Odd diff -qr / /mnt "Only in " results
Mark Millard
marklmi at yahoo.com
Tue Sep 22 00:03:54 UTC 2020
On 2020-Sep-21, at 16:16, Mark Millard <marklmi at yahoo.com> wrote:
> On 2020-Sep-21, at 13:38, Mark Millard <marklmi at yahoo.com> wrote:
>
>> Context: head -r365932 (on a Rock64). But this could well not
>> be new.
>>
>> First a look at the / context and then the /mnt/ :
>>
>> # ls -laT /
>> total 225
>> drwxr-xr-x 24 root wheel 512 Sep 21 02:20:37 2020 .
>> drwxr-xr-x 24 root wheel 512 Sep 21 02:20:37 2020 ..
>> -rw-r--r-- 2 root wheel 1083 Jul 8 23:53:07 2020 .cshrc
>> drwxr-xr-x 2 root wheel 512 Jan 31 19:57:35 2017 .libs
>> -rw-r--r-- 1 root wheel 1349 Sep 15 18:45:26 2019 .profile
>> -rw------- 1 root wheel 1024 Dec 31 16:00:41 2009 .rnd
>> drwxrwxr-x 2 root operator 512 Aug 8 19:02:22 2020 .snap
>> -r--r--r-- 1 root wheel 6170 Feb 1 04:48:34 2020 COPYRIGHT
>> drwxr-xr-x 2 root wheel 1024 Sep 21 01:56:39 2020 bin
>> drwxr-xr-x 24 root wheel 1536 Sep 21 01:58:43 2020 boot
>> dr-xr-xr-x 18 root wheel 512 Sep 21 02:20:24 2020 dev
>> -rw------- 1 root wheel 4096 Sep 21 02:20:37 2020 entropy
>> drwxr-xr-x 27 root wheel 2560 Sep 21 01:58:16 2020 etc
>> drwxr-xr-x 5 root wheel 2048 Sep 21 01:56:39 2020 lib
>> drwxr-xr-x 3 root wheel 512 Sep 21 01:56:38 2020 libexec
>> drwx------ 2 root wheel 98816 Jul 24 21:28:53 2020 lost+found
>> drwxr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 media
>> drwxr-xr-x 6 root wheel 512 Sep 21 01:49:57 2020 microsd_ufs
>> drwxr-xr-x 23 root wheel 512 Mar 30 05:23:44 2020 mnt
>> drwxr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 net
>> dr-xr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 proc
>> drwxr-xr-x 2 root wheel 2560 Sep 21 01:56:38 2020 rescue
>> drwxr-xr-x 17 root wheel 2560 Mar 30 05:23:44 2020 root
>> drwxr-xr-x 2 root wheel 2560 Sep 21 01:56:38 2020 sbin
>> lrwxr-xr-x 1 root wheel 11 May 1 19:22:54 2018 sys -> usr/src/sys
>> drwxrwxrwt 59 root wheel 3584 Sep 21 04:16:21 2020 tmp
>> drwxr-xr-x 1 root wheel 16384 Dec 31 16:00:00 1979 usb_efi
>> drwxr-xr-x 16 root wheel 512 Mar 30 05:23:44 2020 usr
>> drwxr-xr-x 26 root wheel 512 Sep 21 02:20:36 2020 var
>> drwxr-xr-x 3 root wheel 512 Sep 18 13:04:15 2018 wrkdirs
>>
>> # ls -laT /mnt
>> total 120
>> drwxr-xr-x 23 root wheel 512 Mar 30 05:23:44 2020 .
>> drwxr-xr-x 24 root wheel 512 Sep 21 02:20:37 2020 ..
