Rebuild/Copyback Process Time; Table 4.2 Rebuild Process Time (Disk); Table 4.3 Copyback Process Time (Disk) - Fujitsu ETERNUS DX100 S3 Operation Manual

Chapter 4 Process Time (Estimated)
4.2

Rebuild/Copyback Process Time

4.2 Rebuild/Copyback Process Time
This section explains the time required for Rebuild/Copyback.
■
Rebuild Process Time
The following table shows the time required for the rebuild process (when the volume capacity is 100GB).

Table 4.2 Rebuild Process Time (Disk)

RAID level
RAID1
RAID1+0
RAID5
RAID5+0
RAID6
*1: The value shows the rebuild process time when the volume capacity is 100GB and there is no server I/O.
The time that is required depends on the type and configuration of the disk.
■
Copyback Process Time
The following table shows the time required for the copyback process (when the volume capacity is 100GB).

Table 4.3 Copyback Process Time (Disk)

RAID level
RAID1
RAID1+0
RAID5
RAID5+0
RAID6
*1: The value shows the copyback process time when the volume capacity is 100GB and there is no server
I/O. The time that is required depends on the type and configuration of the disk.
FUJITSU Storage ETERNUS DX100 S3/DX200 S3 Disk storage system Operation Guide (Basic)
Rebuild process time (*1)
Number of disks
2.5" SAS disks
2 Approx. 27 minutes/
100GB
8 Approx. 7 minutes/
100GB
5 Approx. 10 minutes/
100GB
6 Approx. 7 minutes/
100GB
6 Approx. 13 minutes/
100GB
Copyback process time (*1)
Number of disks
2.5" SAS disks
2 Approx. 27 minutes/
100GB
8 Approx. 7 minutes/
100GB
5 Approx. 10 minutes/
100GB
6 Approx. 7 minutes/
100GB
6 Approx. 13 minutes/
100GB
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3.5" SAS disks Nearline SAS disks
Approx. 20 minutes/ Approx. 47 minutes/
100GB 100GB
Approx. 5 minutes/ Approx. 11 minutes/
100GB 100GB
Approx. 10 minutes/ Approx. 15 minutes/
100GB 100GB
Approx. 7 minutes/ Approx. 11 minutes/
100GB 100GB
Approx. 13 minutes/ Approx. 21 minutes/
100GB 100GB
3.5" SAS disks Nearline SAS disks
Approx. 20 minutes/ Approx. 49 minutes/
100GB 100GB
Approx. 5 minutes/ Approx. 11 minutes/
100GB 100GB
Approx. 7 minutes/ Approx. 16 minutes/
100GB 100GB
Approx. 5 minutes/ Approx. 11 minutes/
100GB 100GB
Approx. 13 minutes/ Approx. 20 minutes/
100GB 100GB
P3AM-7662-04ENZ0