
173 To speed up access to datablocks when reading 'large' files (256 Mbytes or
178 retaining a simple and space-efficient block list on disk. The cache
185 -------------------------
191 speed of access (and because it is small) is read at mount time and cached
195 ------------------------
198 converted to 32-bit uids/gids using an id look up table. This table is
200 locate these. This second index table for speed of access (and because it
204 ----------------
207 can optionally (disabled with the -no-exports Mksquashfs option) contain
214 used to locate these. This second index table for speed of access (and because
218 ---------------
229 also allows values to be de-duplicated, the value being stored once, and
233 To reduce overhead in inodes, rather than storing the on-disk
234 location of the xattr list inside each inode, a 32-bit xattr id
239 -------------------------------
242 -------------
247 ---------------------------
253 the page-cache in the normal way. The cache is used to temporarily cache
258 which have been packed with it, these because of locality-of-reference may be