[Samba] Samba-to-Samba connection problems

[Stanimir Petrovic]

On Thu, 07 Oct 2004 11:41:24 -0500, Brandon Laing
<brandon.laing at vancoservices.com> wrote:
> Hey list,
> 
> I'm still having some issues getting 2 Fedora machines running Samba 3.0.7 to stay connected for any length of time. My setup looks like
> this: 1 of the systems is set up as a Samba Server as the main fileserver. I have some Windows XP machines connecting to it just fine, nice
> and fast. However, I also have some FC2 systems that connect to it using the smbfs filesystem, and while they work initially after booting
> up, any amount of browsing through Nautilus or trying to run some programs off of the network will cause the system to hang. Not lock up,
> as I can force close windows, but the system will not respond to anything else. It definitely appears to be an issue with Samba however,
> and primarily when connecting from another FC2 system. Also, if the client system does hang while browsing the share, if I open a terminal
> window and try to do anything, I will sometimes get an error like this:
> 
> error: failed to stat: /mnt: Input/output error
> 
> Now, I'm thinking that this is only happening on the new version of Samba, 3.0.7-2.FC2 or 3.0.7-2.FC1. I noticed this started to happen around Sep 15th, after a system auto-updated to the newest version. Shortly after, other FC and FC2 boxes started having connection
> troubles. So, to test this, I set up a new system and didn't update samba on it. Sure enough, works perfectly, no hang ups. Ok, so I'll try the
> newest version directly from samba.org, 3.0.7-1 on the server. Hangs up within a minute of browsing on that one, same as the 3.0.7-2.FC2
> release. Unfortunately, these are production boxes and I can't really wipe them out and reinstall to get the older version back.
> 
> So, this really seems to be a bug in the most recent release of Samba. I've tried multiple, freshly installed servers and clients now, and can
> always reproduce this error. It's making things very difficult for us as well, as we have multiple servers that communicate via Samba that
> suddenly aren't working after they update. Luckily, Windows boxes are not affected by this and are connecting to Samba machines just fine.
> 
> So, has anyone else experienced this, or know of any potential workarounds? I can post smb.conf files if need be, although I'm using pretty
> much all defaults and am just setting up simple shares. This setup has been working now for over a year without a hitch. Just to get things
> working on some critical boxes, I've had to set up NFS shares just to keep the connection alive, as using Samba it freeze up and lose the
> connection within a matter of hours.
> 
> Any ideas?
> 
> Thanks,
> Brandon
> 
> --
Also have the same problem with 3.0.7 (FC1 kernel 2.6.8-1), connection
troubles with win 98 clients. But yesterday i switched to 2.4 kernel
and put option read raw=no, and connections are stable for now.