นอกจากนี้ยังมีfind -D xxxx
ที่สามารถช่วยในบางกรณี
$ find -D help
Valid arguments for -D:
help Explain the various -D options
tree Display the expression tree
search Navigate the directory tree verbosely
stat Trace calls to stat(2) and lstat(2)
rates Indicate how often each predicate succeeded
opt Show diagnostic information relating to optimisation
exec Show diagnostic information relating to -exec, -execdir, -ok and -okdir
ด้านล่างเป็นตัวอย่างสองตัวอย่างfind -D search
:
ใช้ RHEL 6.3 ( find
v4.4):
$ mkdir -p aa/bb
$ touch aa/11 aa/22 aa/33 aa/bb/44 aa/bb/55
$ find -D search aa -type f -delete
consider_visiting: fts_info=FTS_D , fts_level= 0, prev_depth=-2147483648 fts_path=`aa', fts_accpath=`aa'
consider_visiting: fts_info=FTS_D , fts_level= 1, prev_depth=0 fts_path=`aa/bb', fts_accpath=`bb'
consider_visiting: fts_info=FTS_NSOK, fts_level= 2, prev_depth=1 fts_path=`aa/bb/55', fts_accpath=`55'
consider_visiting: fts_info=FTS_NSOK, fts_level= 2, prev_depth=2 fts_path=`aa/bb/44', fts_accpath=`44'
consider_visiting: fts_info=FTS_DP, fts_level= 1, prev_depth=2 fts_path=`aa/bb', fts_accpath=`bb'
consider_visiting: fts_info=FTS_NSOK, fts_level= 1, prev_depth=1 fts_path=`aa/22', fts_accpath=`22'
consider_visiting: fts_info=FTS_NSOK, fts_level= 1, prev_depth=1 fts_path=`aa/33', fts_accpath=`33'
consider_visiting: fts_info=FTS_NSOK, fts_level= 1, prev_depth=1 fts_path=`aa/11', fts_accpath=`11'
consider_visiting: fts_info=FTS_DP, fts_level= 0, prev_depth=1 fts_path=`aa', fts_accpath=`aa'
$ find --version
find (GNU findutils) 4.4.2
Copyright (C) 2007 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by Eric B. Decker, James Youngman, and Kevin Dalley.
Built using GNU gnulib version e5573b1bad88bfabcda181b9e0125fb0c52b7d3b
Features enabled: D_TYPE O_NOFOLLOW(enabled) LEAF_OPTIMISATION SELINUX FTS() CBO(level=0)
ใช้ Cygwin 1.7 ( find
4.5):
$ mkdir -p aa/bb
$ touch aa/11 aa/22 aa/33 aa/bb/44 aa/bb/55
$ find -D search aa -type f -delete
consider_visiting (early): 'aa': fts_info=FTS_D , fts_level= 0, prev_depth=-2147483648 fts_path='aa', fts_accpath='aa'
consider_visiting (late): 'aa': fts_info=FTS_D , isdir=1 ignore=1 have_stat=1 have_type=1
consider_visiting (early): 'aa/11': fts_info=FTS_NSOK, fts_level= 1, prev_depth=0 fts_path='aa/11', fts_accpath='11'
consider_visiting (late): 'aa/11': fts_info=FTS_NSOK, isdir=0 ignore=0 have_stat=0 have_type=1
consider_visiting (early): 'aa/22': fts_info=FTS_NSOK, fts_level= 1, prev_depth=1 fts_path='aa/22', fts_accpath='22'
consider_visiting (late): 'aa/22': fts_info=FTS_NSOK, isdir=0 ignore=0 have_stat=0 have_type=1
consider_visiting (early): 'aa/33': fts_info=FTS_NSOK, fts_level= 1, prev_depth=1 fts_path='aa/33', fts_accpath='33'
consider_visiting (late): 'aa/33': fts_info=FTS_NSOK, isdir=0 ignore=0 have_stat=0 have_type=1
consider_visiting (early): 'aa/bb': fts_info=FTS_D , fts_level= 1, prev_depth=1 fts_path='aa/bb', fts_accpath='bb'
consider_visiting (late): 'aa/bb': fts_info=FTS_D , isdir=1 ignore=1 have_stat=1 have_type=1
consider_visiting (early): 'aa/bb/44': fts_info=FTS_NSOK, fts_level= 2, prev_depth=1 fts_path='aa/bb/44', fts_accpath='44'
consider_visiting (late): 'aa/bb/44': fts_info=FTS_NSOK, isdir=0 ignore=0 have_stat=0 have_type=1
consider_visiting (early): 'aa/bb/55': fts_info=FTS_NSOK, fts_level= 2, prev_depth=2 fts_path='aa/bb/55', fts_accpath='55'
consider_visiting (late): 'aa/bb/55': fts_info=FTS_NSOK, isdir=0 ignore=0 have_stat=0 have_type=1
consider_visiting (early): 'aa/bb': fts_info=FTS_DP, fts_level= 1, prev_depth=2 fts_path='aa/bb', fts_accpath='bb'
consider_visiting (late): 'aa/bb': fts_info=FTS_DP, isdir=1 ignore=0 have_stat=1 have_type=1
consider_visiting (early): 'aa': fts_info=FTS_DP, fts_level= 0, prev_depth=1 fts_path='aa', fts_accpath='aa'
consider_visiting (late): 'aa': fts_info=FTS_DP, isdir=1 ignore=0 have_stat=1 have_type=1
$ find --version
find (GNU findutils) 4.5.11
Packaged by Cygwin (4.5.11-1)
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.
Written by Eric B. Decker, James Youngman, and Kevin Dalley.
Features enabled: D_TYPE O_NOFOLLOW(enabled) LEAF_OPTIMISATION FTS(FTS_CWDFD) CBO(level=2)
find
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