[SATLUG] Raid 1 Chunk Size suggestions

Daniel Goller morfic at gmail.com
Mon Sep 21 16:23:40 CDT 2009


Just left that out, files on the md0 will be in 5-25MB range (mostly RAW
image files and processed jpegs)


On Mon, Sep 21, 2009 at 4:19 PM, Todd W. Bucy <toddwbucy at grandecom.net>wrote:

> Daniel Goller wrote:
>
>> I was wondering if anyone has come across a link that has raid 1 chunk
>> size
>> suggestions and also xfs block size/settings suggestions when a raid 1 is
>> mostly used over nfs.
>> I am most interested in anything helping with writes, increasing write
>> speed
>> over nfs to the xfs on raid1 would be most interesting.
>> I would like to take of the disk side of things first, so i can move data
>> back to raid1 asap.
>> I can always tweak NFS later should i find something at fault on the NFS
>> side of things.
>>
>> Thanks in advance for your time,
>>
>> Daniel
>>
>>
> someone correct me if I am wrong, but doesn't it depend upon the type and
> size of data that will be on the RAID.  Large media files should have a
> large chunk size while smaller file sizes should use a smaller chunk size.
>
>
> Todd
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