DTrace Scripts

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kellymclaughlin edited this page Jan 17, 2013 · 3 revisions

DTrace Scripts

One-liners

Trace user object requests

dtrace -qn 'erlang<RCS_PID_HERE>:::user_trace* /arg2 == 703/ {printf("pid %s: mod %s op %s: user %s bucket/file %s\n", copyinstr(arg0), copyinstr(arg6), copyinstr(arg7), copyinstr(arg8), copyinstr(arg9));}'

Trace webmachine resource execution

dtrace -qn 'erlang<RCS_PID_HERE>:::user_trace* /arg2 == 705/ {printf("pid %s: %s:%s\n", copyinstr(arg0), copyinstr(arg6), copyinstr(arg7));}'