Hallo,
(sorry for my bad english)
I have a  since  today a DNS-343 with 4x 1.5TB
1     WDC     WD15EADS-00S2B0     WD-WCAVY1438369    1500 GB
2     WDC     WD15EADS-00S2B0     WD-WCAVY1590648    1500 GB
3     WDC     WD15EADS-00S2B0     WD-WCAVY1535036    1500 GB
4     WDC     WD15EADS-00S2B0     WD-WCAVY1408537    1500 GB
The system found the HDs but if I take Raid 5 i have onliny 87,5 GB 

? and not 4500 Gb?
Pls can someone help me ? What can i do???
I test Standard (Individual Disks) I have 4 Volumes with 1,5TB but if i use JBOD (Linear - Combines All Disks) I have onliny 1,5 TB 





 and not 6TB 
and with Raid 5 i have 87,GB 
I work the full day on the problem but i cant find a error ... what can i do?
Many thanks
Nosferatuvn