Module: Profiler__
- Defined in:
- lib/profiler.rb
Constant Summary collapse
- PROFILE_PROC =
proc{|event, file, line, id, binding, klass| case event when "call", "c-call" now = Process.times[0] @@stack.push [now, 0.0] when "return", "c-return" now = Process.times[0] key = [klass, id] if tick = @@stack.pop data = (@@map[key] ||= [0, 0.0, 0.0, key]) data[0] += 1 cost = now - tick[0] data[1] += cost data[2] += cost - tick[1] @@stack[-1][1] += cost if @@stack[-1] end end }
- @@start =
internal values
@@stack = @@map = nil
Instance Method Summary collapse
Instance Method Details
#print_profile(f) ⇒ Object
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# File 'lib/profiler.rb', line 32 def print_profile(f) stop_profile total = Process.times[0] - @@start if total == 0 then total = 0.01 end data = @@map.values data.sort!{|a,b| b[2] <=> a[2]} sum = 0 f.printf " %% cumulative self self total\n" f.printf " time seconds seconds calls ms/call ms/call name\n" for d in data sum += d[2] f.printf "%6.2f %8.2f %8.2f %8d ", d[2]/total*100, sum, d[2], d[0] f.printf "%8.2f %8.2f %s\n", d[2]*1000/d[0], d[1]*1000/d[0], get_name(*d[3]) end f.printf "%6.2f %8.2f %8.2f %8d ", 0.0, total, 0.0, 1 # ??? f.printf "%8.2f %8.2f %s\n", 0.0, total*1000, "#toplevel" # ??? end |
#start_profile ⇒ Object
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# File 'lib/profiler.rb', line 23 def start_profile @@start = Process.times[0] @@stack = [] @@map = {} set_trace_func PROFILE_PROC end |
#stop_profile ⇒ Object
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# File 'lib/profiler.rb', line 29 def stop_profile set_trace_func nil end |