Linux / Lib
File Age

File age measurements show the distribution of file ages (days since the first commit) and the recency of file updates (days since the latest commit).

Summary
  • Number of files: 396
  • Daily file updates (only one update per file and date counted): 612
  • First update: 2005-04-17
  • Latest update: 2022-01-17
  • Days between first and latest update: 6120 (874 weeks, estimated 4370 working days)
  • Active days (at least one file change): 4138
  • Data:
File Change History Overall
File Age Distribution Overall
Days since first update
  • There are 396 files with 128,844 lines of code in files.
    • 390 files that are 366+ days old (127,946 lines of code)
    • 5 files that are 181-365 days old (774 lines of code)
    • 0 files that are 91-180 days old (0 lines of code)
    • 1 files that are 31-90 days old (124 lines of code)
    • 0 files that are 1-30 days old (0 lines of code)
99% | <1% | 0% | <1% | 0%
Legend:
366+
181-365
91-180
31-90
1-30
Latest Change Distribution Overall
Days since last update
  • There are 396 files with 128,844 lines of code in files.
    • 173 files have been last changed 366+ days ago (29,213 lines of code)
    • 62 files have been last changed 181-365 days ago (41,845 lines of code)
    • 17 files have been last changed 91-180 days ago (3,761 lines of code)
    • 0 files have been last changed 31-90 days ago (0 lines of code)
    • 144 files have been last changed 1-30 days ago (54,025 lines of code)
22% | 32% | 2% | 0% | 41%
Legend:
366+
181-365
91-180
31-90
1-30
File Change History per File Extension
c, html, h, txt, json, svg, uc, gitignore, awk
File Age Distribution per Extension
Days since first update
366+
181-365
91-180
31-90
1-30
c99% | <1% | 0% | <1% | 0%
h100% | 0% | 0% | 0% | 0%
uc100% | 0% | 0% | 0% | 0%
awk100% | 0% | 0% | 0% | 0%
Latest Change Distribution per Extension
Days since last update
366+
181-365
91-180
31-90
1-30
c22% | 33% | 3% | 0% | 40%
h21% | 6% | 0% | 0% | 71%
uc100% | 0% | 0% | 0% | 0%
awk100% | 0% | 0% | 0% | 0%
File Change History per Logical Decomposition
primary
primary (file age distribution)
Days since first update
366+
181-365
91-180
31-90
1-30
ROOT98% | 1% | 0% | <1% | 0%
fonts100% | 0% | 0% | 0% | 0%
zstd100% | 0% | 0% | 0% | 0%
crypto99% | <1% | 0% | 0% | 0%
mpi100% | 0% | 0% | 0% | 0%
raid6100% | 0% | 0% | 0% | 0%
lz4100% | 0% | 0% | 0% | 0%
xz100% | 0% | 0% | 0% | 0%
kunit100% | 0% | 0% | 0% | 0%
zlib_deflate100% | 0% | 0% | 0% | 0%
zlib_inflate100% | 0% | 0% | 0% | 0%
842100% | 0% | 0% | 0% | 0%
lzo100% | 0% | 0% | 0% | 0%
math94% | 5% | 0% | 0% | 0%
pldmfw100% | 0% | 0% | 0% | 0%
zlib_dfltcc100% | 0% | 0% | 0% | 0%
reed_solomon100% | 0% | 0% | 0% | 0%
dim100% | 0% | 0% | 0% | 0%
vdso100% | 0% | 0% | 0% | 0%
primary (latest change distribution)
Days since last update
366+
181-365
91-180
31-90
1-30
crypto88% | 1% | 3% | 0% | 7%
ROOT18% | 12% | 6% | 0% | 61%
raid667% | 0% | 0% | 0% | 32%
zlib_deflate100% | 0% | 0% | 0% | 0%
lz467% | 7% | 0% | 0% | 24%
842100% | 0% | 0% | 0% | 0%
mpi10% | 50% | 0% | 0% | 39%
reed_solomon100% | 0% | 0% | 0% | 0%
zlib_inflate32% | 46% | 0% | 0% | 20%
math52% | 35% | 0% | 0% | 12%
lzo45% | 54% | 0% | 0% | 0%
kunit13% | 0% | 9% | 0% | 76%
zlib_dfltcc36% | 63% | 0% | 0% | 0%
xz7% | 0% | 0% | 0% | 92%
pldmfw14% | 0% | 0% | 0% | 85%
dim19% | 80% | 0% | 0% | 0%
