[Samba] Share inaccessible intermittently and often - restarting smb cures for short time

[Rich Webb]

Sorry it defaulted to sending direct to you - here it is to the list.

> OS is CentOS 8
> 
> I was thinking about the possibility of using the version in the base repo for
> the file server since I don't need ADDC for the file server.  I just need the
> ability to join.
> 
> Here is my configure command that I used to configure the source:
> 
> ./configure \
> --disable-cups \
> --without-ldb-lmdb \
> --prefix=/opt/samba \
> --sysconfdir=/etc/samba \
> --localstatedir=/var \
> --with-lockdir=/var/lib/samba/lock \
> --with-piddir=/run/samba \
> --with-systemd \
> --systemd-install-services \
> --with-logfilebase=/var/log/samba
> 
> Nothing really outstanding...
> 
> Thanks,
> Rich
> 
> ----- On Apr 23, 2020, at 1:33 PM, samba samba at lists.samba.org wrote:
> 
>> On 23/04/2020 17:58, Rich Webb via samba wrote:
>>> Hello,
>>>
>>> I'm running Samba 4.12.1 both as a domain controller on one box (DC1) and as a
>>> joined member on another box for a file server (FS1).
>>>
>>> I have three shares on FS1 and intermittently I am getting a message that says
>>> "\\fs1\shared is not accessible. You might not have permissions to use this
>>> network resource. Contact the administrator of this server to find out if you
>>> have access permissions. The process cannot access the file because it is being
>>> used by another process."
>>>
>>> Now when this is happening on one share it might not be on one of the other two.
>>> Sometimes it happens on all of them. This morning I copied a file over to
>>> shared and the copy completed but the window didn't update and the file did not
>>> show up so I went to refresh the screen and got the error. If I wait long
>>> enough or go back and forth between different shares it will again become
>>> accessible but when I go to FS1 and restart the smb service I can again access
>>> it. It is happening very frequently. Almost every time I want to use the server
>>> for something.
>>>
>>> Both of these installs were built from source. If you need the configure
>>> commands I used I can provide that as well.
>> Yes please ;-)
>> 
>> There is nothing really wrong with your smb.conf files, except I would
>> remove the 'winbind enum' lines from FS1, all they really do is to slow
>> things down. I would also add 'winbind refresh tickets = Yes' to FS1.
>> 
>> After this, you may have to raise the log level on FS1 to see if
>> anything pops out.
>> 
>> What OS is this ?
>> 
>> Rowland
>> 
>> 
>> 
>> 
>> 
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