Bacula-users

Re: [Bacula-users] Backup finished, but "Fatal error: Network error with FD"/"Connection reset by peer"

2015-08-06 05:11:02
Subject: Re: [Bacula-users] Backup finished, but "Fatal error: Network error with FD"/"Connection reset by peer"
From: Raimund Sacherer <rs AT logitravel DOT com>
To: Josh Fisher <jfisher AT pvct DOT com>
Date: Thu, 6 Aug 2015 11:09:30 +0200 (CEST)
Hello Josh, Bacula-users, 


> I have seen this before as well, although not with FreeBSD. Bacula-dir
> expects the TCP connection with the client to remain up throughout the
> entire job. In my case I concluded that it was aggressive Windows power
> management shutting down the Ethernet interface PHY. I continue to have
> problems with Mac OSX clients power management shutting down the
> wireless PHY, but have not had time to investigate. With Windows 7 it is
> possible to disable the "Allow the computer to turn off this device to
> save power" setting in the Power Management tab of the network adapter's
> Properties. It depends on the NIC driver as to whether or not this is
> needed. Some drivers report that they handle various sleep states when
> they in fact do not, or at least they do not return to D0 state in a
> timely manner.
We do not backup client computers, only servers. I really sincerely hope that a 
Windows Server does not do ethernet shutdowns or power management :-). But I am 
a Unix guy ...


> And finally, many switches also have TCP timeout settings and/or EEE and
> power management that could potentially not work correctly with either
> the FreeBSD or the Windows network stacks.
That sound's interesting, I saw a couple of posts talking about a keepalives, I 
will configure our FD's, SD's an the director for a 300 seconds timeout and we 
will see if we still get those errors. 

Maybe it has nothing to do with the switch to FreeBSD, because at nearly the 
same time we migrated our servers from physical servers to VMWare, maybe it's 
the virtual vmware switch which makes troubles. 

Well, in either case, i'l see how it goes with the keep alive configured, 

Thank you
Best
Ray


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