performance measurements

Each table row shows performance measurements for this Ruby JRuby program with a particular command-line input value N.

 N  CPU secs Elapsed secs Memory KB Code B ≈ CPU Load
500,000Failed  228   

Read the ↓ make, command line, and program output logs to see how this program was run.

Read thread-ring benchmark to see what this program should do.

 notes

jruby 1.7.11 (1.9.3p392) 2014-02-24 86339bb on Java HotSpot(TM) 64-Bit Server VM 1.8.0-b132 +indy [linux-amd64]

 thread-ring Ruby JRuby #2 program source code

# The Computer Language Benchmarks Game
# http://benchmarksgame.alioth.debian.org/
#
# contributed by Serhiy Boiko


require 'thread'
THREAD_NUM = 503
number = ARGV.first.to_i

threads = []
for i in 1..THREAD_NUM
   threads << Thread.new(i) do |thr_num|
      while true
         Thread.stop
         if number > 0
            number -= 1
         else
            puts thr_num
            exit 0
         end
      end
   end
end

prev_thread = threads.last
while true
   for thread in threads
      Thread.pass until prev_thread.stop?
      thread.run
      prev_thread = thread
   end
end

 make, command-line, and program output logs

Sun, 30 Mar 2014 07:00:01 GMT

MAKE:
mv threadring.jruby-2.jruby threadring.rb
0.01s to complete and log all make actions

COMMAND LINE:
/usr/local/src/jruby-1.7.11/bin/jruby -Xcompile.invokedynamic=true -J-server -J-Xmn512m -J-Xms2048m -J-Xmx2048m threadring.rb 500000

PROGRAM FAILED 


PROGRAM OUTPUT:
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
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291
292
293
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296
297
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299
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301
302
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305
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310
311
312
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314
315
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320
321
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323
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326
327
328
329
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331
332
333
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351
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491
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498
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500
501
502
503
1
2
3
4
5
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18

ThreadError: killed thread
   wakeup at org/jruby/RubyThread.java:835
      run at org/jruby/RubyThread.java:982
  __for__ at threadring.rb:30
     each at org/jruby/RubyArray.java:1613
   (root) at threadring.rb:28

Revised BSD license

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