Re: Quota for root ?

["hackmiester (Hunter Fuller)" <hackmiester@hackmiester.com>]

Sion Khalaf wrote:

> Thanks, I will try that first. 
man mount will fill you in
> 
> -----Original Message-----
> From: Glynn Clements [mailto:glynn@gclements.plus.com] 
> Sent: Wednesday, March 08, 2006 3:53 AM
> To: Sion Khalaf
> Cc: linux-admin@vger.kernel.org
> Subject: RE: Quota for root ?
> 
> 
> Sion Khalaf wrote:
> 
> 
>>There is no possibility to do the first solution.
>>The second, regarding drive  mounting, is it ram drive?
> 
> 
> No, loopback filesystem.
> 
> 
>>If so, How to mount it ?
> 
> 
> 	mount -o loop <filename> <mount point>
> 
> To create the file, first create a suitably-sized file with e.g.:
> 
> 	dd if=/dev/zero out=loopfile.dat bs=1m count=100	#100Mb
> 
> then create a filesystem on it with:
> 
> 	mke2fs -F loopfile.dat
> 
> 
>>Anyway, I am looking for a way to make my file system read only.
>>That will surely, be the best solution.
>>
>>My application is writing into certain folder, not on the physically /
> 
> 
>>File system, So I can make the / FS read only, Do you have an idea how
> 
> 
>>can I do that ?
> 
> 
> Normally, directories which need to be writable, e.g. /var and /tmp,
> would use separate partitions. Those partitions would be writable (but
> probably using the noexec and nodev options), but the root filesystem
> would be read-only.
> 
> The most common issue with making the root filesystem read-only is that
> "mount" tries to write to /etc/mtab, which will fail. Either use the -n
> option to mount or recompile mount to use e.g. /var/run/mtab instead.
> 
> --
> Glynn Clements <glynn@gclements.plus.com>
> -
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> 
> 
> 


-- 
--hackmiester
Walk a mile in my shoes and you will be a mile away in a new pair of shoes.

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