Date: Wed, 13 Feb 2008 00:43:15 +0200 From: Ovi <ovi@unixservers.us> To: Ovi <ovi@unixservers.us> Cc: freebsd-questions@freebsd.org Subject: Re: Bug in PF (PF+ALTQ+CBQ, FreeBSD 6.2) ? Message-ID: <47B22103.8060909@unixservers.us> In-Reply-To: <47B1B845.7070803@unixservers.us> References: <47B1B845.7070803@unixservers.us>
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Ovi wrote:
> Hello
>
> I am trying a simple setup to shape bandwidth on up and down using
> FreeBSD 6.2, PF, ALTQ with CBQ and on download everything works well,
> but on upload it works only at half of asigned bandwidth, with packets
> dropped.
>
> Here is my pf.conf
>
> # ---------------- pf.conf ---------------------------
> ext_if="fxp0"
> int_if="fxp1"
> lan="192.168.0.2"
>
> altq on $ext_if cbq bandwidth 10Mb queue {std,lan_up}
> altq on $int_if cbq bandwidth 10Mb queue {std2,lan_down}
>
> queue std bandwidth 10% cbq(default)
> queue std2 bandwidth 10% cbq(default)
>
> queue lan_up bandwidth 50% priority 6 cbq(red)
> queue lan_down bandwidth 50% priority 6 cbq(red)
>
> #nat on $ext_if from $int_if:network to any -> ($ext_if)
>
> pass in quick on $ext_if from any to $lan
> pass out quick on $int_if from any to $lan queue lan_down
>
> pass in quick on $int_if from $lan to any
> pass out quick on $ext_if from $lan to any queue lan_up
>
> block quick all
> # ---------------------- end pf.conf ----------------
>
> Here is an output of: pfctl -vvsq
>
> queue root_fxp0 bandwidth 10Mb priority 0 cbq( wrr root ) {std, lan_up}
> [ pkts: 254635 bytes: 225521035 dropped pkts: 0
> bytes: 0 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 0 ]
> [ measured: 295.3 packets/s, 2.13Mb/s ]
> queue std bandwidth 1Mb cbq( default )
> [ pkts: 700 bytes: 332720 dropped pkts: 0
> bytes: 0 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 0 ]
> [ measured: 0.4 packets/s, 2.59Kb/s ]
> queue lan_up bandwidth 5Mb priority 6 cbq( red )
> [ pkts: 253935 bytes: 225188315 dropped pkts: 3193 bytes:
> 2751758 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 86645 ]
> [ measured: 294.9 packets/s, 2.13Mb/s ]
> queue root_fxp1 bandwidth 10Mb priority 0 cbq( wrr root ) {std2,
> lan_down}
> [ pkts: 155627 bytes: 24407867 dropped pkts: 0
> bytes: 0 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 0 ]
> [ measured: 171.4 packets/s, 77.96Kb/s ]
> queue std2 bandwidth 1Mb cbq( default )
> [ pkts: 2 bytes: 84 dropped pkts: 0
> bytes: 0 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 0 ]
> [ measured: 0.0 packets/s, 1.30 b/s ]
> queue lan_down bandwidth 5Mb priority 6 cbq( red )
> [ pkts: 155625 bytes: 24407783 dropped pkts: 95 bytes:
> 143830 ]
> [ qlength: 0/ 50 borrows: 0 suspends: 7094 ]
> [ measured: 171.4 packets/s, 77.96Kb/s ]
>
> Any ideea where could be the problem? Upload should work at 5Mb/s too,
> not at 2.2Mb/s.
>
> ovi
>
>
I tried the same setup with HFSC and is working well, so i think the
issue is from CBQ.
ovi
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