[Samba] When to restart samba

[Jon Wilson]

thought that was the purpose of

smbcontrol smbd reload-config

no ?

Jon


2008/8/29 Andrew Masterson <Andrew.Masterson at nuvistaenergy.com>:
> Thanks for the info - I've gotten conflicting info from SWAT, Webmin and the man pages, so I thought I would ask.  It appears that there isn't a hard rule for when to restart vs. wait for autoload so I'll have to play with it a bit to figure out when and what.
>
> -=Andrew
>
>
> On Friday 29 August 2008 10:27:10 Andrew Masterson wrote:
>> > > If I understand correctly, in order to have the smb.conf file
>>
>> applied
>>
>> > > you need to restart smbd.
>> > >
>> > > Is "service smbd reload" sufficient (which does a "killproc smbd
>>
>> -HUP")?
>>
>> > > Will this kill any active connections to samba resources causing
>>
>> user
>>
>> > > disruption?  Or is this a seamless process that can be carried out
>> > > midday?
>> > >
>> > > I ask because if I need to kill all user connections to production
>> > > shares in order to test different share parameters that changes my
>> > > approach.
>> >
>> > If you make changes to the [global] stanza in smb.conf you need to
>>
>> restart
>>
>> > Samba's smbd and nmbd daemons.
>>
>> And winbind as well?  The documentation seems to indicate that winbindd
>> needs to be started after nmbd and smbd - so does it need to be
>> restarted as well, or will it remain active?  Are there potential
>> conflicts if winbind isn't shut down before restarting the nmbd and smbd
>> daemons?
>
> Yes, winbindd and smbd should be restarted after changing the global stanza of
> smb.conf.  In reality, this is only necessary when global parameters have
> been changed that may impact Samba's behavior.  For example, changing
> the "log level" parameter does not require restarting of any Samba daemon.
> Check the man page for smb.conf to determine if a restart is perhaps
> necessary.
>
>> > Changes to the share stanzas in smb.conf generally do not require a
>> > restart of smbd. Smbd monitors the smb.conf file for changes.
>>
>> Could you elaborate on "generally" and give me an estimate of how long
>> it takes for the changes to be reloaded?
>
> That depends on the OS.  On some older systems this can take 20 sec or so, on
> all modern systems the change is almost immediately effective.
>
> - John T.
>
>> Thanks a bunch for your answers,
>> Andrew
>>
>> > Existing connections will not see the changes made, so clients that
>>
>> have
>>
>> > an
>> > existing connection should log off and logon again.
>> >
>> > - John T.
>
>
>
> --
> John H Terpstra
>
> "Don't do as I do; Show me better!" - Anonymous.
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