Removing A Disk Drive (Hot Swap) - Sun Microsystems Netra T4 AC100 Service And System Reference Manual

8.1.2

Removing a Disk Drive (Hot Swap)

1. Carry out the steps listed in Section 8.1.1, "Preparing to Remove a Disk Drive (Hot
Swap)" on page 8-2.
2. Isolate the drive from the operating environment.
Caution – Ensure that no file systems are mounted on the device and back up all
data before proceeding.
Logically remove the drive from the FC-AL bus by typing:
# luxadm remove_device /dev/rdsk/c1t1d0s2
The list of devices which will be removed is:
1: Device /dev/rdsk/c1t1d0s2
Please enter q to Quit or <Return> to Continue:
Stopping: /dev/rdsk/c1t1dos2....Done
Offlining: /dev/rdsk/ccc11t1dos2....Done
Hit <Return> after removing the device(s)
3. Identify the disk to be remove and the bay in which it is installed.
4. Use the World Wide Number (WWN) or Target ID to identify the disk.
# ls -als /dev/rdsk/*
2 lrwxrwxrws 1 root root 74 May 10 11:16 /dev/rdsk/c0t1d0s0 ->
../../devices/pci@8,600000/SUNW,qlc@4/fp@0,0/ssd@w2100002307652252,0:a,raw
[truncated for clarity]
2 lrwxrwxrws 1 root root 74 May 10 11:16 /dev/rdsk/c0t2d0s1 ->
../../devices/pci@8,600000/SUNW,qlc@4/fp@0,0/ssd@w2100002307653317,0:a,raw
[truncated for clarity]
For internal FC-AL disks:
Target ID Number = Disk Bay Number
For external FC-AL disks:
Target ID = (Multipack ID x 8) + Drive Bay Number
5. Push the disk drive latch downwards to release the drive handle.
Chapter 8 Storage Devices 8-3