Hp MSA 2040 SAN Storage Manuel d'utilisateur Page 62
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62 Troubleshooting
secondary systems. Once setup is successfully completed, you can initiate replication from the SMU or
the CLI.
• For descriptions of replication-related events, see the Event Descriptions Reference Guide.
Diagnostic steps for replication setup
Can you successfully use the Remote Snap feature?
Can you view information about remote links?
Answer Possible reasons Actions
Yes System functioning properly. No action required.
No Remote Snap is not licensed on
each controller enclosure used for
replication.
Verify licensing of the optional feature per system:
• In the Configuration View panel in the SMU, right-click the
system, and select View > Overview. Within the System
Overview table, select the Licensed Features component to
display the status of licensed features.
• If the Replication feature is not enabled, obtain and install a
valid license for Remote Snap.
NOTE: Remote Snap is not supported by MSA 2040 SAS
controller enclosures.
No Compatible firmware revision
supporting Remote Snap is not
running on each system used for
replication.
Perform the following actions on each system used for replication:
• In the Configuration View panel in the SMU, right-click the
system, and select Tools > Update Firmware.
The Update Firmware panel displays currently installed firmware
versions.
• If necessary, update the controller module firmware to ensure
compatibility with other systems.
No Invalid cabling connection.
(Check cabling for each system)
Verify controller enclosure cabling.
• Verify use of proper cables.
• Verify proper cabling paths for host connections.
• Verify cabling paths between replication ports and switches on
the same fabric or network.
• Verify that cable connections are securely fastened.
• Inspect cables for damage and replace if necessary.
Table 15 Diagnostics for replication setup: Using Remote Snap feature
Answer Possible reasons Actions
Yes System functioning properly. No action required.
No Invalid login credentials • Verify user name with Manage role on remote system.
• Verify user’s password on remote system.
No Communication link is down. • Verify controller enclosure cabling (see Table 15).
• In the SMU, review event logs for indicators of a specific fault in
a host or replication data path component.
• Verify valid IP address of the network port on the remote system.
• In the Configuration View panel in the SMU, right-click the
remote system, and select Tools > Check Remote System Link.
Click Check Links.
Table 16 Diagnostics for replication setup: Viewing information about remote links
- HP MSA 2040 1
- User Guide 1
- Contents 3
- 4Contents 4
- Contents 5 5
- 6Contents 6
- 8Figures 8
- Tables 9 9
- 10 Tables 10
- 1Overview 11
- Features and benefits 12
- 2Components 13
- SERVICE−1SERVICE−2 14
- PORT 1 PORT 2 PORT 3 PORT 4 15
- Drive enclosures 16
- Transportable CompactFlash 17
- Supercapacitor pack 18
- Upgrading to MSA 2040 18
- 3Installing the enclosures 19
- 20 Installing the enclosures 20
- Testing enclosure connections 27
- Powering on/powering off 27
- Power cycle 29
- 30 Installing the enclosures 30
- 4 Connecting hosts 31
- 10GbE iSCSI protocol 32
- 1 Gb iSCSI protocol 32
- MSA 2040 SAS 33
- One server/one HBA/dual path 34
- Dual controller configuration 35
- Cabling for replication 37
- Host ports and replication 38
- Updating firmware 41
- 42 Connecting hosts 42
- Device description 43
- Obtaining IP values 43
- Host Interface 45
- Not Shown 45
- IP-address 46
- Workaround 47
- 6 Basic operation 49
- 50 Basic operation 50
- 7Troubleshooting 51
- Performing basic steps 52
- Stopping I/O 53
- Diagnostic steps 54
- Transporting cache 58
- 60 Troubleshooting 60
- Can you replicate a volume? 64
- Can you view remote systems? 64
- Sensor locations 65
- Power supply sensors 65
- Cooling fan sensors 65
- Temperature sensors 66
- 8 Support and other resources 67
- Websites 68
- Prerequisites 68
- Troubleshooting resources 68
- Typographic conventions 69
- Rack stability 69
- Customer self repair 70
- Product warranties 70
- 9 Documentation feedback 71
- 72 Documentation feedback 72
- A LED descriptions 73
- Disk drive LEDs 75
- Rear panel LEDs 76
- = FC LEDs 77
- = iSCSI LEDs 77
- SAS 1 SAS 2 79
- SAS 3 SAS 4 79
- Power supply LEDs 80
- D2700 6Gb drive enclosure 81
- 82 LED descriptions 82
- Safety requirements 83
- Management host requirements 84
- Physical requirements 85
- Environmental requirements 86
- Electrical requirements 86
- C Electrostatic discharge 87
- 88 Electrostatic discharge 88
- D SFP option for host ports 89
- Verify component operation 90
- Index 91 91
- 92 Index 92
- HP MSA 2040 User Guide 93 93
- 94 Index 94
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