- Mount: bootstrap-image-h3900-20050407140814.rootfs.jffs2
(image size = 6 553 600, sum of files = 11 092 250)
structure |
size |
alloc. |
alloc. space |
free |
freed space |
jffs2_full_dirent |
24 |
1422 |
34 128 |
1422 |
34 128 |
jffs2_full_dnode |
16 |
0 |
0 |
0 |
0 |
jffs2_raw_dirent |
40 |
0 |
0 |
0 |
0 |
jffs2_raw_inode |
68 |
0 |
0 |
0 |
0 |
jffs2_tmp_dnode_info |
36 |
0 |
0 |
0 |
0 |
jffs2_raw_node_ref |
16 |
5435 |
86 960 |
0 |
0 |
jffs2_node_frag |
28 |
0 |
0 |
0 |
0 |
jffs2_ino_cache |
24 |
1423 |
34 152 |
0 |
0 |
permanently used memory |
|
|
121 112 |
|
|
maximum used memory |
|
|
155 240 |
|
|
30086 bytes are allocated for the names of the full_dirents and freed up
in the end of the mount process.
- Mount: gpe-image-h3900-20050407140814.rootfs.jffs2
(image size = 25 952 256, sum of files = 48 056 586)
structure |
size |
alloc. |
alloc. space |
free |
freed space |
jffs2_full_dirent |
24 |
3398 |
81 552 |
3398 |
81 552 |
jffs2_full_dnode |
16 |
0 |
0 |
0 |
0 |
jffs2_raw_dirent |
40 |
0 |
0 |
0 |
0 |
jffs2_raw_inode |
68 |
0 |
0 |
0 |
0 |
jffs2_tmp_dnode_info |
36 |
0 |
0 |
0 |
0 |
jffs2_raw_node_ref |
16 |
18 168 |
290 688 |
0 |
0 |
jffs2_node_frag |
28 |
0 |
0 |
0 |
0 |
jffs2_ino_cache |
24 |
3399 |
81576 |
0 |
0 |
permanently used memory |
|
|
372 264 |
|
|
maximum used memory |
|
|
453 816 |
|
|
61355 bytes are allocated for the names of the full_dirents and freed up
in the end of the mount process.
- Writing an 1M file to flash (1mb.file)
structure |
size |
alloc. |
alloc. space |
free |
freed space |
jffs2_full_dirent |
24 |
1 |
24 |
0 |
0 |
jffs2_full_dnode |
16 |
265 |
4240 |
1 |
16 |
jffs2_raw_dirent |
40 |
1 |
40 |
1 |
40 |
jffs2_raw_inode |
68 |
257 |
17476 |
257 |
17476 |
jffs2_tmp_dnode_info |
36 |
0 |
0 |
0 |
0 |
jffs2_raw_node_ref |
16 |
266 |
4256 |
0 |
0 |
jffs2_node_frag |
28 |
264 |
7392 |
0 |
0 |
jffs2_ino_cache |
24 |
1 |
24 |
0 |
0 |
maximum used memory |
|
|
15988 |
|
|
9 bytes are allocated for the name of the full_dirent.The file is generated
by dd and the source is /dev/urandom
- Reading an 1M file from flash (1mb.file)
structure |
size |
alloc. |
alloc. space |
free |
freed space |
jffs2_full_dirent |
24 |
0 |
0 |
0 |
0 |
jffs2_full_dnode |
16 |
264 |
4224 |
0 |
0 |
jffs2_raw_dirent |
40 |
0 |
0 |
0 |
0 |
jffs2_raw_inode |
68 |
0 |
0 |
0 |
0 |
jffs2_tmp_dnode_info |
36 |
264 |
9504 |
264 |
9504 |
jffs2_raw_node_ref |
16 |
0 |
0 |
0 |
0 |
jffs2_node_frag |
28 |
265 |
7420 |
1 |
28 |
jffs2_ino_cache |
24 |
0 |
0 |
0 |
0 |
maximum used memory |
|
|
21148 |
|
|
Havasi Ferenc
2005-12-22