IBM DR550 User Manual

Page 119

IBM System Storage DR550

Version 3.0 ------17 March 2006

Page 119

IBM Storage Systems

c. Does the same problem occur elsewhere? Is only one machine experiencing the

problem or are multiple machines experiencing the same problem?

d. Have any hardware, software, or configuration changes been made recently?
e. If a change has been made recently, were all required prerequisites met before the

change was made?

4. Gather information from the system. Use the following worksheet as a guide.

Questions

Responses

1. Problem Definition

2. Time/Date of Failure

3. How was the problem detected?

Does the problem existing on
multiple machines?

Was the error detected by a
user?

Was the error detected by the
system?

Which management interface
exhibited the problem? For
example, TSM, SMIT, or CLI?

4. Are any error LEDs lit? If yes,

which hardware product?

5. Is there a service request

number displayed on the
server?

6. For error messages, is the

message prefix, ANR, ANS, or
ANE. If yes, the message was
generated by System Storage
Archive Manager.

7. Have any recent changes been

made to the network, system
software, or hardware?

8. Can the DS4000 storage be

accessed?

9. Can the DR550 ping another

client or host on the network?

Once you have gathered sufficient information about the problem use the following table to decide
where to start problem diagnosis.