Date: Mon, 9 Oct 2006 13:07:31 +0400 From: Dmitriy Kirhlarov <dimma@higis.ru> To: freebsd-cluster@freebsd.org Subject: Re: CARP and spontaneous switching between MASTER - BACKUP Message-ID: <20061009090730.GC86010@dkirhlarov.mow.oilspace.com> In-Reply-To: <20061009085106.68050.qmail@web30203.mail.mud.yahoo.com> References: <20061009085106.68050.qmail@web30203.mail.mud.yahoo.com>
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On Mon, Oct 09, 2006 at 01:51:06AM -0700, dmitry surovtsev wrote:
> Did anybody face the problem with spontaneous switching between
> MASTER - BACKUP carp machines?
It can be result of drop packet for example.
You use very frequently advbase.
> The configuration is:
My good worked config:
on master:
inet ${carp_ip} vhid 1 pass password netmask 0xffff0000 advbase 2 advskew 240
on slave:
inet ${carp_ip} vhid 1 pass carptest netmask 0xffff0000 advbase 3 advskew 250
I use 6_Stable from end of summer.
> After some time however I got an error from Squirrelmail:
> "You need to authorized to have an acces to your mail", then Squirrelmail
> proposes me to enter login and password again, second time.
It look like, you start work with second node.
> I do that and then have an access to mailbox, BUT on the second, BACKUP, server.
> ifconfig shows that first computer is still in MASTER mode,
> and the second is still in BACKUP mode.
>
> What may be the problem?
switch on net.inet.carp.log on both machines and look log.
WBR
--
Dmitriy Kirhlarov
OILspace, 26 Leninskaya sloboda, bld. 2, 2nd floor, 115280 Moscow, Russia
P:+7 495 105 7247 ext.208 F:+7 495 105 7246 E:DmitriyKirhlarov@oilspace.com
OILspace - The resource enriched - www.oilspace.com
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