Cisco MDS 9000 Series Troubleshooting Guide

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Cisco MDS 9000 Family Troubleshooting Guide
OL-5183-02, Cisco MDS SAN-OS Release 1.3
Chapter 5 Troubleshooting IP Storage Issues
Troubleshooting iSCSI Issues
Command: Target down 0, Task in progress 0, LUN map fail 0
CmdSeqNo not in window 0, No Exchange ID 0, Reject 0
Persistent Resv 0 Data-Out: 0, TMF-Req: 0
FCP Drop:
Xfer_rdy: 0, Data-In: 0, Response: 0
Buffer Stats:
Buffer less than header size: 48475, Partial: 2524437, Split: 3550971
Pullup give new buf: 48475, Out of contiguous buf: 0, Unaligned m_data: 0
show fcns database
switch# sh fcns data vsan 5
VSAN 5:
--------------------------------------------------------------------------
FCID TYPE PWWN (VENDOR) FC4-TYPE:FEATURE
--------------------------------------------------------------------------
0x610002 N 20:0b:00:0b:be:77:72:42 scsi-fcp:init isc..w
0x6101e1 NL 22:00:00:20:37:c5:2d:6d (Seagate) scsi-fcp:target
0x6101e2 NL 22:00:00:20:37:c5:2e:2e (Seagate) scsi-fcp:target
0x6101e4 NL 22:00:00:20:37:c5:23:56 (Seagate) scsi-fcp:target
0x6101e8 NL 22:00:00:20:37:c5:26:0a (Seagate) scsi-fcp:target
Total number of entries = 5
show flogi database
switch# sh flogi data vsan 5
---------------------------------------------------------------------------
INTERFACE VSAN FCID PORT NAME NODE NAME
---------------------------------------------------------------------------
fc1/12 5 0x6101e8 22:00:00:20:37:c5:26:0a 20:00:00:20:37:c5:26:0a
fc1/12 5 0x6101e4 22:00:00:20:37:c5:23:56 20:00:00:20:37:c5:23:56
fc1/12 5 0x6101e2 22:00:00:20:37:c5:2e:2e 20:00:00:20:37:c5:2e:2e
fc1/12 5 0x6101e1 22:00:00:20:37:c5:2d:6d 20:00:00:20:37:c5:2d:6d
iscsi2/8 5 0x610002 20:0b:00:0b:be:77:72:42 20:0a:00:0b:be:77:72:42
Total number of flogi = 5.
show iscsi remote-node iscsi-session-detail tcp parameters
switch# sh iscsi remote-node iscsi-session-detail tcp-parameters
iSCSI Node name is iqn.1987-05.com.cisco.02.8cb3c18879bf356ce18e09679103235f.my-kayak
iSCSI alias name: MY-KAYAK
Node WWN is 20:0a:00:0b:be:77:72:42 (dynamic)
Member of vsans: 5
Number of Virtual n_ports: 1
Virtual Port WWN is 20:0a:00:0b:be:77:72:42 (dynamic)
Interface iSCSI 2/8, Portal group tag is 0x87
VSAN ID 0, FCID 0x0
No. of FC sessions: 1
No. of iSCSI sessions: 1
iSCSI session details
Target node:
Statistics:
PDU: Command: 0, Response: 0
Bytes: TX: 0, RX: 0
Number of connection: 1

Cisco MDS 9000 Series Specifications

General

Category	Switch
Operating System	Cisco NX-OS
Ports	Varies by model
Protocols	Fibre Channel (FC), Fibre Channel over IP (FCIP), iSCSI
Redundancy	Redundant supervisors, power supplies, and fans
Management	Cisco Data Center Network Manager (DCNM), CLI, SNMP
Virtualization Support	VSANs (Virtual SANs)
Security Features	Fibre Channel Security Protocol (FC-SP)
Hot Swappable Components	power supplies, fans
Power Supply Options	AC and DC options available