stackprof with wall

gistfile1.txt

==================================
  Mode: wall(1000)
  Samples: 80 (13.98% miss rate)
  GC: 0 (0.00%)
==================================
     TOTAL    (pct)     SAMPLES    (pct)     FRAME
        41  (51.2%)          41  (51.2%)     Net::BufferedIO#rbuf_fill
        61  (76.2%)          29  (36.2%)     Net::HTTP#connect
         1   (1.2%)           1   (1.2%)     Net::HTTP#use_ssl?
         1   (1.2%)           1   (1.2%)     Net::HTTPGenericRequest#initialize
         1   (1.2%)           1   (1.2%)     Net::BufferedIO#rbuf_consume
         1   (1.2%)           1   (1.2%)     Net::ReadAdapter#initialize
         1   (1.2%)           1   (1.2%)     Net::HTTPResponse.each_response_header
         1   (1.2%)           1   (1.2%)     Net::BufferedIO#write0
         2   (2.5%)           1   (1.2%)     Net::HTTPGenericRequest#exec
         1   (1.2%)           1   (1.2%)     Net::HTTPResponse#initialize
         1   (1.2%)           1   (1.2%)     Net::BufferedIO#initialize
         1   (1.2%)           1   (1.2%)     Net::HTTP#D
        42  (52.5%)           0   (0.0%)     Net::BufferedIO#readuntil
        42  (52.5%)           0   (0.0%)     Net::BufferedIO#readline
        42  (52.5%)           0   (0.0%)     Net::HTTPResponse.read_status_line
        44  (55.0%)           0   (0.0%)     Net::HTTPResponse.read_new
        94 (117.5%)           0   (0.0%)     Net::HTTP#transport_request
        47  (58.8%)           0   (0.0%)     Net::HTTP#request
        48  (60.0%)           0   (0.0%)     Net::HTTP#request_get
         1   (1.2%)           0   (0.0%)     Net::HTTPResponse#procdest
         1   (1.2%)           0   (0.0%)     Net::HTTPResponse#read_body
         1   (1.2%)           0   (0.0%)     Net::HTTPResponse#reading_body
         1   (1.2%)           0   (0.0%)     Net::HTTPRequest#initialize
         2   (2.5%)           0   (0.0%)     Net::BufferedIO#write
         1   (1.2%)           0   (0.0%)     Net::BufferedIO#writing
         1   (1.2%)           0   (0.0%)     Net::HTTPGenericRequest#write_header
        58  (72.5%)           0   (0.0%)     #<Module:0x007fb3b5065688>.timeout
        32  (40.0%)           0   (0.0%)     Net::HTTP#do_start
        80 (100.0%)           0   (0.0%)     Net::HTTP#start
       128 (160.0%)           0   (0.0%)     Net::HTTP.get_response
        81 (101.2%)           0   (0.0%)     Net::HTTP.get_print
        80 (100.0%)           0   (0.0%)     A#http_access
        80 (100.0%)           0   (0.0%)     A#initialize
        80 (100.0%)           0   (0.0%)     block (2 levels) in <main>
        80 (100.0%)           0   (0.0%)     block in <main>
        80 (100.0%)           0   (0.0%)     <main>
        80 (100.0%)           0   (0.0%)     <main>

ruby sample.rb 0.19s user 0.06s system 60% cpu 0.397 total