Hot Add Of Iou; Preparation For Iou Hot Add; Dr Operation Of Iou Hot Add - Fujitsu PRIMEQUEST 2000 Series Administration Manual

CHAPTER 4 Hot Maintenance in Red Hat Enterprise Linux 6

4.4 Hot add of IOU

¥_ 3:0:0:0 sdb 8:16
Example of DM-MP display after connecting path
# /sbin/multipath -ll
mpath1 (36000b5d0006a0000006a104900000000) dm-0
FUJITSU,ETERNUS_DX400
[size=50G][features=0][hwhandler=0][rw]
¥_ round-robin 0 [prio=2][enabled]
¥_ 3:0:0:0 sdb 8:16
¥_ 5:0:0:0 sdc 8:32
*2: See the ETERNUS Multipath Driver User's Guide (For Linux).
FC Card
1. Restart the application which has stopped at preparing for IOU hot replacement
Common operation of all PCI Express cards after IOU hot replacement
Execute pciinfo command on MMB CLI.
Example: hot adding IOU#2 into partition#1.
Administrator > pciinfo partition 1 iou 2
Are you sure to continue updating IOU#2 in Partition#1?
[Y/N]: y
Update IOU#2 PCI information in Partition#1 has been
completed successfully.
Administrator >
4.4 Hot add of IOU
This section describes the hot add of the IOU.

4.4.1 Preparation for IOU hot add

The description of the flow of preparations is given below.
1. Arrange for the IOU for addition.
2. Check if number of IOU required for addition is available.
3. Insert the IOU to be added into a free IOU slot.
This step is performed by the field engineer in charge of your system.
4. Mount cables other than LAN cables if you also add PCI Express card.
This step is performed by the field engineer in charge of your system.
Note
- If you add an IOU with PCI Express cards, insert PCI Express cards into the IOU before inserting the IOU
into the slot.
For how to confirm the slot number of the PCI Express slot, see 'Confirming the slot number of a PCI
Express slot' in
- Check if the I/O device is normally operating in the free partition. During addition, I/O pre-diagnostic
process is not executed.

4.4.2 DR operation of IOU hot add

This section describes the DR operation for IOU hot add.
1. Log into the MMB Web-UI using Administrator privileges.
2. Execute the hotadd command.
Example：When adding IOU1 in partition1.
Administrator > hotadd partition 1 IOU 1
Are you sure to continue adding IOU#1 to Partition#1? [Y/N]
[active][ready]
[active][ready]
[active][ready]
'4.6.2 PCI Express card replacement procedure in detail'.
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