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Re: More: Recent increase in size
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According to Reini Urban on 5/17/2005 5:14 PM:
> mkdir -p /tmp/test/test1 /tmp/test/test2
> cd /tmp/test
> # junction or mount is the same here
> junction `cygpath -w /tmp/test/test1` test3
> cp ../* test1/
> ls -i
> 22236523160786906 test1 9288674232096745 test2 22236523160786906 test3
> # test2 is empty, test3 hardlinked to test1
> $ du
> 2636 ./test1
> 0 ./test2
> 2636 ./test3
> 5272 .
> $ du -l
> 2636 ./test1
> 0 ./test2
> 2636 ./test3
> 5272 .
>
> => coreutils bug with du opt_count_all=0 ?
>
It took me a while to reproduce this.
$ cd /tmp/
$ mkdir example
$ cd example
$ echo hello > file1
$ ln file1 file2
$ du
1 .
$ du -l # So far, so good - linked files counted just once
2 .
$ mkdir dir1
$ mkdir dir2
$ echo goodbye > dir1/file
$ ln dir{1,2}/file
$ du
1 ./dir1
0 ./dir2
2 .
$ du -l # Still good, over subdirectories
1 ./dir1
1 ./dir2
4 .
$ mount `cygpath -w /tmp/example/dir1` /tmp/example/dir3
$ ls -iRF
.:
14952513712823677584 dir1/ 2251799813894795 file1
28147497671275154 dir2/ 2251799813894795 file2
14952513712823677584 dir3/
./dir1:
17343925114957410972 file
./dir2:
17343925114957410972 file
./dir3:
17343925114957410972 file
$ du # Good even with hard-linked (well, mounted) directories...
1 ./dir1
0 ./dir2
0 ./dir3
2 .
$ du -l # ...where file was also linked outside linked directories
1 ./dir1
1 ./dir2
1 ./dir3
5 .
$ echo testing > dir3/file3
$ ls -iRF
.:
14952513712823677584 dir1/ 2251799813894795 file1
28147497671275154 dir2/ 2251799813894795 file2
14952513712823677584 dir3/
./dir1:
17343925114957410972 file 1970324837184162 file3
./dir2:
17343925114957410972 file
./dir3:
17343925114957410972 file 1970324837184162 file3
$ du # Whoops - file3 is showing up twice
2 ./dir1
0 ./dir2
1 ./dir3
4 .
$ du -l
2 ./dir1
1 ./dir2
2 ./dir3
7 .
I'll have to investigate further, but it is probably an upstream bug.
- --
Life is short - so eat dessert first!
Eric Blake ebb9@byu.net
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