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HP 3PAR StoreServ 7450 4-node HP 3PAR StoreServ 7450 Storage Troubleshooting G - Page 41

License Suggested Action, Network, Format of Possible Network Exception Messages, Network Example 1

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License Suggested Action If desired, request a new or updated license from your Sales Engineer. Network Displays Ethernet issues for the Administrative and Remote Copy over IP (RCIP) networks that have been logged in the previous 24-hour sampling window. Reports if the storage system has fewer than two nodes with working admin Ethernet connections. • Check whether the number of collisions is greater than 5% of total packets in previous day's log. • Check for Ethernet errors and transmit (TX) or receive (RX) errors in previous day's log. Format of Possible Network Exception Messages Network -- "IP address change has not been completed" Network "Node:" "Errors detected on network" Network "Node:" "There is less than one day of network history for this node" Network -- "No nodes have working admin network connections" Network -- "Node has no admin network link detected" Network -- "Nodes have no admin network link detected" Network -- "checkhealth was unable to determine admin link status Network Example 1 Network -- "IP address change has not been completed" Network Suggested Action 1 The setnet command was issued to change some network parameter, such as the IP address, but the action has not been completed. Use setnet finish to complete the change, or setnet abort to cancel. Use shownet to examine the current condition. cli% shownet IP Address 192.168.56.209 192.168.56.233 Netmask/PrefixLen 255.255.255.0 255.255.255.0 Nodes Active Speed Duplex AutoNeg Status 0123 0 100 Full Yes Changing 0123 0 100 Full Yes Unverified Network Example 2 Component ---Identifier---- -----Description---------- Network Node0:Admin Errors detected on network Network Suggested Action 2 Network errors have been detected on the specified node and network interface. Commands such as shownet and shownet -d are useful for troubleshooting network problems. These commands display current network counters as checkhealth shows errors from the last logging sample. Troubleshooting Storage System Components 41