>> -rw-r--r-- 2 root wheel 1083 Jul 16 16:41:10 2020 .cshrc
>> drwxr-xr-x 2 root wheel 512 Jan 31 19:57:35 2017 .libs
>> -rw-r--r-- 1 root wheel 1349 Sep 15 18:45:26 2019 .profile
>> -rw------- 1 root wheel 1024 Dec 31 16:00:41 2009 .rnd
>> drwxrwxr-x 2 root operator 512 Mar 14 19:02:19 2020 .snap
>> -r--r--r-- 1 root wheel 6170 Feb 1 04:48:34 2020 COPYRIGHT
>> drwxr-xr-x 2 root wheel 1024 Sep 21 03:32:17 2020 bin
>> drwxr-xr-x 13 root wheel 1024 Sep 21 03:32:17 2020 boot
>> dr-xr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 dev
>> -rw------- 1 root wheel 4096 Sep 13 14:02:57 2020 entropy
>> drwxr-xr-x 27 root wheel 2560 Sep 21 03:36:49 2020 etc
>> drwxr-xr-x 5 root wheel 2048 Sep 21 03:32:16 2020 lib
>> drwxr-xr-x 3 root wheel 512 Sep 21 03:32:16 2020 libexec
>> drwx------ 2 root wheel 512 Mar 17 16:16:42 2020 lost+found
>> drwxr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 media
>> drwxr-xr-x 2 root wheel 512 Mar 17 16:16:08 2020 microsd_ufs
>> drwxr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 mnt
>> drwxr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 net
>> dr-xr-xr-x 2 root wheel 512 Mar 30 05:23:44 2020 proc
>> drwxr-xr-x 2 root wheel 2560 Sep 21 03:32:16 2020 rescue
>> drwxr-x--- 18 root wheel 2048 Mar 30 05:23:44 2020 root
>> drwxr-xr-x 2 root wheel 2560 Sep 21 03:32:13 2020 sbin
>> lrwxr-xr-x 1 root wheel 11 May 1 19:22:54 2018 sys -> usr/src/sys
>> drwxrwxrwt 60 root wheel 5120 Mar 30 05:23:44 2020 tmp
>> drwxr-xr-x 16 root wheel 512 Mar 30 05:23:44 2020 usr
>> drwxr-xr-x 26 root wheel 512 Mar 30 05:23:44 2020 var
>> drwxr-xr-x 3 root wheel 512 Sep 18 13:04:15 2018 wrkdirs
>>
>> # df -m
>> Filesystem 1M-blocks Used Avail Capacity Mounted on
>> /dev/gpt/Rock64root 195378 105474 74273 59% /
>> devfs 0 0 0 100% /dev
>> /dev/label/Rock64root 109101 362 100010 0% /microsd_ufs
>> /dev/msdosfs/RPI4EFIFS 99 7 92 8% /usb_efi
>> /dev/gpt/PINE642Groot 195378 76731 103016 43% /mnt
>>
>>
>> But when I do the "diff -qr / /mnt" I get the following "Only in "
>> notices:
>>
>> Only in /mnt: .cshrc
>> Only in /mnt: .libs
>> Only in /mnt: .profile
>> Only in /mnt: .rnd
>> Only in /mnt: .snap
>> Only in /mnt: COPYRIGHT
>> Only in /mnt: bin
>> Only in /mnt: boot
>> Only in /mnt: dev
>> Only in /mnt: entropy
>> Only in /mnt: etc
>> Only in /mnt: lib
>> Only in /mnt: libexec
>> Only in /mnt: lost+found
>> Only in /mnt: media
>> Only in /mnt: microsd_ufs
>> Only in /mnt: mnt
>> Only in /mnt: net
>> Only in /mnt: proc
>> Only in /mnt: rescue
>> Only in /mnt: sbin
>> Only in /mnt: sys
>> Only in /mnt: tmp
>> Only in /mnt: usr
>> Only in /mnt: var
>> Only in /mnt: wrkdirs
>>
>> It still does the diff's inside the likes of /usr/ and /mnt/usr/ .
>
> Well, after the complete diff I went looking in places that I
> had expected a few differences to show (but did not). I found
> some files with differences.
>
> So it appears that at least some of those "Only in " notices
> did result in lack of comparisons in the areas reported.
>
>> This is not something that I normally do so I've no clue what range
>> of versions do this.
>>
>
>
Bad interpretation on my part:
The "Only in" /mnt notices are from diffing /mnt and /mnt/mnt .
I did not notice at the time.
I've still not figured out how I ended up finding more different
files than reported by the global diff. For now, presume more
operator errors, I guess.
===
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)
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