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Annotation of researchv10dc/man/adm/man2/nice.2, revision 1.1.1.1

1.1       root        1: .TH NICE 2
                      2: .CT 2 time_man
                      3: .SH NAME
                      4: nice \(mi set program priority
                      5: .SH SYNOPSIS
                      6: .B void nice(incr)
                      7: .SH DESCRIPTION
                      8: The scheduling
                      9: priority of the process is augmented by
                     10: .IR incr .
                     11: Positive priorities get less
                     12: service than normal.
                     13: Priority 10
                     14: is recommended to users
                     15: who wish to execute long-running programs
                     16: without flak from the administration.
                     17: Priority 19 is recommended for programs
                     18: that should only execute in ``idle'' time.
                     19: .PP
                     20: Only the super-user can effect negative increments.
                     21: Priorities less than \-20
                     22: (most urgent)
                     23: are treated as \-20.
                     24: Priorities greater than 19
                     25: are treated as 19.
                     26: .PP
                     27: The priority of a process is
                     28: passed to a child process by
                     29: .IR fork (2).
                     30: For a privileged process to return to normal priority
                     31: from an unknown state,
                     32: .I nice
                     33: should be called successively with arguments
                     34: \-40
                     35: (goes to priority
                     36: \-20
                     37: because of truncation),
                     38: then 20
                     39: (to get to 0).
                     40: .SH "SEE ALSO"
                     41: .IR nice (1),
                     42: .IR fork (2)

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