I'm looking to expand the storage of my Celerra NS500 and not sure what my options are. I'm trying to avoid purchasing another shelf if I can. My current setup is:
I have a Celerra NS500 Integrated unit with CX-500 attached storage. System is used for MS Exchange Data. We have 2 data movers. 1 active and 1 standby. Where I'm confused is if I can add drives to my bottom shelf which is filled with empty plastic cartridges. The shelf layout is:
CX-500 (top) - loaded 15k 146 GB FC drives
NS500-Aux - loaded with clarrion flare code (5 drives) and 10 more 36GB and 73 GB 15k FC drives. Has FC cabling.
NS501 - no drives. just plastic cartridges. Has cge ports on back.
Can I add drives to the NS501 on the bottom and use that shelf to create/extend file systems?
No - you can not add any disk drive to the Bottom enclosure which has plastic fillers on the front.
This is actually the Data Mover enclosure - which contains the Data movers (you get the cge ports at the back of the data movers) - and no disk can be used on this enclosure. Even you forcefully add a disk here - it will not be usable at all.
The NS500 Data mover enclosure used to have the same chasis as a CX500 Disk processor enclosure (Storage processors at the back and disks at the front) - so when the same chasis is used for Data mover enclosure - the data movers are in the place of SPs - and thus leaving the front side open. Many by mistake assume that disks can be inserted here - but that's not true.
So - the configuration you have will be represented as
DAE (disk array enclosure) - on the top - with 15x146 GB drives NS500-AUX (CX500 DPE) - in the middle - with SPs and Flare disks NS500 - DME (Data Mover Enclosure) ---- at the bottom
In fact there are two more units in the middle - the NAS control station and the CX500 SPS (battery) enclosure).
So - if you don't have any space left in the currently configured storage pools even after some cleanup - you may have to buy new Disk enclosure.
nandas
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Posted April 16th, 2009 12:00
Wish to talk to you soon on the forums
Regards,
Sandip