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How to troubleshoot and fix SVM, Solaris Volume Manager Metadevice(s) is in Needs Maintenance state ?

First try to re-enable the failed device so it can attempt to resync from the active mirrored copy.

# metareplace -e d10 c2t2s0s0 d10: device c2t2d0s0 is enabled

Once it’s completed, you verify using metastat commadn.

Solaris root “/” filesystem check under SVM/disksuite(SDS) control

EXAMPLE: ———– Following is an example of “/” filesystem under SVM/disksuite(SDS) control. * Here is the “/usr/sbin/df -k /” output : Filesystem kbytes used avail capacity Mounted on /dev/md/dsk/d13 10327372 1608334 8615765 16% / * Here is the simple /usr/sbin/metastat output for mirror d13 : d13: Mirror Submirror 0: d10 State: Okay Submirror 1: d11 […]

How to fsck root mirror under SVM when the volume is unmountable

How to properly fsck and unencapsulate a root volume under SVM while using an alternative boot such as cdrom, net or failsafe if the root partition is unmountable. In some cases you will find the root volume is unmountable and a fsck must be performed before the volume can be mounted.

1. Boot the system […]

How to find sun solaris 32 bit or 64 bit ?

root@server1:${PWD}#isainfo -kv 64-bit sparcv9 kernel modules

Solaris : Removing the Failed Disk or Unused/Unmasked LUNS from Solaris.

When you run format command on Solaris, you might see entries like “Drive Not Avilable”

The following disks are local to the server.

AVAILABLE DISK SELECTIONS: 0. c1t0d0 /pci@1e,600000/pci@0/pci@a/pci@0/pci@8/scsi@1/sd@0,0 1. c1t1d0 /pci@1e,600000/pci@0/pci@a/pci@0/pci@8/scsi@1/sd@1,0 2. c1t2d0 /pci@1e,600000/pci@0/pci@a/pci@0/pci@8/scsi@1/sd@2,0 3. c1t3d0

The following disks coming from Luns and storage is IBM.

4. c2t500507680110A75534d0 /pci@1f,700000/pci@0/SUNW,qlc@2/fp@0,0/ssd@w50050667680110a734,0 5. c2t500507680110A75534d1 /pci@1f,700000/pci@0/SUNW,qlc@2/fp@0,0/ssd@w50050766680110a734,1 […]

Solaris – How to get into OK prompt

There are few ways you can go to OK prompt. If the system is online and if you are on the system, you can do

#init 0

And then go to console and it will be on OK prompt.

From sun keyboard connected

STOP + A

From Serial console

Ctrl + ] or Break key […]