DTrace HotSpot probes samples+
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=============================+
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+
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This directory contains the list of D scripts which could be used to trace+
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Java application with help of Solaris(tm) 10 Dynamic Tracing (DTrace)+
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probes.+
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+
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The directory is organized as:+
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+
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* helpers/+
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+
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  This directory contains the auxiliary script to launch Java application+
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  with D script to debug. See more comments in the scripts.+
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+
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* hotspot/+
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  +
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  This directory contains D scripts which demonstrate usage of 'hotspot'+
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  provider probes.+
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+
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+
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* hotspot_jni/+
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+
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  This directory contains D scripts which demonstrate usage of 'hotspot_jni'+
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  provider probes.+
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+
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+
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+
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Requirements to run DTrace+
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==========================+
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+
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1. dtrace framework should be installed; (check if /usr/sbin/dtrace exists)+
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+
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2. the user should have the following rights: +
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   dtrace_proc, dtrace_user, dtrace_kernel+
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+
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    To give a user a privilege on login, insert a line into the +
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    /etc/user_attr file of the form: +
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    user-name::::defaultpriv=basic,dtrace_proc,dtrace_user,dtrace_kernel+
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+
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    or+
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+
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    To give a running process an DTrace privilege, use the ppriv(1) command:+
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    # ppriv -s A+privilege process-ID+
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