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Gerry Reno wrote:
> Dan Baughman wrote:
>
>> I am trying to gather a sniffing session from both of my sides of the
>> connection now. So far, they have both been comcast users.
>>
>> On 7/31/07, Joseph Mack NA3T <jmack@xxxxxxxx> wrote:
>>
>>
>>> On Tue, 31 Jul 2007, Dan Baughman wrote:
>>>
>>>
>>>
>>>> There are some users that when acessing my page through
>>>> the load balancer experience a 45 second load time, but
>>>> when going directly to either server takes only ten
>>>> seconds. I'm doing one nic, two network type load
>>>> balancing. (we have one loadbalancer and two real servers)
>>>>
>>>>
>>> this mysteriously happens sometimes. There's always some
>>> rational explanation after the fact, but it isn't obvious at
>>> the time. It happens because there are 3 nodes involved in
>>> making a 2 node connection. Things that are taken for
>>> granted in a 2 node connection don't always work in a 3 way
>>> connection.
>>>
>>> You may have to feret it out yourself. Possible things are
>>>
>>> o someone has to do DNS and it's failing
>>>
Joe has a good point here. We do not have DNS but I am beginning to
wonder in our case if something isn't trying to do reverse lookup for
the IP and then timing out.
>>> o you have identd on the realserver (turn it off)
>>>
>>> o there's some routing wierdness and icmp's etc are having
>>> to figure out the right path.
>>>
>>>
>>>
> I'm seeing this problem as well. It is mainly on first logins after some
> period of time. It will take anywhere from 45-60 secs for the user to
> get logged in and then everything seems fine. I had some delays before
> this too but when I restarted apache that time everything was ok after
> that. Now I am not so sure that it was apache because I also restarted
> keepalived.
>
>
> Gerry
>
>
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