Hi
The only possible solution for your infraestructure with zen is to
configure a L4 farm with DNAT enabled, it implies your backends have to
configure the lb as the gw.
If you can't modify the gw for backends try with a static route in your
backends.
Regards
2013/7/9 Deepak Prusty <[email protected]>
> Hey Martin,
>
> I tried l4xnat option, it works. But I am not getting client ip addresses
> in my backend proxy servers I can only see the LB vip. I checked with both
> NAT and DNAT options, but I get only LB vip in the backend proxy servers. I
> was going through some of blogs, someone suggested making LB ip as default
> gateway for the real servers. If this is the only way to get the client IP
> in my real proxy servers, I think it would not work for me. Because, my
> backed servers are internet browsing proxy servers with single NIC and has
> to connect to internet using internet router as default gateway. Can
> you suggest me any better way to fix this?
>
> Thanks,
> Deepak.
>
> ------------------------------
> Date: Sun, 7 Jul 2013 20:32:09 +0200
>
> From: [email protected]
> To: [email protected]
> Subject: Re: [Zenloadbalancer-support] help
>
> Hi
>
> A tcp farm works similar to L4TXNAT farm with nat option.
>
> It has to work for you without change anything if tcp farm worked for you
> El 07/07/2013 20:23, "Deepak Prusty" <[email protected]> escribió:
>
> Hi Martin,
>
> Please help me configuring if at all anything required to be configured in
> proxy or browser. However, the same proxy and browser configuration works
> perfectly fine with a TCP farm. As you know and as suggested by
> Nevola, since tcp-farm is not able to handle the load and hence I am trying
> to load balance my proxy servers using different available options. Is this
> a workable solution, (I mean is this possible with http or L4 farm)? I
> think, I should not be doing any change either in my proxy or client side
> browser, it should work as it is working with a tcp-farm.
>
> Thanks,
> Deepak.
>
> ------------------------------
> Date: Sun, 7 Jul 2013 18:06:21 +0200
> From: [email protected]
> To: [email protected]
> Subject: Re: [Zenloadbalancer-support] help
>
> Hi Prusty. L4 farm with DNAT enabled is your optimized configuration. If
> you have problems with https conns pleache check your proxy or browser
> configuration.
>
> Regards
> El 07/07/2013 17:54, "Deepak Prusty" <[email protected]> escribió:
>
> Hi Nevola,
>
> I tried using a HTTP farm as well as a L4 farm to load balance by proxy
> servers. In both the cases, I can browse all http websites using the http
> farm or L4 farm VIP as proxy IP. But problem is that neither http farm nor
> L4 farm works when I browse a secure website (HTTPS). i.e. None of the
> banking online site nor even facebook works. Need your guidance please.
>
> Thanks,
> Deepak.
>
> ------------------------------
> From: [email protected]
> To: [email protected]
> Subject: RE: [Zenloadbalancer-support] help
> Date: Sat, 6 Jul 2013 00:13:09 +0530
>
> Thanks for replying, m certainly going to try that out and check the
> performance.
>
> But, I am still wondering why pen-process is unable to utilize already
> available vCPUs.
>
> Thanks,
>
> ------------------------------
> Date: Fri, 5 Jul 2013 20:37:17 +0200
> From: [email protected]
> To: [email protected]
> Subject: Re: [Zenloadbalancer-support] help
>
> Hi Deepak, continuing with our conversation, for your configuration you've
> to setup a http farm which has already applied the Xforwarder-for header
> and for equal sharing you've to configure the same weight for every
> backend. This kind of farm provides much more performance than the TCP one
> for HTTP transactions.
>
> Regards.
>
>
> On Fri, Jul 5, 2013 at 7:25 PM, Deepak Prusty <[email protected]>wrote:
>
> Hey Zen LB Masters, I need urgent help
>
> I am evaluating Zen-LB (open source). I have installed the cluster on 2
> VMs (vmware platform) using the latest iso-v3.02. I am using it to load
> balance my 8 proxy servers. When the total number of sessions gone high
> (around 8000), the LB drastically slowed down. I found that the CPU is
> choking at 100%, memory utilization not even touched 10%. On further
> investigation I found that the vmware console is showing CPU utilization
> only 30% for this VM but when i checked inside the VM using top command the
> 'pen process' is consuming as high as 100% cpu. I am using a 4-vCPU,
> 4GB-RAM VM and VMware tool also installed in it. I have checked by shifting
> the load to other node in the Zen-cluster but no improvement. Am I missing
> something in configuration? How do I solve this problem?
>
> When I investigated further found that, the 'pen' process is using only
> one vCPU (out of 4) and utilizing it 100% hence becoming unresponsive
> within few minutes. How do I resolve this issue?
>
> I need to load balance 8 proxies with 'equal load sharing' and also want
> X-forwarded-for options to get the real client IP in proxy for logging
> and auditing purpose.
> Need urgent help please. -- Thanks in advance.
> -Deeps.
>
>
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