fonts0% | 93% | 0% | 0% | 6%
vdso0% | 0% | 100% | 0% | 0%
zstd0% | 0% | 0% | 0% | 100%
Oldest Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
iomap.c
in root
 300 41 415 6136 159
kobject.c
in root
 718 35 21 6134 738
576 19 21 6127 581
string.c
in root
 572 13 19 6117 543
sort.c
in root
 121 9 19 6117 144
klist.c
in root
 237 20 895 6071 184
genalloc.c
in root
 487 20 150 6070 433
idr.c
in root
 310 9 345 6070 608
43 3 19 6070 247
ts_fsm.c
in root
 252 5 344 6068 123
129 5 797 6068 200
ts_kmp.c
in root
 105 5 520 6068 108
bitmap.c
in root
 735 45 19 6067 675
sha1.c
in root
 61 2 23 6067 118
964 47 213 6054 825
inflate.c
in root
 835 11 1487 6036 110
inftrees.c
in zlib_inflate
 182 1 1682 6036 36
crc32.c
in root
 248 12 345 6024 321
crc16.c
in root
 47 1 895 6014 35
vsprintf.c
in root
 2640 30 19 6008 1077
ts_bm.c
in root
 137 6 415 6005 119
26 2 1115 5990 104
inflate.c
in zlib_inflate
 602 9 344 5941 78
extable.c
in root
 79 6 261 5939 126
decode_rs.c
in reed_solomon
 222 - 871 5932 29
reed_solomon.c
in reed_solomon
 212 5 871 5932 61
encode_rs.c
in reed_solomon
 31 - 1115 5932 16
deflate.c
in zlib_deflate
 650 16 607 5868 71
inflate_syms.c
in zlib_inflate
 11 - 905 5868 36
deflate_syms.c
in zlib_deflate
 10 - 607 5868 43
37 3 895 5846 78
cpumask.c
in root
 141 14 24 5794 395
hweight.c
in root
 56 4 929 5793 114
rbtree.c
in root
 343 10 415 5767 330
47 1 895 5715 39
inffast.c
in zlib_inflate
 262 1 19 5705 103
inffixed.h
in zlib_inflate
 84 - 2172 5705 8
inflate.h
in zlib_inflate
 71 - 607 5705 37
infutil.h
in zlib_inflate
 21 - 607 5705 18
inftrees.h
in zlib_inflate
 18 - 2172 5705 27
inffast.h
in zlib_inflate
 1 - 2172 5705 8
193 15 150 5704 364
89 2 895 5702 41
41 3 345 5702 129
plist.c
in root
 171 9 905 5700 169
20 1 938 5697 71
2142 80 19 5694 251
20 1 150 5694 173
10 - 1487 5694 22
10 - 1487 5694 22
Files Not Recently Changed (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
inffast.h
in zlib_inflate
 1 - 2172 5705 8
fdt_sw.c
in root
 2 - 2172 3500 23
fdt_ro.c
in root
 2 - 2172 3500 23
2 - 2172 5694 4
fdt_rw.c
in root
 2 - 2172 3500 23
fdt_wip.c
in root
 2 - 2172 3500 23
2 - 2172 5694 4
2 - 2172 5694 4
2 - 2172 3500 23
fdt.c
in root
 2 - 2172 3500 23
2 - 2172 5694 4
2 - 2172 5694 4
2 - 2172 2921 13
2 - 2172 5694 4
inftrees.h
in zlib_inflate
 18 - 2172 5705 27
infutil.c
in zlib_inflate
 37 1 2172 5228 3
inffixed.h
in zlib_inflate
 84 - 2172 5705 8
uc
int.uc
in raid6
 91 2 2172 4194 46
692 21 2172 3970 71
globtest.c
in root
 118 3 1738 1804 10
inftrees.c
in zlib_inflate
 182 1 1682 6036 36
8 - 1487 5694 22
8 - 1487 5694 22
8 - 1487 5694 22
8 - 1487 1709 30
8 - 1487 5694 22
10 - 1487 5694 22
10 - 1487 5694 22
10 - 1487 5694 22
10 - 1487 5694 22
bcd.c
in root
 12 2 1487 4942 71
14 1 1487 5316 39
18 - 1487 3475 40
clz_tab.c
in root
 18 - 1487 3655 46
21 1 1487 3166 40
nodemask.c
in root
 22 2 1487 2085 31
24 1 1487 3475 40
ctype.c
in root
 29 - 1487 4433 57
842.h
in 842
 39 - 1487 2464 42
47 3 1487 1962 31
78 3 1487 1982 28
inflate.c
in root
 835 11 1487 6036 110
42 2 1336 5606 181
uc
vpermxor.uc
in raid6
 66 1 1336 1644 11
uc
altivec.uc
in raid6
 72 3 1336 4194 88
memcat_p.c
in root
 18 - 1115 1206 11
21 1 1115 5112 132
26 2 1115 5990 104
encode_rs.c
in reed_solomon
 31 - 1115 5932 16
38 - 1115 3604 45
Most Recently Created Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
124 4 21 60 4
