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1.1 ! root 1: .pa 1 ! 2: .he 'DU (I)'1/20/73'DU (I)' ! 3: .ti 0 ! 4: NAME du -- summarize disk usage ! 5: .sp ! 6: .ti 0 ! 7: SYNOPSIS du__ [ -s__ ] [ -a__ ] [ name ... ] ! 8: .sp ! 9: .ti 0 ! 10: DESCRIPTION du__ ! 11: gives the number of blocks contained in all files ! 12: and (recursively) directories within each specified directory or file name____. ! 13: If name____ is missing, ._ is used. ! 14: ! 15: The optional argument -s__ causes only the grand total to ! 16: be given. ! 17: The optional argument -a__ causes an entry to be generated ! 18: for each file. ! 19: Absence of either causes an entry to be generated for ! 20: each directory only. ! 21: ! 22: A file which has two links to it is only counted once. ! 23: .sp ! 24: .ti 0 ! 25: FILES . ! 26: .sp ! 27: .ti 0 ! 28: SEE ALSO -- ! 29: .sp ! 30: .ti 0 ! 31: DIAGNOSTICS -- ! 32: .sp ! 33: .ti 0 ! 34: BUGS Non-directories ! 35: given as arguments (not under -a option) are not listed. ! 36: .sp ! 37: Removable ! 38: file systems do not work correctly ! 39: since i-numbers may be repeated while the corresponding ! 40: files are distinct. ! 41: Du should maintain an i-number list per root directory ! 42: encountered.
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