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Date:      Wed, 2 Apr 2014 09:35:54 +0200
From:      mxb <mxb@alumni.chalmers.se>
To:        freebsd-net@freebsd.org
Cc:        freebsd-pf@freebsd.org
Subject:   Re: FreeBSD 10-STABLE and CARP states
Message-ID:  <B01BB972-3B67-4859-A96F-6CD2E14CEE97@alumni.chalmers.se>
In-Reply-To: <4A818132-757F-4BAD-8137-CDB1F6F0681C@alumni.chalmers.se>
References:  <EDCF2D3E-D785-4DCA-8033-09D547BDCC93@alumni.chalmers.se> <4A818132-757F-4BAD-8137-CDB1F6F0681C@alumni.chalmers.se>

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Moving this to freebsd-pf.

On 31 mar 2014, at 22:21, mxb <mxb@alumni.chalmers.se> wrote:

>=20
> Manually setting net.inet.carp.demotion brought BOTH VHIDs in desired =
state.
> pfsync bulk update seems to not put everything back as it should.
>=20
> lagg0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> =
metric 0 mtu 9000
> 	=
options=3D8407bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCS=
UM,TSO4,TSO6,LRO,VLAN_HWTSO>
> 	ether 00:25:90:e3:71:f2
> 	inet 172.16.0.234 netmask 0xfffff800 broadcast 172.16.7.255
> 	inet6 fe80::225:90ff:fee3:71f2%lagg0 prefixlen 64 scopeid 0x5
> 	inet 172.16.0.231 netmask 0xfffff800 broadcast 172.16.7.255 vhid =
201
> 	inet 172.16.0.233 netmask 0xfffff800 broadcast 172.16.7.255 vhid =
202
> 	nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
> 	media: Ethernet autoselect
> 	status: active
> 	carp: MASTER vhid 201 advbase 1 advskew 1
> 	carp: BACKUP vhid 202 advbase 5 advskew 100
> 	laggproto lacp lagghash l2,l3,l4
> 	laggport: ix1 flags=3D1c<ACTIVE,COLLECTING,DISTRIBUTING>
> 	laggport: ix0 flags=3D1c<ACTIVE,COLLECTING,DISTRIBUTING>
>=20
>=20
> On 31 mar 2014, at 20:42, mxb <mxb@alumni.chalmers.se> wrote:
>=20
>>=20
>> Hi list,
>>=20
>> hopefully this is the right place to have my question regarding CARP =
on 10-STABLE.
>>=20
>> I have two nodes with following setup(node1):
>>=20
>> lagg0: flags=3D8943<UP,BROADCAST,RUNNING,PROMISC,SIMPLEX,MULTICAST> =
metric 0 mtu 9000
>> 	=
options=3D8407bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCS=
UM,TSO4,TSO6,LRO,VLAN_HWTSO>
>> 	ether 00:25:90:e3:71:f2
>> 	inet 172.16.0.234 netmask 0xfffff800 broadcast 172.16.7.255
>> 	inet6 fe80::225:90ff:fee3:71f2%lagg0 prefixlen 64 scopeid 0x5
>> 	inet 172.16.0.231 netmask 0xfffff800 broadcast 172.16.7.255 vhid =
201
>> 	inet 172.16.0.233 netmask 0xfffff800 broadcast 172.16.7.255 vhid =
202
>> 	nd6 options=3D29<PERFORMNUD,IFDISABLED,AUTO_LINKLOCAL>
>> 	media: Ethernet autoselect
>> 	status: active
>> 	carp: BACKUP vhid 201 advbase 1 advskew 1
>> 	carp: BACKUP vhid 202 advbase 5 advskew 100
>> 	laggproto lacp lagghash l2,l3,l4
>> 	laggport: ix1 flags=3D1c<ACTIVE,COLLECTING,DISTRIBUTING>
>> 	laggport: ix0 flags=3D1c<ACTIVE,COLLECTING,DISTRIBUTING>
>>=20
>> net.inet.carp.preempt=3D1 on both nodes. as well as PSYNC as this:
>>=20
>> pfsync0: flags=3D41<UP,RUNNING> metric 0 mtu 1500
>> 	pfsync: syncdev: vlan22 syncpeer: 10.22.22.2 maxupd: 128 defer: =
off
>>=20
>> The problem is (if it is not clear from the ifconfig-output for the =
lagg0) the state of VHID 201.
>> Node2 with advskew of 100 is currently MASTER, but it SHOULD NOT as =
of setup.
>>=20
>> Am I hitting a bug or doing something wrong?
>>=20
>> I also have noted that after the pfsync bulk update the demotion =
counter never setts to 0, but stays on 480,
>> thus preventing node1 become a MASTER 201(?). Or is this a normal =
behavior?
>>=20
>> Regards,
>> mxb
>>=20
>>=20
>=20




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