Section	Page
HP 3PAR StoreServ 7450 Storage Troubleshooting Guide	1
Contents	3
1 Identifying Storage System Components	6
Understanding Component Numbering	6
Drive Enclosures	6
Controller Nodes	7
PCIe Slots and Ports	8
I/O Modules	9
Power Cooling Modules	9
Power Distribution Units	10
Service Processor	10
2 Understanding LED Indicator Status	12
Enclosure LEDs	12
Bezels LEDs	12
Disk Drive LEDs	13
Storage System Component LEDs	13
Power Cooling Module LEDs	13
Drive PCM LEDs	15
I/O Modules LEDs	16
External Port Activity LEDs	17
Controller Node and Internal Component LEDs	18
Ethernet LEDs	19
FC Port LEDs	19
SAS Port LEDs	20
Interconnect Port LEDs	20
Fibre Channel Adapter Port LEDs	21
Converged Network Adapter Port LEDs	22
Service Processor LEDs	22
3 Powering Off/On the Storage System	25
Powering Off	25
Powering On	25
4 Alerts	27
Getting Recommended Actions	27
5 Troubleshooting	29
The checkhealth Command	29
Using the checkhealth Command	29
Troubleshooting Storage System Components	30
Alert	31
Format of Possible Alert Exception Messages	31
Alert Example	31
Alert Suggested Action	31
Cage	31
Format of Possible Cage Exception Messages	31
Cage Example 1	32
Cage Suggested Action 1	32
Cage Example 2	33
Cage Suggested Action 2	33
Cage Example 3	34
Cage Suggested Action 3	34
Cage Example 4	35
Cage Suggested Action 4	35
Cage Example 5	35
Cage Suggested Action 5	35
Data Encryption at Rest (DAR)	36
Format of Possible DAR Exception Messages	37
DAR Suggested Action	37
Dar Example 2	37
Dar Suggested Action 2	37
Date	37
Format of Possible Date Exception Messages	37
Date Example	37
Date Suggested Action	37
LD	38
Format of Possible LD Exception Messages	38
LD Example 1	38
LD Suggested Action 1	38
LD Example 2	39
LD Suggested Action 2	39
LD Example 3	39
LD Suggested Action 3	39
LD Example 4	40
LD Suggested Action 4	40
License	40
Format of Possible License Exception Messages	40
License Example	40
License Suggested Action	41
Network	41
Format of Possible Network Exception Messages	41
Network Example 1	41
Network Suggested Action 1	41
Network Example 2	41
Network Suggested Action 2	41
Node	42
Format of Possible Node Exception Messages	42
Suggested Node Action, General	42
Node Example 1	42
Node Suggested Action 1	43
Node Example 2	43
Node Suggested Action 2	43
Node Example 3	44
Node Suggested Action 3	44
PD	44
Format of Possible PD Exception Messages	45
PD Example 1	45
PD Suggested Action 1	45
PD Example 2	46
PD Suggested Action 2	46
PD Example 3	47
PD Suggested Action 3	47
PD Example 4	48
PD Suggested Action 4	48
PD Example 5	48
PD Suggested Action 5	48
PD Example 6	49
PD Suggested Action 6	49
Port	49
Format of Possible Port Exception Messages	49
Port Suggested Actions, General	49
Port Example 1	49
Port Suggested Action 1	49
Port Example 2	51
Port Suggested Action 2	51
Port Example 3	51
Port Suggested Action 3	51
Port Example 4	51
Port Suggested Action 4	51
Port Example 5	52
Port Suggested Action 5	52
RC	52
Format of Possible RC Exception Messages	52
RC Example	52
RC Suggested Action	53
SNMP	53
Format of Possible SNMP Exception Messages	53
SNMP Example	53
SNMP Suggested Action	53
Task	53
Format of Possible Task Exception Messages	53
Task Example	53
Task Suggested Action	53
VLUN	54
Format of Possible VLUN Exception Messages	54
VLUN Example	54
VLUN Suggested Action	54
VV	55
Format of Possible VV Exception Messages	55
VV Suggested Action	55
Troubleshooting Storage System Setup	55
Storage System Setup Wizard Errors	55
Collecting SmartStart Log Files	61
Collecting Service Processor Log Files	61
Contacting HP Support about System Setup	61
6 Support and Other Resources	63
Contacting HP	63
HP 3PAR documentation	63
Typographic conventions	66
HP 3PAR branding information	66

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License Suggested Action

If desired, request a new or updated license from your Sales Engineer.

Network

Displays Ethernet issues for the Administrative and Remote Copy over IP (RCIP) networks that have

been logged in the previous 24-hour sampling window. Reports if the storage system has fewer

than two nodes with working admin Ethernet connections.

•

Check whether the number of collisions is greater than 5% of total packets in previous day’s

log.

•

Check for Ethernet errors and transmit (TX) or receive (RX) errors in previous day’s log.

Format of Possible Network Exception Messages

Network -- "IP address change has not been completed"

Network "Node<node>:<type>" "Errors detected on network"

Network "Node<node>:<type>" "There is less than one day of network history for this

node"

Network -- "No nodes have working admin network connections"

Network -- "Node <node> has no admin network link detected"

Network -- "Nodes <nodelist> have no admin network link detected"

Network -- "checkhealth was unable to determine admin link status

Network Example 1

Network -- "IP address change has not been completed"

Network Suggested Action 1

The

setnet

command was issued to change some network parameter, such as the IP address,

but the action has not been completed. Use

setnet finish

to complete the change, or

setnet

abort

to cancel. Use

shownet

to examine the current condition.

cli% shownet

IP Address

Netmask/PrefixLen

Nodes

Active Speed

Duplex AutoNeg Status

192.168.56.209

255.255.255.0

0123

100

Full

Yes

Changing

192.168.56.233

255.255.255.0

0123

100

Full

Yes

Unverified

Network Example 2

Component ---Identifier---- -----Description----------

Network

Node0:Admin

Errors detected on network

Network Suggested Action 2

Network errors have been detected on the specified node and network interface. Commands such

shownet

and

shownet -d

are useful for troubleshooting network problems. These commands

display current network counters as

checkhealth

shows errors from the last logging sample.

Troubleshooting Storage System Components