On Fri, Nov 18, 2005 at 03:51:47PM -0800, Paul Yeatman enlightened us: > ->>In response to your message<<- > --received from Jon LaBadie-- > > > > On Fri, Nov 18, 2005 at 04:03:43PM -0500, Matt Hyclak wrote: > > > On Fri, Nov 18, 2005 at 11:38:34AM -0800, Paul Yeatman enlightened us: > > > > ->>In response to your message<<- > > > > --received from Paul Bijnens-- > > > > > > > > > > Paul Yeatman wrote: > > > > > > > > > > > > > > > > I think the firewall is the cullprit. > > > > > The server sends a UDP packet with the request for the estimate. > > > > > When finished the client sends a reply UDP back. > > > > > But by that time the firewall does not relate the reply to the request > > > > > and drops or denies the packet. And hence the client does not receive > > > > > an ACK and retries 3 times to send the reply and gives up. > > > > > > > > Hmmmm. Well, that would be easy enough to test but would this explain > > > > how the smaller backup of the same client/config succeeded? > > > > > > > > > > Yes, because it doesn't take as long to generate a backup of 3GB than it > > > does to backup 17. > > > > > > See http://www.amanda.org/docs/faq.html#id2555136 and try the udp settings > > > there. > > > > Nor does it take as long to estimate. > > Ok, you all win! I turned off the server firewall and . . . > I finally got a successful estimate! > > The backup is currently running. I assume I need to leave the firewall > off (or trust this host) for the duration of the run? I'll either > simply trust this host and/or check out the web address Matt suggested > above for a long term answer. > > I find this so weird since the firewall (on the server) has never been > a problem concerning amanda . . . until now. I guess that's because > I've never attempted anything quite like this until now. > > Thanks *everyone* for your comments and feedback! >
The problem is probably the udp timeout. (Re-)read http://www.amanda.org/docs/faq.html#id2555136 for tips on adjusting the settings for the ip_conntrack_amanda module which should keep things running nicely. Matt -- Matt Hyclak Department of Mathematics Department of Social Work Ohio University (740) 593-1263
