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Maxim2012-12-11 17:08:13
Solaris
Maxim, 2012-12-11 17:08:13

Multipathing on Solaris?

Good afternoon, dear,
The question is solely in order to bring some clarity, I just have not seen this before.
There is an array of fresh HP EVA P6300, connected according to all the rules in two SAN switches, the switches are not combined with each other.
Vdisks are created on the arrays, everything is mounted on the host. The host is a server with a two-port HBA, each cable is plugged into one of the switches naturally. OS on the Solaris host, multipathing seems to be enabled, but the conclusions are confusing. Below I will give the conclusions, please evaluate them and, if anything, suggest what is wrong. Thank you in advance.
[email protected] # format
Searching for disks...done
AVAILABLE DISK SELECTIONS:
0. c0t0d0 <HP-LOGICAL VOLUME-5.70 cyl 36465 alt 2 hd 255 sec 63>
/ pci @ 0,0 / pci8086,3408 @ 1 / pci103c, 3245 @ 0 / sd @ 0,0
1. c1t6001438009B050BC00005000007A0000d0 <the DEFAULT cyl 65267 alt hd 2 sec 255 189> the DB-the SP
/ scsi_vhci / disk @ g6001438009b050bc00005000007a0000
2. c1t6001438009B050BC00005000007F0000d0 <DEFAULT cyl 42423 alt 2 hd 255 sec 126> the CDR
/ scsi_vhci / disk @ g6001438009b050bc00005000007f0000 the
Specify disk (Press enter to ITS number): ^ the C
root @ the SU-the DB-the SP # mpathadm list lu
/ dev / rdsk / c1t6001438009B050BC00005000007F0000d0s2 of
Total the Path Count: 4
Operational Path Count: 4
/dev/rdsk/c1t6001438009B050BC00005000007A0000d0s2
Total Path Count: 4
Operational Path Count: 4
root @ the SU-the DB-show For the SP # mpathadm lu / dev / rdsk / c1t6001438009B050BC00005000007F0000d0s2 the
Logical Unit: / dev / rdsk / c1t6001438009B050BC00005000007F0000d0s2
mpath-support: libmpscsi_vhci.so the
Vendor: the HP
the Product: HSV340 Series
Revision: 1100
Name Type: unknown type
Name: 6001438009b050bc00005000007f0000
Asymmetric: yes
Current Load Balance: round-robin
Logical Unit Group ID: NA
Auto Failback: on
Auto Probing: NA
Paths:
Initiator Port Name: 10000000c9d2b4e6
Target Port Name: 5001438011393dbd
Override Path: NA
Path State: OK
Disabled: no
Initiator Port Name: 10000000c9d2b4e6
Target Port Name: 5001438011393db9 Override
Path: NA Path
State: OK
Disabled: no
Initiator Port Name: 10000000c9d2b48e7 NA Path State: OK Disabled: no Initiator Port Name: 10000000c9d2b4e7
Target Port Name: 5001438011393dbc
Override Path: NA
Path State: OK
Disabled: no
Target Port Groups:
ID: 2
Explicit Failover: yes
Access State: <b>active not optimized</b>
Target Ports:
Name: 5001438011393dbd
Relative ID: 6
Name: 5001438011393dbc
Relative ID: 5
ID: 1
Explicit Failover: yes
Access State: <b>active optimized</b>
Target Ports:
Name: 5001438011393db9
Relative ID: 2
Name: 5001438011393db8
Relative ID: 1
Confuses the inscription active not optimized, as well as the following outputs:
[email protected] # stmsboot -L
non-STMS device name STMS device name
--- -------------------------------------------------- -------------
[email protected] # mpathadm failover lu /dev/rdsk/c1t6001438009B050BC00005000007F0000d0s2
mpathadm: ERROR: LU access state unchanged. No active TPG found.
mpathadm: Unable to complete operation
So I can't understand if I have multipassing or not?

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