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RE: Re: [Xen-users] DarwinStreamingServer Error with Live migration


  • To: "Michael Paesold" <mpaesold@xxxxxx>
  • From: 고광원 <kwangwon.koh@xxxxxxxxxx>
  • Date: Wed, 21 Sep 2005 13:58:09 +0900
  • Bcc:
  • Cc: xen-users@xxxxxxxxxxxxxxxxxxx
  • Comment: 한국전자통신연구원, 공개S/W솔루션연구팀, 담당
  • Delivery-date: Wed, 21 Sep 2005 04:54:15 +0000
  • Importance: normal
  • List-id: Xen user discussion <xen-users.lists.xensource.com>
  • Priority: normal
  • Thread-index: AcW+aQ/3R6Do5AQrRhC4upzK6qXEDg==
  • Thread-topic: Re: [Xen-users] DarwinStreamingServer Error with Live migration

First of all, thank you for your advice.
 

I missed that the SSH connection is not closed after a live migration between two nodes.

(However, as i noted, Streaming connection is closed after (maybe) down-time of the live migartion.

 

Exactly my experimental environment is followed:

xen001: xxx.yyy.zzz.160

xen002: xxx.yyy.(zzz - 3).205

xen003: xxx.yyy.zzz.156

xenU: xxx.yyy.zzz.164 -> which runs ssh server, DarwinStreamingServer...

Client: xxx.yyy.(zzz - 3).207

and all machines except xen002 are connected by a same switch hub.

 

I tested a live migration several times, and I comfirmed that the live migaration between xen001 and xen002 always successes. Of course, the live migartion about xen001 and xen003 successes bidirectly, with a seamless session connection. (In here, session connection is tested with a SSH connection between a ssh client on xxx.yyy.(zzz-3).207 and a ssh server on xenU.

 

However, DarwinStreamingServer serving to a Quicktime player on a client are not serving anymore as stated above. Its avg delay is 0, not negative value. I think that ARP migration works well because of seamless session of SSH.

 

I don't know how I fix it. Please test it and reply its results.
 
Regards,
Kwang-Won
 
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