[root@xusx ~]# mkdir /xusxdir/test -p
[root@xusx ~]# ls -lhid /xusxdir/
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/
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[root@xusx ~]# ls -lhid /xusxdir/ /xusxdir/.
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/.
--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
[root@xusx ~]# ls -lhid /xusxdir/ /xusxdir/. /xusxdir/test/..
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/.
130937 drwxr-xr-x 3 root root 4.0K Nov 18 15:07 /xusxdir/test/..