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Re: [lvs-users] SIP over TCP packet load balancing in LVS-NAT

To: LinuxVirtualServer.org users mailing list. <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] SIP over TCP packet load balancing in LVS-NAT
From: "Pandit, Suman" <suman.pandit@xxxxxxx>
Date: Mon, 18 Jun 2018 09:53:01 +0000
Hi Malcolm,

I had tried with multiple client which works fine. i.e. LVS load balanced the 
packets between multiple real server if packet received from multiple clients.
But based on requirement LVS will get packets from a single client(same source 
IP and Port). Is there any tuning will help?
 Thanks in advance

Regards,
Suman

-----Original Message-----
From: lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx 
[mailto:lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of Malcolm Turnbull
Sent: Monday, June 18, 2018 3:06 PM
To: LinuxVirtualServer.org users mailing list. 
<lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] SIP over TCP packet load balancing in LVS-NAT

Suman,

Are you testing with multiple clients?
If you only have one then - IF the single connection closes, then the next one 
will just hit the same empty server.
Round Robin will work when you have more than one connection but testing with a 
single client can be confusing.


Malcolm Turnbull

Loadbalancer.org Ltd.

www.loadbalancer.org

 +44 (0)330 380 1064
malcolm@xxxxxxxxxxxxxxxx

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On 18 June 2018 at 10:24, Pandit, Suman <suman.pandit@xxxxxxx> wrote:
> Hi Malcolm,
> Thanks for your prompt reply,
> I have tried with keeping 5 seconds timeout value for TCP connection, but no 
> improvement.
> Command tried: ipvsadm --set 5 5 0
> Do you think I missed something here? do you know any other algorithm which 
> works with TCP?
>
> Thanks in advance.
>
> Regards,
> Suman
>
> -----Original Message-----
> From: lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:lvs-users-bounces@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of Malcolm 
> Turnbull
> Sent: Monday, June 18, 2018 2:45 PM
> To: LinuxVirtualServer.org users mailing list. 
> <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
> Subject: Re: [lvs-users] SIP over TCP packet load balancing in LVS-NAT
>
> Suman,
>
> As far as I know: You can't round robin TCP packets from a single source IP - 
> UNLESS the connection times out, i.e. you could reduce the timeouts?
> UDP has an OPS (one packet scheduler) - But it makes no sense for TCP.
>
>
>
> Regards,
>
> Malcolm Turnbull
>
> Loadbalancer.org
>
>
> On 18 June 2018 at 09:04, Pandit, Suman <suman.pandit@xxxxxxx> wrote:
>> Hi There,
>> Round-Robin algorithm for TCP connection is not working. I am trying to load 
>> balance SIP packets over TCP connection between multiple real server, But 
>> every time LVS is sending traffic to same real server if the packet is 
>> coming from same client.
>> Is there any way to load balance SIP TCP packets between multiple real sever 
>> using round-robin algorithm?
>> Any lead will be much appreciated.
>>
>> Thanks in advance.
>>
>> Regards,
>> Suman Pandit
>> _______________________________________________
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>
> _______________________________________________
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>
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> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
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>
> _______________________________________________
> Please read the documentation before posting - it's available at:
> http://www.linuxvirtualserver.org/
>
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> Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
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_______________________________________________
Please read the documentation before posting - it's available at:
http://www.linuxvirtualserver.org/

LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx Send 
requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
or go to http://lists.graemef.net/mailman/listinfo/lvs-users

_______________________________________________
Please read the documentation before posting - it's available at:
http://www.linuxvirtualserver.org/

LinuxVirtualServer.org mailing list - lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Send requests to lvs-users-request@xxxxxxxxxxxxxxxxxxxxxx
or go to http://lists.graemef.net/mailman/listinfo/lvs-users

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