SAN doubt (while upgrading OS)

From: Sun Admin (sun_admin17@rediffmail.com)
Date: Thu Jan 26 2006 - 21:38:51 EST


Dear managers,

Need help related to SAN. I have a server (SF6800) which has
some disks from EMC and some of the disks from Hitachi storages. In total,
there are 170 disks on that server. I need to upgrade this system from Solaris
8 to Solaris 9. I am comfortable with liveupgrade with VxVM.

The doubt I
am having is, if on upgrade, the VxVM is not able to detect the disks, then
what package I need to reinstall so that system can detect these disks. Also,
what other precautions I should take when upgrading a high end server
connected to two type of storages. Is there anyway which can nullify the need
of reinstalling any package during upgrade activity?

Many thanks for your
valuable time for reading/responding to this post.

Best regards,
Sun Admin
-------------------------------------------------------------------------
#
pkginfo | grep -i san
system SUNWsan SAN Foundation Kit

#
pkginfo | grep -i hitachi
system HTC-9500V Array Support Library
for Hitachi 9500V

# pkginfo | grep -i emc
system EMCpower EMC
PowerPath

# pkginfo | grep -i vrts
system VRTSfsdoc VERITAS File
System Documentation
application VRTSfspro VERITAS File System
Management Services Provider
application VRTSob VERITAS Enterprise
Administrator Service
application VRTSobgui VERITAS Enterprise
Administrator
application VRTSvlic VERITAS License Utilities
system
VRTSvmdoc VERITAS Volume Manager (user documentation)
system
VRTSvmman VERITAS Volume Manager, Manual Pages
application VRTSvmpro
VERITAS Volume Manager Management Services Provider
system VRTSvxfs
VERITAS File System
system VRTSvxvm VERITAS Volume Manager,
Binaries

# modinfo | grep -i san
# modinfo | grep -i hitachi
# modinfo |
grep -i emc
 50 78452000 7b200 277 1 emcp (PP Driver 4.1.0)
 51 784d8000
1847a - 1 emcpmp (PP MP Ext 4.1.0)
 52 784f2000 2e76d - 1 emcpmpc
(PP MPC Ext 4.1.0)
 53 78522000 196b8 - 1 emcpmpaa (PP MPAA Ext 4.1.0)
54 7853e000 ccf25 - 1 emcpsapi (PP SAPI Ext 4.1.0)
 55 7860e000 11d45
- 1 emcpcg (PP CG Ext 4.1.0)
 56 78620000 2ad4 - 1 emcphr (PP HR
Ext 4.1.0)
 57 78622000 51aca - 1 emcpsm (PV SM Ext 4.1.0)
 58
78698000 698c1 - 1 emcpsc (PV SC Ext 4.1.0)
 59 78702000 598b9 - 1
emcpevm (PV EVM Ext 4.1.0)
 60 7875c000 26758 - 1 emcpdpm (PV DPM Ext
4.1.0)
 61 78223d97 3a9 - 1 emcpioc (PP PIOC 4.1.0)

# modinfo |
grep -i vx
 19 101fcb8d 1188e8 250 1 vxio (VxVM 3.5s_p2.8 I/O driver)
 22
10300aee 1b23c 249 1 vxdmp (VxVM 3.5s_p2.8 DMP Driver)
 23 103197ca
80f 251 1 vxspec (VxVM 3.5s_p2.8 control/status)
142 7843b663 a43 252
1 vxportal (VxFS 3.5_REV-MP1f portal driver)
143 7882e000 113595 16 1
vxfs (VxFS 3.5_REV-MP1f,RP2=113206-05)
144 78938000 8f51 253 1 fdd
(VxQIO 3.5_REV-MP1f Quick I/O dr)

 # ps -eaf | grep -i vx
    root 26
1 0 Oct 11 ? 12:50 vxconfigd -m boot
    root 1328 1 0 Oct
11 ? 38:24 /opt/VRTSob/bin/vxsvc -r /opt/VRTSob/config/Registry
root 3161 1 0 Oct 11 ? 0:00 /sbin/sh -
/usr/lib/vxvm/bin/vxrelocd root
    root 3443 3162 0 Oct 11 ?
0:00 vxnotify
    root 3191 3190 0 Oct 11 ? 0:00 vxnotify -f -w
15
    root 3162 1 0 Oct 11 ? 0:01 /bin/ksh
/usr/lib/vxvm/bin/vxconfigbackupd
    root 3190 3161 0 Oct 11 ?
0:00 /sbin/sh - /usr/lib/vxvm/bin/vxrelocd root

Searching for
disks...done
c1t0d0: configured with capacity of 44.06MB
c1t1d0: configured
with capacity of 44.06MB
c5t0d0: configured with capacity of 44.06MB
c5t1d0:
configured with capacity of 44.06MB
c5t2d0: configured with capacity of
44.06MB
c5t4d0: configured with capacity of 44.06MB

AVAILABLE DISK
SELECTIONS:
       0. c0t0d0 <SUN36G cyl 24620 alt 2 hd 27 sec 107>
/ssm@0,0/pci@18,600000/pci@1/SUNW,isptwo@4/sd@0,0
       1. c0t1d0 <SUN36G
cyl 24620 alt 2 hd 27 sec 107>
/ssm@0,0/pci@18,600000/pci@1/SUNW,isptwo@4/sd@1,0
       2. c1t0d0
<EMC-SYMMETRIX-5670 cyl 94 alt 2 hd 15 sec 64>
/ssm@0,0/pci@19,600000/lpfc@1/sd@0,0
       3. c1t1d0 <EMC-SYMMETRIX-5670 cyl
94 alt 2 hd 15 sec 64>
          /ssm@0,0/pci@19,600000/lpfc@1/sd@1,0
4. c1t3d111 <HITACHI-DF600F-0000 cyl 2728 alt 2 hd 50 sec 768>
/ssm@0,0/pci@19,600000/lpfc@1/sd@3,6f
       5. c1t3d112 <HITACHI-DF600F-0000
cyl 2728 alt 2 hd 50 sec 768>
          /ssm@0,0/pci@19,600000/lpfc@1/sd@3,70
.
.
.
.
.
.
170 disks (from EMC/Hitachi)
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