Synology DS1520+ 5-bay NAS Review - DSM 7.0 Overview 19

Synology DS1520+ 5-bay NAS Review - DSM 7.0 Overview

Output Noise »

RAID Operations

I perform RAID sync operations during which I measure the time the NAS needs to complete these tasks—average power consumption for these rebuild and synchronization periods is also measured. In NAS servers with four bays or more, I rebuild and sync RAID 1, RAID 5, and RAID 6 arrays, while in smaller two-bay NAS servers, I am confined to a RAID 1 array. The Bitmap option is disabled in NAS servers that support it to produce comparable results because it speeds up RAID rebuild times.

Synology DS1520+
OperationTimeAVG Power Consumption
RAID 1 Sync0:33:0016.90 W
RAID 1 Rebuild0:21:3116.24 W
RAID 5 Sync0:53:5923.45 W
RAID 5 Rebuild0:07:3420.55 W
RAID 6 Sync1:35:4121.38 W
RAID 6 Rebuild0:10:1521.20W

Rebuild times are extremely short with the corresponding option in Storage Manager selected, especially in RAID 5 and 6.

RAID Sync Graphs



RAID Rebuild Graphs

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