I have the same issue with large loads. The farm goes down nearly once a
day, even after making the fix mentioned. I am running v1 stable and also
use eth0:X virtual interfaces.
On Tue, Dec 6, 2011 at 5:54 PM, Steve LePage <[email protected]> wrote:
> I think I may have found my cluster issue in regards to the failover not
> working correctly. The throughput issue seems fine now with the additions
> and running on a single LB for the last week and a half has proven that the
> system works correctly.****
>
> ** **
>
> What I noticed today is that some of my farms virtual adaptors got created
> as vlan adaptors (eth#.# instead of eth#:#) and if / when the cluster
> failed over not all ip’s failed over and I believe this may be the reason?
> ****
>
> ** **
>
> There is no need for these adaptors to be vlan they would be fine set as
> virtual, I was wondering the best method to change them to virtual with the
> least downtime possible as this is on a live system.****
>
> ** **
>
> I’m assuming that it’s probably rename the if_eth#.#_conf files to
> if_eth#:#_conf and edit the file so the definition in the file uses : not .
> and restart the zendloadbalancer service?****
>
> ** **
>
> *From:* Steve LePage [mailto:[email protected]]
> *Sent:* Friday, November 18, 2011 1:03 PM
> *To:* [email protected]
> *Subject:* Re: [Zenloadbalancer-support] Server farm stops on its own..***
> *
>
> ** **
>
> Perfect I’ll try that and let you know how it works out..****
>
> ** **
>
> ** **
>
> *From:* laura Garcia [mailto:[email protected]]
> *Sent:* Friday, November 18, 2011 12:40 PM
> *To:* [email protected]
> *Subject:* Re: [Zenloadbalancer-support] Server farm stops on its own..***
> *
>
> ** **
>
> Hi Steve,
>
> We've wrote a TIP in our facebook page to increase the throughput of ZenLB,
> try this:
>
> root ~# echo 100000 > /proc/sys/net/ipv4/tcp_max_tw_buckets
> root ~# echo 5 > /proc/sys/net/ipv4/tcp_fin_timeout
>
>
> Regards,
> Laura.****
>
> On Fri, Nov 18, 2011 at 8:13 PM, Steve LePage <[email protected]> wrote:*
> ***
>
> We have the current release setup in a 2 machine cluster that runs an http
> / https farms. We have setup our own farmguardian script and have had the
> farm running for a long time with no problems in the test environment. We
> recently went live and have noticed that the https farm averages around 500
> Connections which is fine and working however every once and a while the
> https farm just stops on its own without warning and we have to restart it.
> This has just started happening since we started to load it up. I have set
> the https farm to a max connection limit of 30000 so this 500 connections
> shouldn’t be causing the issue however the farm is dying for no reason and
> it’s becoming concerning.. Any Ideas?****
>
>
>
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This white paper is intended to serve as a reference, checklist and point of
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