Sunfire V880 Dynamic Misconfiguration Problem

From: Tim Hespe (t.hespe@unsw.edu.au)
Date: Mon Jan 06 2003 - 01:42:55 EST


I have added an X6541A dual channel adapter to a V880 running Solaris 8
using the
the "hot-plug push button method" as described in the
   Sun Fire 880 Dynamic Reconfiguration User's Guide

The operation appeared to succeed. The PCI slot fault LED blinked after
insertion and then
power LED turned green. But the front panel "Attention Left Side" light on
the control panel became
lit and remains so. The "OK to remove" front panel LED is also lit but I am
unsure at what point
this occured. It may have been initially.

Running cfgadm displayed the card as being:
pcisch0:hpc1_slot0 mult/hp connected configured ok

The scsi channel statuses were:

c2 scsi-bus connected unconfigured unknown
c3 scsi-bus connected unconfigured unknown

I thought I might reverse the process by unconfiguring and disconnecting
all devices
starting with the scsi busses and then pcisch0:hpc1_slot0.

Both scsi channels disconnected OK but when I attempt to unconfigure or
disconnect
pcisch0:hpc1_slot0 I get the following errors:

root@sfx # cfgadm -c unconfigure pcisch0:hpc1_slot0
cfgadm: Component system is busy, try again:
           Resource Information
---------------------------- -------------------------
/devices/pci@8,700000/scsi@5 DR operation in progress

root@sfx # cfgadm -c disconnect pcisch0:hpc1_slot0
cfgadm: Component system is busy, try again:
           Resource Information
---------------------------- -------------------------
/devices/pci@8,700000/scsi@5 DR operation in progress
root@sfx #

I presume this is saying that a dynamic configuration operation is in
progress. This
may be due to an aborted attempt to configure a tape drive using devfsadm
which appeared
to hang but was actually doing a lot of bus resets. Would this have left a
lock file around
which might prevent the above actions? I'm not sure what to do next. Is a
complete
power cycle and reconfiguration boot the only way out now? Below is the current
state of the system. Any suggestions appreciated.

cfgadm -al
Ap_Id Type Receptacle Occupant Condition
SBa cpu/mem connected configured ok
SBa::cpu0 cpu connected configured ok
SBa::cpu1 cpu connected configured ok
SBa::memory memory connected configured ok
SBb cpu/mem connected configured ok
SBb::cpu0 cpu connected configured ok
SBb::cpu1 cpu connected configured ok
SBb::memory memory connected configured ok
SBc none empty unconfigured ok
SBd none empty unconfigured ok
c0 scsi-bus connected configured unknown
c0::dsk/c0t6d0 CD-ROM connected configured unknown
c2 scsi-bus disconnected unconfigured unknown
c3 scsi-bus disconnected unconfigured unknown
pcisch0:hpc1_slot0 mult/hp connected configured ok
pcisch0:hpc1_slot1 unknown empty unconfigured unknown
pcisch0:hpc1_slot2 unknown empty unconfigured unknown
pcisch0:hpc1_slot3 unknown empty unconfigured unknown
pcisch2:hpc2_slot4 unknown empty unconfigured unknown
pcisch2:hpc2_slot5 unknown empty unconfigured unknown
pcisch2:hpc2_slot6 unknown empty unconfigured unknown
pcisch3:hpc0_slot7 unknown empty unconfigured unknown
pcisch3:hpc0_slot8 unknown empty unconfigured unknown

Tim Hespe
System Admin.
University of New South Wales Library
t.hespe@unsw.edu.au
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