openstack team mailing list archive

[JuanFra Rodriguez Cardoso <juanfra.rodriguez.cardoso@xxxxxxxxx>]

Hi Zang:

Basically, it makes no sense to use Swift on top of RAID because Swift just
delivers replication schema.

Regards,
JuanFra.

2012/12/19 Hua ZZ Zhang <zhuadl@xxxxxxxxxx>

> Hi,
>
> I have read the admin document of Swift and find there's recommendation of
> not using RAID 5 or 6 because swift performance degrades quickly with it.
> Can anyone explain why this could happen? If the RAID is done by hardware
> RAID controller, will the performance issue still exist?
> Anyone can share such kind of experience of using RAID with Swift?
> Appreciated for any suggestion from you.
>
> -Zhang Hua
>
> _______________________________________________
> Mailing list: https://launchpad.net/~openstack
> Post to     : openstack@xxxxxxxxxxxxxxxxxxx
> Unsubscribe : https://launchpad.net/~openstack
> More help   : https://help.launchpad.net/ListHelp
>
>