Linux / Arch / Um
File Change Frequency

File change frequency (churn) shows the distribution of file updates (days with at least one commit).

File Change Frequency Overall
File Change Frequency Overall
The number of recorded file updates
  • There are 199 files with 24,116 lines of code.
    • 79 files changed more than 100 times (18,257 lines of code)
    • 51 files changed 51-100 times (2,861 lines of code)
    • 50 files changed 21-50 times (2,507 lines of code)
    • 16 files changed 6-20 times (406 lines of code)
    • 3 files changed 1-5 times (85 lines of code)
75% | 11% | 10% | 1% | <1%
Legend:
101+
51-100
21-50
6-20
1-5

Detailed data...

File Change Frequency per File Extension
c, h, S, txt, in, gitignore
File Change Frequency per Extension
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
c80% | 9% | 8% | 1% | <1%
h34% | 31% | 27% | 6% | <1%
S98% | 0% | 1% | 0% | 0%
in0% | 0% | 100% | 0% | 0%
File Change Frequency per Logical Decomposition
primary
primary (file change frequency)
The number of recorded file updates
101+
51-100
21-50
6-20
1-5
drivers68% | 14% | 14% | 1% | 0%
os-Linux92% | 4% | 3% | 0% | 0%
kernel92% | 3% | 2% | <1% | 1%
include50% | 25% | 16% | 7% | 0%
Most Frequently Changed Files (Top 50)

See data for all files...

File# lines# unitslast modified
(days ago)		created
(days ago)		# changes
ubd_kern.c
in drivers
 1274 46 19 6122 692
process.c
in kernel
 280 29 19 6117 606
mconsole_kern.c
in drivers
 692 38 19 6067 525
net_kern.c
in drivers
 696 32 29 6070 517
line.c
in drivers
 584 33 19 6122 492
irq.c
in kernel
 514 27 19 6117 429
trap.c
in kernel
 219 9 19 5687 427
time.c
in kernel
 613 43 19 6067 412
um_arch.c
in kernel
 368 27 19 6116 400
mem.c
in kernel
 140 7 21 6103 397
process.c
in os-Linux/skas
 537 18 19 5859 371
os.h
in include/shared
 257 10 19 4918 332
signal.c
in os-Linux
 265 22 19 6117 315
ptrace.c
in kernel
 117 7 801 6122 308
mmu.c
in kernel/skas
 55 2 275 6054 293
chan_kern.c
in drivers
 460 27 801 6122 274
exec.c
in kernel
 41 2 21 5687 272
signal.c
in kernel
 99 6 415 5687 259
pgtable.h
in include/asm
 211 22 150 4917 258
start_up.c
in os-Linux
 330 13 19 5996 257
file.c
in os-Linux
 560 40 415 6083 242
S
uml.lds.S
in kernel
 107 - 150 6103 241
thread_info.h
in include/asm
 53 - 21 4917 238
sysrq.c
in kernel
 41 2 345 6094 233
syscall.c
in kernel/skas
 29 1 19 5996 230
time.c
in os-Linux
 78 9 290 5859 226
random.c
in drivers
 80 5 344 6094 226
tlb.c
in kernel
 519 21 275 6054 222
S
dyn.lds.S
in kernel
 165 - 150 6054 218
uaccess.c
in kernel/skas
 274 14 19 6122 215
ptrace-generic.h
in include/asm
 26 - 607 4917 214
main.c
in os-Linux
 151 6 714 5932 214
helper.c
in os-Linux
 135 4 19 5932 212
ssl.c
in drivers
 160 11 19 6122 209
physmem.c
in kernel
 152 7 801 6054 204
mmu_context.h
in include/asm
 30 2 275 4917 201
stdio_console.c
in drivers
 160 10 19 6122 200
processor-generic.h
in include/asm
 78 2 19 4917 198
mem.c
in os-Linux
 158 5 801 5983 192
process.c
in os-Linux
 227 16 801 6117 190
274 13 150 6035 189
tlb.h
in include/asm
 7 - 19 4917 185
ksyms.c
in kernel
 39 - 19 6117 182
S
common.lds.S
in include/asm
 80 - 607 4917 179
port_kern.c
in drivers
 246 8 344 6070 179
mmapper_kern.c
in drivers
 94 8 905 6083 164
net_user.c
in drivers
 225 13 801 6083 162
vector_kern.c
in drivers
 1337 52 19 1536 162
reboot.c
in kernel
 47 5 801 6067 160
umid.c
in os-Linux
 295 11 344 5872 160