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Re: [lvs-users] IPVS sync behavior

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] IPVS sync behavior
From: Charles Williams <c.williams@xxxxxxxxxxxx>
Date: Mon, 28 Apr 2008 17:00:54 +0200
As far as I have read all sessions are lost upon a failover and must be 
restart/rebuilt. almost 
positive this applies to ftp sessions as well.

chuck

Joseph Mack NA3T wrote:
> On Mon, 28 Apr 2008, David Black wrote:
> 
>> . For an FTP server behind the director, IPVS data 
>> connection sync info appears in the standby if passive 
>> mode is used (which we do), but at least in initial 
>> testing I couldn't get the data connection to keep going 
>> through a failover event.  The control connection fails 
>> over normally.  Was this an anomaly in my testing, or 
>> *should* it work?
> 
> I wouldn't be surprised if it doesn't and you're the first 
> person to find out. I would expect the helper needs to know 
> about the failover and I doubt if there's any mechanism for 
> doing this. (At least I haven't heard about it.)
> 
> ftp over lvs has caused more than its share of headaches.
> 
> Joe
> 


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