Rsync and RAID storage specifications

Kevin Korb kmk at
Sat Aug 3 15:23:36 MDT 2013

Hash: SHA1

It probably isn't going to make much of a difference.  The bottleneck
will be in the networking.

On 08/03/13 15:46, AZ 9901 wrote:
> Let's say that I would like to try using --link-dest :-)
> What about RAID specifications (type, number of disks, chunk
> size...) on receiver side ?
> For example, should I use 256K chunks, same size as the IOs made by
> the Rsync daemon / receiver ?
> Thank you very much !
> Ben
> Le 12 juil. 2013 à 19:29, Kevin Korb a écrit :
>> With millions of files I suggest ditching --link-dest and using
>> ZFS with subvolume snapshots.  You will have nothing but pain
>> trying to deal with many millions of links.
>> On 07/12/13 12:48, AZ 9901 wrote:
>>> Hello,
>>> I am going to use Rsync over millions of files, with
>>> --link-dest option. So huge read activity at the beginning of
>>> each backup, and huge hard links creation activity.
>>> Of course I will use a RAID array on receiver side, dedicated
>>> to Rsync.
>>> Do you have any recommandation over RAID type, number of disks
>>> and chunk size to use ?

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