starttrace

Use the starttrace command to begin tracing I/O operations that are based on the option currently set for the specified object type and the list of disks to trace.

Syntax

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>>- svctask -- -- starttrace -- -- -type --+- mdisk -+---------><
                                           '- vdisk -'   

Parameters

-type mdisk | vdisk
Specifies the object type to trigger.

Description

This command starts the collection of I/O tracing information. The trace file is generated according to the options that you specified in the svctask settrace command. The disks that are traced are those that are identified in the list that is set by the svctask setdisktrace command.

The traces are written to the /dumps/iotrace directory. You can view the contents of this directory using the svcinfo lsiotracedumps command.

An invocation example

svctask starttrace -type vdisk

The resulting output

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