Whitepaper: ReadyNAS FlexRAID Volume Optimization Guide

Whitepaper:
Optimizing Your ReadyNAS® OS Flex-RAID Volumes
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RAID Performance on iSCSI
RAID Type Operations Performance SATA Disks
RAID 5
4K Random Write
4K Random Read
4K Sequential Write
4K Sequential Read
2683 IOPS
3197 IOPS
61600 IOPS
48200 IOPS
RAID 6
4K Random Write
4K Random Read
4K Sequential Write
4K Sequential Read
2255 IOPS
2442 IOPS
70800 IOPS
47300 IOPS
RAID 10
4K Random Write
4K Random Read
4K Sequential Write
4K Sequential Read
2788 IOPS
2240 IOPS
65000 IOPS
49200 IOPS
RAID 50
4K Random Write
4K Random Read
4K Sequential Write
4K Sequential Read
2565 IOPS
4130 IOPS
65900 IOPS
47900 IOPS
RAID 60
4K Random Write
4K Random Read
4K Sequential Write
4K Sequential Read
1638 IOPS
3334 IOPS
64000 IOPS
48200 IOPS
RAID 6, RAID 60, and ReadyTIER RAID Performance on iSCSI
RAID Type Operations Performance SATA Disks
RAID 6
4K Random Reads
4K Random Write
4K Sequential Reads
4K Sequential Write
2442 IOPS
2255 IOPS
47300 IOPS
70800 IOPS
ReadyTIER (from Highest Tier)
4K Random Reads
4K Random Write
4K Sequential Reads
4K Sequential Write
28600 IOPS
28400 IOPS
28600 IOPS
28100 IOPS
RAID 60
4K Random Reads
4K Random Write
4K Sequential Reads
4K Sequential Write
3334 IOPS
1638 IOPS
48200 IOPS
64000 IOPS