Help Sun cluster 3.2 metaset issue.( failover fail)

Hello,

I would like to take help from you. I have serched all the places but none
of the site did not helped my issue. I would like to request you to help me
this issue.

Q) i have 2 node SUn cluster 3.2 running fine. as per my apps request added
150 GB new SAN shared disk  attached 2 nodes.  New disk able to see both
servers properly labeled (using format command) and added this disk  under
active node metaset and grown required filesystem nicely. after some time
try to fail over one node to other node its failing appear messages file

==========
Jun  7 14:24:02 cpmail2 Cluster.RGM.rgmd: [ID 938318 daemon.error] Method
<hasto
rageplus_prenet_start> failed on resource <hastorage_cpmail_rs> in resource
grou
p <cpmail_rg> [exit code <1>, time used: 0% of timeout <1800 seconds>]
================
 after checked 2 servers active node propely shows all disks ( which newly
added disk shows in metaset -s metaset name ) other node is not shows which
new added disk under metaset.

active server.
root@cpmail1 # metaset -s cpmail

Set name = cpmail, Set number = 1

Host                Owner
  cpmail1            Yes

Mediator Host(s)    Aliases
  cpmail1
  cpmail2

Drive Dbase

d6    Yes

d13   Yes

d14   Yes

d7    Yes

d19   Yes   ------> new disk added in the active server.
root@cpmail1 #
=========================
passive server ( d19 is not showing.

root@cpmail2 # metaset -s cpmail

Set name = cpmail, Set number = 1

Host                Owner
  cpmail1
  cpmail2

Mediator Host(s)    Aliases
  cpmail1
  cpmail2

Drive Dbase

d6    Yes

d13   Yes

d14   Yes

d7    Yes
root@cpmail2 #
===========

root@cpmail1 # echo | format | grep -i 2802
       6. c4t6005076307FFC7BF0000000000002802d0 <IBM-2107900-.172 cyl 19198
alt 2 hd 64 sec 256>
          /scsi_vhci/ssd@g6005076307ffc7bf0000000000002802
root@cpmail1 #

root@cpmail2 # echo | format | grep -i 2802
       6. c4t6005076307FFC7BF0000000000002802d0 <IBM-2107900-.172 cyl 19198
alt 2 hd 64 sec 256>
          /scsi_vhci/ssd@g6005076307ffc7bf0000000000002802
root@cpmail2 #
=====================
root@cpmail1 # cldev list -v | grep -i d19
d19                 cpmail1:/dev/rdsk/c4t6005076307FFC7BF0000000000002802d0
d19                 cpmail2:/dev/rdsk/c4t6005076307FFC7BF0000000000002802d0
root@cpmail1 #
root@cpmail2 # cldev list -v | grep -i d19
d19                 cpmail1:/dev/rdsk/c4t6005076307FFC7BF0000000000002802d0
d19                 cpmail2:/dev/rdsk/c4t6005076307FFC7BF0000000000002802d0
root@cpmail2 #
============
root@cpmail2 # scdpm -p all:all | grep -i d19
cpmail2:/dev/did/rdsk/d19                                    Ok
cpmail1:/dev/did/rdsk/d19                                    Ok
root@cpmail2 #