Using the crash log – HP StorageWorks IP Storage Router User Manual

Page 200

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Maintaining and Managing the Storage Router

200

IP Storage Router SR2122-2 User Guide

Using the Crash Log

If the storage router experiences an unexpected problem that forces it to
automatically reboot, a special log file is generated. The file is named crash.txt
and is stored in the log directory (/ata4/log). You can display the contents of
this file to the console using the show crash command.

To save the show crash command output, redirect the output of your console
using the logging facilities for your specific console interface. Depending on your
console interface and scroll buffer size, you may also be able to copy and paste the
contents from your console into an ASCII text file.

The crash log provides the following information:

Exception information

Boot information, including the kernel version and creation date

Software information

A list of all tasks, including entry point, task ID and priority for each task

Task registers and stack trace for each task in the task list

Net job ring

A list of all modules, including module ID, data start addresses, and so on.

A list of all devices and associated drivers

A list of all drivers, including the number of create, delete, open, close, read,
write, and I/O control actions performed

A list of free memory addresses and a summary of memory usage information

A list of open file descriptors

Network interface information, including flags, interface type, addresses, and
MTU information for all storage router interfaces

The storage router route table

The ARP table

The storage router host table

Active Internet connection information, including PCB, connection type (TCP
or UDP), receive and send queues, local and foreign addresses, and state for
each connection

Routing statistics

IP statistics

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