[Pacemaker] how to keep ftp connection when swap from primary to secondary

Liang.Ma at asc-csa.gc.ca Liang.Ma at asc-csa.gc.ca
Thu Aug 26 12:16:44 EDT 2010

Thank you Raoul. I will try it.

Liang Ma
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-----Original Message-----
From: Raoul Bhatia [IPAX] [mailto:r.bhatia at ipax.at] 
Sent: August 26, 2010 11:17 AM
To: The Pacemaker cluster resource manager
Subject: Re: [Pacemaker] how to keep ftp connection when swap from primary to secondary

On 08/26/2010 04:42 PM, Liang.Ma at asc-csa.gc.ca wrote:
> I have followed the guide in "Clusters from Scratch" written by Andrew
> Beekhof and successfully setup an Active/Passive pair of cluster
> servers. The cluster runs in Fedora 13 and includes services like
> apache, vsftpd and nfs. Drbd is used to allow data consistence during a
> failover. Everything works fine except ftp lose its connection when the
> service swaps from primary to the secondary or vice versa. I know to
> keep the ftp connection, one may need to keep the connection states for
> the session across the nodes. But I couldn't find clue how to do it.
> Does anyone there have any idea how to keep the ftp connection when
> swapping nodes, if it is possible?


as of now, we're not syncing our connections between the load
balancers, but i would suggest
http://www.linuxvirtualserver.org/docs/sync.html and the like.

DI (FH) Raoul Bhatia M.Sc.          email.          r.bhatia at ipax.at
Technischer Leiter

IPAX - Aloy Bhatia Hava OG          web.          http://www.ipax.at
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FN 277995t HG Wien                  fax.            +43 1 3670030 15

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