xref: /freebsd/share/examples/pf/queue4 (revision d0b2dbfa0ecf2bbc9709efc5e20baf8e4b44bbbf)
19d7ccc0fSMax Laier# $OpenBSD: queue4,v 1.2 2003/08/22 21:50:34 david Exp $
29d7ccc0fSMax Laier#
39d7ccc0fSMax Laier# Hierarchical queueing for a university.
49d7ccc0fSMax Laier# Three faculties; engineering, law and art are defined.
59d7ccc0fSMax Laier# Departments under the engineering faculty are defined as child queues.
69d7ccc0fSMax Laier# The total bandwidth for engineering faculty is shared between three
79d7ccc0fSMax Laier# departments. CS department gets the half of the bandwidth, EE and IE
89d7ccc0fSMax Laier# departments get the thirty percent and twenty percent of bandwidth
99d7ccc0fSMax Laier# respectively. These sibling departments can use more than their linkshare
109d7ccc0fSMax Laier# whenever there is no backlogged sibling queue but when a queue gets
119d7ccc0fSMax Laier# backlogged, it is guaranteed that the queue gets its linkshare.
129d7ccc0fSMax Laier
139d7ccc0fSMax Laieraltq on dc0 bandwidth 16Mb hfsc queue { eng law art }
149d7ccc0fSMax Laierqueue eng bandwidth 10Mb { cs ee ie }
159d7ccc0fSMax Laierqueue  cs hfsc( default linkshare 50% )
169d7ccc0fSMax Laierqueue  ee hfsc( linkshare 30% )
179d7ccc0fSMax Laierqueue  ie hfsc( linkshare 20% )
189d7ccc0fSMax Laierqueue law bandwidth 3Mb
199d7ccc0fSMax Laierqueue art bandwidth 3Mb
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