root direcrory has `lost+found` of Docker Image

[Alicey0719]

Question

There is a lost+found file in the root directory. Is this intended?

State

• rocky9.3

  [alicey@a-dev01 ~]$ docker run -it --entrypoint bash rockylinux:9.3
  Unable to find image 'rockylinux:9.3' locally
  9.3: Pulling from library/rockylinux
  489e1be6ce56: Pull complete
  Digest: sha256:c944604c0c759f5d164ffbdf0bbab2fac582b739938937403c067ab634a0518a
  Status: Downloaded newer image for rockylinux:9.3
  [root@6078ab66f1be /]# ls -al
  total 4
  drwxr-xr-x   1 root root    6 Mar 11 13:23 .
  drwxr-xr-x   1 root root    6 Mar 11 13:23 ..
  -rwxr-xr-x   1 root root    0 Mar 11 13:23 .dockerenv
  dr-xr-xr-x   2 root root    6 May 16  2022 afs
  lrwxrwxrwx   1 root root    7 May 16  2022 bin -> usr/bin
  drwxr-xr-x   5 root root  360 Mar 11 13:23 dev
  drwxr-xr-x   1 root root   66 Mar 11 13:23 etc
  drwxr-xr-x   2 root root    6 May 16  2022 home
  lrwxrwxrwx   1 root root    7 May 16  2022 lib -> usr/lib
  lrwxrwxrwx   1 root root    9 May 16  2022 lib64 -> usr/lib64
  drwx------   2 root root    6 Nov 19 22:25 lost+found
  drwxr-xr-x   2 root root    6 May 16  2022 media
  drwxr-xr-x   2 root root    6 May 16  2022 mnt
  drwxr-xr-x   2 root root    6 May 16  2022 opt
  dr-xr-xr-x 289 root root    0 Mar 11 13:23 proc
  dr-xr-x---   2 root root  162 Nov 19 22:25 root
  drwxr-xr-x   2 root root    6 Nov 19 22:25 run
  lrwxrwxrwx   1 root root    8 May 16  2022 sbin -> usr/sbin
  drwxr-xr-x   2 root root    6 May 16  2022 srv
  dr-xr-xr-x  13 root root    0 Mar 11 13:23 sys
  drwxrwxrwt   2 root root    6 Nov 19 22:25 tmp
  drwxr-xr-x  12 root root  144 Nov 19 22:25 usr
  drwxr-xr-x  18 root root 4096 Nov 19 22:25 var

• rocky8.9

  [alicey@a-dev01 ~]$ docker run -it --entrypoint bash rockylinux:8.9
  Unable to find image 'rockylinux:8.9' locally
  8.9: Pulling from library/rockylinux
  7ecefaa6bd84: Pull complete
  Digest: sha256:c464612ef7e3d54d658c3eaa4778b5cdc990ec7a4d9ab63b0f00c9994c6ce980
  Status: Downloaded newer image for rockylinux:8.9
  [root@7c1e87788061 /]# ls -al
  total 4
  drwxr-xr-x   1 root root    6 Mar 11 13:24 .
  drwxr-xr-x   1 root root    6 Mar 11 13:24 ..
  -rwxr-xr-x   1 root root    0 Mar 11 13:24 .dockerenv
  lrwxrwxrwx   1 root root    7 Oct 11  2021 bin -> usr/bin
  drwxr-xr-x   5 root root  360 Mar 11 13:24 dev
  drwxr-xr-x   1 root root   66 Mar 11 13:24 etc
  drwxr-xr-x   2 root root    6 Oct 11  2021 home
  lrwxrwxrwx   1 root root    7 Oct 11  2021 lib -> usr/lib
  lrwxrwxrwx   1 root root    9 Oct 11  2021 lib64 -> usr/lib64
  drwx------   2 root root    6 Nov 19 15:50 lost+found
  drwxr-xr-x   2 root root    6 Oct 11  2021 media
  drwxr-xr-x   2 root root    6 Oct 11  2021 mnt
  drwxr-xr-x   2 root root    6 Oct 11  2021 opt
  dr-xr-xr-x 300 root root    0 Mar 11 13:24 proc
  dr-xr-x---   2 root root  162 Nov 19 15:51 root
  drwxr-xr-x  12 root root  177 Nov 19 15:51 run
  lrwxrwxrwx   1 root root    8 Oct 11  2021 sbin -> usr/sbin
  drwxr-xr-x   2 root root    6 Oct 11  2021 srv
  dr-xr-xr-x  13 root root    0 Mar 11 13:24 sys
  drwxrwxrwt   2 root root   58 Nov 19 15:51 tmp
  drwxr-xr-x  12 root root  144 Nov 19 15:50 usr
  drwxr-xr-x  19 root root 4096 Nov 19 15:50 var