RE: Growing RAID5 on CentOS 4.6

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]



John R Pierce wrote:
> Stephen Harris wrote:
> >           A RAID-5 set can be expanded by adding extra drives. This
> >           requires "restriping" the array which means (almost) every
> >           block must be written to a different place.
> >
> >           This option allows such restriping to be done while the array
> >           is online.
> >   
> 
> thats also a very risky operation as its extremely difficult to make it 
> restartable in case of a mishap during hte many-hours-long restriping 
> operation.   I wouldn't undertake this on any production system without 
> a full backup first.

It would probably be faster to backup, rebuild and restore too...

Besides saying it is available in the latest kernels is like saying
it's available in another OS... That's nice, but does nobody here
any good.


-Ross

______________________________________________________________________
This e-mail, and any attachments thereto, is intended only for use by
the addressee(s) named herein and may contain legally privileged
and/or confidential information. If you are not the intended recipient
of this e-mail, you are hereby notified that any dissemination,
distribution or copying of this e-mail, and any attachments thereto,
is strictly prohibited. If you have received this e-mail in error,
please immediately notify the sender and permanently delete the
original and any copy or printout thereof.

_______________________________________________
CentOS mailing list
CentOS@xxxxxxxxxx
http://lists.centos.org/mailman/listinfo/centos


[Index of Archives]     [CentOS]     [CentOS Announce]     [CentOS Development]     [CentOS ARM Devel]     [CentOS Docs]     [CentOS Virtualization]     [Carrier Grade Linux]     [Linux Media]     [Asterisk]     [DCCP]     [Netdev]     [Xorg]     [Linux USB]
  Powered by Linux