Samba and quotas

[Peter Kaagman]

----- Original Message -----
From: Alin Osan <aline at home.ro>
To: Peter Kaagman <P.Kaagman at AtlasCollege.nl>; <samba at us5.samba.org>
Sent: Thursday, January 25, 2001 9:17 AM
Subject: Re: Samba and quotas


> On 23 Jan 2001, at 9:00, Peter Kaagman wrote:
>
> >
> > ----- Original Message -----
> > From: Peter Kaagman <peter at planet.nl>
> > To: Alin Osan <aline at home.ro>
> > Cc: <samba at us5.samba.org>
> > Sent: Monday, January 22, 2001 11:01 PM
> > Subject: Re: Samba and quotas
> >
> >
> > >
> > >
> > > Reply To peter.kaagman at planet.nl
> > > =======================================
> > > Gebruik voor het antwoorden niet de
> > > reply knop, m'n sendmail configuratie
> > > is nog steeds niet wat het moet zijn.
> > > =======================================
> > > Don't use the reply button to reply
> > > to this mail, my sendmail configuration
> > > is not really what it should be.
> > > =======================================
> > > On Mon, 22 Jan 2001, Alin Osan wrote:
> > >
> > > > On 22 Jan 2001, at 12:35, Peter Kaagman wrote:
> > > >
> > > > > Hi all,
> > > > >
> > > > > Being new on this list I do not really know if this is the
> > > > > correct list to post. After searching the archives I am pretty
> > > > > sure the answer is not yet here (or I can't search, which can be
> > > > > true)
> > > > >
> > > > >
> > > > > My problem is as follows
> > > > >
> > > > > We are currently testing a Linux/Samba server to host the home
> > > > > shares for about 1000 students at our school (the test is
> > > > > conducted with just 10 of them).
> > > > >
> > > > > With ca 1000 students you can imagine the need for disk quotas
> > > > > (otherwise my system will crash after the x-th download off
> > > > > WinZip and such).
> > > > >
> > > > > Linux offers diskquotas without any pain. I had it up and
> > > > > running within one afternoon.
> > > > >
> > > > > Samba on the other end did not complain when a student exceeded
> > > > > his quota, it just made zero-size files. I then learned about
> > > > > the configure option --with-quotas.
> > > > >
> > > > > At the moment I've got an recompilled version off samba with
> > > > > this option. The effect is that samba somehow overrules the
> > > > > qouta and writes the file after the quota is exceeded. Logged on
> > > > > as that user via ssh I learned that I can not make another file
> > > > > in  the shell because the quota is exceeded. So quotas are still
> > > > > in effect.
> > > > >
> > > > > I've  not been able to find any information on this option to
> > > > > solve this behavior. So if anyone could point me in the right
> > > > > direction (or even have a solution on the boilerplate :-) ) ?
> > > > >
> > > > > Groetjes
> > > > >
> > > > >
> > > > > Peter Kaagman / Systeembeheer Atlas College
> > > >
> > > >
> > > > Hi Peter,
> > > >
> > > > I hope I can help you out.
> > > > Samba has nothing to do with quotas. I have about the same
> > > > situation at my work an quota works just fine.
> > > > Are you sure that your kernel supports quota?
> > > > Tell me more about your system.
> > > >
> > > >
> > > >
> > > >
> > > > Alin Osan
> > > > Network Administrator
> > > > "Fundatia Casa"
> > > > http://www.tryrom.com/casa
> > > > phone 059467200
> > > > fax   059467202
> > > >
> > >
> > > BTW
> > > That warning about my sendmail is not a joke, I haven't come arround
> > > to fixing it.
> > >
> > > Hi Alan,
> > >
> > > Thanks for trying to help me..
> > >
> > > About my system...
> > > It's a standard Slackware 7.1 install, except for Samba wich I
> > > recompilled after configuring with the option --with-quotas. It uses
> > > a kernal version 2.2.16
> > >
> > > My kernal does support quotas:
> > > I added a testuser an gave him a (small) quota, soft 100k hard 200k
> > > and at first no grace period. Later I added a grace period off 1 day
> > > which had no effect. When I log on as that user (bash) and add files
> > > (copying a certain file) the quota manager jumps in at a certain
> > > moment and prohibits me to create any more files.
> > >
> > > So I think my kernal supports quotas.
> > >
> > > Before I recompilled samba the following happened on a NT4 WS:
> > > I could happely create files in the home share (which has the
> > > quota), after I exceeded the quota files would be created off zero
> > > size.
> > >
> > > After I recompilled (samba) this behaviour changed:
> > > I could happely keep on adding files in the share, even when the
> > > quota is exceeded.
> > >
> > > I do agree with you, samba has nothing to do with the quota as it
> > > is. But... it does strike me as odd that samba happily writes files
> > > while th equota  is exceeded. How does it do that use root
> > > priveleges to write the files. As root I was abble to copy files in
> > > the full directory.
> > >
> > > Wouldn't samba at least not write the file and warn the user that
> > > there is a problem with creating the file (disk full warning or
> > > such?)
> > >
> > >
> > > Tomorrow I'll try to gather some details for you when I'm at work.
> > >
> > >
> > > groetjes
> > >
> > >
> > > Peter
> > >
> > >
> > >
> >
> > Alin,
> >
> > Never mind me...
> > When I did some additional testing samba gladly reported a full disk
> > when the quota was exceeded.
>
> Good...
>
> > So "All's well" (Fleetwood Mack)
>
> I also had some weird report but it was something wrong with the
> user. But they were fixed.
>
>
>
>
> Alin Osan
> Network Administrator
> "Fundatia Casa"
> http://www.tryrom.com/casa
> phone 059467200
> fax   059467202
>

I now think it has something to do with the fact that I interfered as root
during the test. When I was 'just' that testuser all went well.


Peter