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8 Sun StorEdge 3900 and 6900 Series Troubleshooting Guide • March 2002
Note that in the Class and State fields, the virtualization engines are presented as
two primary/ONLINE devices. The current Sun StorEdge Traffic Manager design
does not enable you to manually halt the I/O (that is, you cannot perform a failover
to the secondary path) when only primary devices are present.
Alternatives to Sun StorEdge Traffic Manager
As an alternative to using Sun StorEdge Traffic Manager, you can manually halt the
I/O using one of two methods: quiesce I/O and unconfigure the c2 path. These
methods are explained below.
▼ To Quiesce the I/O
1. Determine the path you want to disable.
2. Type:
▼ To Unconfigure the c2 Path
1. Type:
# cfgadm -c unconfigure device
# cfgadm -al
Ap_Id Type Receptacle Occupant Condition
c0 scsi-bus connected configured unknown
c0::dsk/c0t0d0 disk connected configured unknown
c0::dsk/c0t1d0 disk connected configured unknown
c1 scsi-bus connected configured unknown
c1::dsk/c1t6d0 CD-ROM connected configured unknown
c2 fc-fabric connected configured unknown
c2::210100e08b23fa25 unknown connected unconfigured unknown
c2::2b000060220041f4 disk connected configured unknown
c3 fc-fabric connected configured unknown
c3::210100e08b230926 unknown connected unconfigured unknown
c3::2b000060220041f9 disk connected configured unknown
c4 fc-private connected unconfigured unknown
c5 fc connected unconfigured unknown