sm4.c
in crypto
 129 8 19 198 16
41 2 19 217 9
104 6 19 219 9
237 3 29 261 10
263 9 19 335 21
253 2 19 372 21
buildid.c
in root
 129 7 19 385 22
116 6 19 414 28
29 3 345 475 13
ec.c
in mpi
 1130 44 344 501 22
mpi-mod.c
in mpi
 94 5 21 501 16
zstd_compress.c
in zstd/compress
 3995 156 24 509 9
zstd_decompress.c
in zstd/decompress
 1593 76 24 509 9
zstd_decompress_block.c
in zstd/decompress
 1166 19 24 509 9
zstd_lazy.c
in zstd/compress
 1123 27 24 509 9
zstd_opt.c
in zstd/compress
 1040 30 24 509 19
huf_decompress.c
in zstd/decompress
 928 29 24 509 10
zstd_compress_internal.h
in zstd/compress
 746 41 24 509 9
678 13 24 509 19
huf_compress.c
in zstd/compress
 607 21 24 509 9
zstd_ldm.c
in zstd/compress
 485 18 24 509 9
fse_compress.c
in zstd/compress
 455 12 24 509 9
zstd_double_fast.c
in zstd/compress
 423 6 24 509 9
zstd_fast.c
in zstd/compress
 398 6 24 509 9
359 8 24 509 9
zstd_internal.h
in zstd/common
 279 7 24 509 9
fse_decompress.c
in zstd/common
 264 11 24 509 9
entropy_common.c
in zstd/common
 260 9 24 509 9
bitstream.h
in zstd/common
 246 19 24 509 9
zstd_cwksp.h
in zstd/compress
 240 22 24 509 9
fse.h
in zstd/common
 240 12 24 509 9
mem.h
in zstd/common
 182 29 24 509 9
zstd_ddict.c
in zstd/decompress
 179 7 24 509 9
cpu.h
in zstd/common
 164 1 24 509 9
huf.h
in zstd/common
 164 - 24 509 9
zstd_decompress_internal.h
in zstd/decompress
 132 - 24 509 9
126 12 24 509 9
zstd_compress_literals.c
in zstd/compress
 123 3 24 509 9
hist.c
in zstd/compress
 108 4 24 509 9
zstd_ldm_geartab.h
in zstd/compress
 91 - 24 509 9
compiler.h
in zstd/common
 81 - 24 509 19
76 9 24 509 9
zstd_lazy.h
in zstd/compress
 53 - 24 509 9
zstd_deps.h
in zstd/common
 45 1 24 509 9
error_private.c
in zstd/common
 42 - 24 509 9
37 - 24 509 9
zstd_common.c
in zstd/common
 35 1 24 509 9
debug.h
in zstd/common
 32 - 24 509 9
zstd_opt.h
in zstd/compress
 26 - 24 509 9
Most Recently Changed Files (Top 50)
File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
try-catch.c
in kunit
 55 3 17 864 21
vsprintf.c
in root
 2640 30 19 6008 1077
2142 80 19 5694 251
2062 - 19 3161 86
iov_iter.c
in root
 1684 66 19 2612 512
1149 - 19 3809 251
993 32 19 5027 477
831 30 19 4746 563
801 26 19 2742 517
758 31 19 4039 113
bitmap.c
in root
 735 45 19 6067 675
nlattr.c
in root
 716 23 19 4719 358
677 20 19 4904 252
663 22 19 755 141
sbitmap.c
in root
 585 38 19 1965 233
test.c
in kunit
 579 38 19 864 126
string.c
in root
 572 13 19 6117 543
571 31 19 5179 620
551 10 19 3809 231
512 8 19 3200 88
pldmfw.c
in pldmfw
 492 11 19 559 20
461 15 19 3131 178
kfifo.c
in root
 452 32 19 3262 110
442 7 19 4778 210
370 11 19 4039 60
devres.c
in root
 339 15 19 5471 393
kunit-test.c
in kunit
 338 26 19 759 54
ubsan.c
in root
 304 24 19 2205 166
292 11 19 818 76
kstrtox.c
in root
 277 16 19 3970 258
263 9 19 335 21
inffast.c
in zlib_inflate
 262 1 19 5705 103
253 2 19 372 21
246 10 19 2141 196
mpiutil.c
in mpi
 233 16 19 3809 131
202 5 19 553 41
201 3 19 4409 152
executor.c
in kunit
 197 9 19 548 44
193 4 19 4039 85
parser.c
in root
 191 11 19 5390 226
seq_buf.c
in root
 188 11 19 2786 119
178 2 19 3131 101
atomic64.c
in root
 147 6 19 4619 211
sg_pool.c
in root
 132 6 19 2131 70
sm4.c
in crypto
 129 8 19 198 16
buildid.c
in root
 129 7 19 385 22
127 4 19 3421 102
125 9 19 636 35
sort.c
in root
 121 9 19 6117 144
packing.c
in root
 117 5 19 1008 49