DTrace HotSpot probes samples

=============================

This directory contains the list of D scripts which could be used to trace

Java application with help of Solaris(tm) 10 Dynamic Tracing (DTrace)

probes.

The directory is organized as:

* helpers/

This directory contains the auxiliary script to launch Java application

with D script to debug. See more comments in the scripts.

* hotspot/

This directory contains D scripts which demonstrate usage of 'hotspot'

provider probes.

* hotspot_jni/

This directory contains D scripts which demonstrate usage of 'hotspot_jni'

provider probes.

Requirements to run DTrace

==========================

1. dtrace framework should be installed; (check if /usr/sbin/dtrace exists)

2. the user should have the following rights:

dtrace_proc, dtrace_user, dtrace_kernel

To give a user a privilege on login, insert a line into the

/etc/user_attr file of the form:

user-name::::defaultpriv=basic,dtrace_proc,dtrace_user,dtrace_kernel

or

To give a running process an DTrace privilege, use the ppriv(1) command:

# ppriv -s A+privilege process-ID