Chapter 3 Volume Management
3.5 Expand Volume
ETERNUS Web GUI User’s Guide (Settings)
Copyright 2015 FUJITSU LIMITED P2X0-1270-13ENZ0
279
Requirements to obtain free space from RAID groups
• The "Status" is not " Broken"
• The RAID group must satisfy the following requirements:
- The RAID group must contain Standard type volumes, WSVs, SDVs, or SDPVs
If this is not the case, the RAID group must not contain any volumes
- The RAID group must not belong to a TPP
- The RAID group must not belong to an FTRP
- The RAID group must not be registered as an REC Disk Buffer
- The RAID group must not be registered as an EXCP
• The number of volumes registered in the target RAID group is 127 or less
• The free space for the RAID group is 1GB or larger
• The RAID group must not be blocked
• LDE is not being performed in the target RAID group
• The drive type for configuring the RAID group where the concatenation source volume belongs and the
drive type for configuring the concatenation destination RAID group must be the following combination of
drive types
OK: Concatenation is available, Not recommended: Concatenation is available, but not a recommended configuration,
NG: Concatenation is not available
*1: In the controller firmware versions V10L31 and earlier, "SED" indicates "Online SED".
Concatenation destination drive type
Online Nearline SSD Online SED Nearline SED
SSD
SED
Concatenation
source drive
type
Online
OK
Not
recommended
NG NG NG NG
Nearline
Not
recommended
OK NG NG NG NG
SSDNGNGOKNGNGNG
Online
SED (*1)
NG NG NG OK
Not
recommended
NG
Nearline
SED
NG NG NG
Not
recommended
OK NG
SSD SEDNGNGNGNGNGOK
To Next Page
Loading...
