Re: FileSystems, Partition sizes, LARGE files??
On Wed, 21 Jan 2004, Katipo wrote:
> On Wed, 21 Jan 2004 08:10:14 +0000 (GMT)
> debian@provision.net wrote:
>
> >
> > Hello all,
> > I've added 4 WD 250Gig IDE 8MB cache hard drives to an existing IDE
> > fileserver running an ABIT KT7-RAID mainboard with an AMD 1.4GHz CPU and 1
> > Gig of ram. There is currently 1 existing 120Gig hard drive containing the
> > main system and current data.
> >
> > These drives will only be used for archiving large (500MB to 700MB) files
> > of which there will be at least a few hundred. The system has the ability
> > to have an additional 3 hard drives added at a later date if needed.
> >
> > Once setup there will be a second identical server built acting as a
> > rsynced mirror to be run nightly. This 2nd server is directly connected
> > via 2nd network cards.
> >
> > Access to these files is via Samba on a small but fast local network. I'm
> > currently looking at using the ext3 filesystem dividing each drive into 5
> > 50Gig partitions, setting the Block Size to 4096 and the reserved blocks
> > percentage option to either 1% or 0%.
> >
> >
> > 1. Is the ext3 filesystem the best choice for this type of job? I've read
> > where many people have chosen to use the Reiser filesystem for this but I
> > thought it best suited for small files.
>
> Reiserfs is better for small files. I would go with Xfs here.
>
Thats what I thought. I have not looked into Xfs yet so I guess I'll do a
google..
> >
> > 2. I have not used it before but was thinking of installing LVM (Logical
> > Volume Manager) along with the ext3 filesystem. Comments?
>
> Yes, definitely. Resizing, if required becomes so much easier.
>
With the and number of partitions I figured LVM would be a good thing.
> >
> > 3. Is there a problem with setting the reserved blocks percentage 0% or
> > should I set it to 1%?
>
> Don't know enough to advise here.
>
> >
> > 4. Where I'm only using large files, is the Block Size set to 4k by
> > default ok or should it be changed higher or lower to 2k or 8k?
>
> Or here.
>
> >
> > 5. Should the number of inodes be modified in anyway as to not waste
> > space? I saw this mentioned on another list but I dont quite understand
> > the benefits.
> >
> > 6 Regarding the size of the files would it be better to create the smaller
> > 50Gig partitions on each drive or used as full 250Gig partitions for each?
> >
> > Any comments, opinions and suggestions are more than welcome as I'm really
> > not to sure what the best way to have such a system properly setup.
> >
> > Many thanks!!!!
>
> Someone else will have to advise you on the rest. I don't have the
> experience to advise on your situation, other than what I have. The
> answers I have given are based on researches I have done while building
> my new server. Regards,
>
> David.
Thanks :-)
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