Date: Wed, 11 Aug 2010 00:34:53 +0400 From: napTu 3aH <naptu@front.ru> To: freebsd-ipfw@freebsd.org Subject: traffic bandwidth limit with dummynet Message-ID: <125e044817534e9d9a74b38941a808c1e664050f@mail.qip.ru>
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>thank you luigi,=0A>your explanation really cleared everything out for= me.=0A>i changed my pipe 1 config to:=0A>ipfw pipe 1 config bw 800Mbits= /s queue 200K=0A>and set HZ to 4000=0A>and this solved my problem comple= tely.=0A>i checked limitations with various values between 400Mbits/s to= more than 1000Mbits/s and it works like a charm.=0A>(the problem was wh= en i set queue to 80MBytes, queue value was actually set to "80 slots")= =0A=0A>thanks again luigi.=0A=0A=0Aplease look at PR on near problem wit= h dummynet : http://www.freebsd.org/cgi/query-pr.cgi?pr=3Dkern/147245 .= =0A=0AHere =9Amaximum shaping speed is limited to 11.999Mbit/s with HZ= =3D1000 and net.inet.ip.dummynet.io_fast:1, higher values do not shape t= raffic anymore.=0A=0ASecond problem, when pipe not worked correctly, =9A= downloading traffic to one ip,port from multiple sources.=0A=0AWith HZ= =3D2000,=9A maximum shaping speed is limited on 23.999Mbit/s
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