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Date._strptime performance compared by iterations
Raw
gistfile1.txt
1,000 times Date._strptime('2001-02-03', '%Y-%m-%d')
user system total real
mri 2.4.1 0.000000 0.000000 0.110000 ( 0.261414)
jruby 9.1.9.0 0.000000 0.000000 8.840000 ( 4.920246)
jruby (master) 0.000000 0.000000 7.410000 ( 3.804355)
10,000 times Date._strptime('2001-02-03', '%Y-%m-%d')
user system total real
mri 2.4.1 0.000000 0.000000 0.080000 ( 0.082622)
jruby 9.1.9.0 0.000000 0.000000 12.260000 ( 5.507443)
jruby (master) 0.000000 0.000000 8.500000 ( 4.096224)
100,000 times Date._strptime('2001-02-03', '%Y-%m-%d')
user system total real
mri 2.4.1 0.000000 0.000000 0.220000 ( 0.252380)
jruby 9.1.9.0 0.000000 0.000000 18.020000 ( 11.152461)
jruby (master) 0.000000 0.000000 12.880000 ( 6.405134)
1,000,000 times Date._strptime('2001-02-03', '%Y-%m-%d')
user system total real
mri 2.4.1 0.000000 0.000000 1.150000 ( 1.177237)
jruby 9.1.9.0 0.000000 0.000000 56.590000 ( 50.715796)
jruby (master) 0.000000 0.000000 18.680000 ( 13.563366)
10,000,000 times Date._strptime('2001-02-03', '%Y-%m-%d')
user system total real
mri 2.4.1 0.000000 0.000000 11.090000 ( 11.629846)
jruby 9.1.9.0 0.000000 0.000000 467.210000 (476.611497)
jruby (master) 0.000000 0.000000 94.060000 ( 93.278737)
----
$ bench/run
======================environment======================
mri 2.4.1
command: ~/.rbenv/versions/2.4.1/bin/ruby
version: ruby 2.4.1p111 (2017-03-22 revision 58053) [x86_64-darwin16]
jruby 9.1.9.0
command: ~/.rbenv/versions/jruby-9.1.9.0/bin/ruby
version: jruby 9.1.9.0 (2.3.3) 2017-05-15 28aa830 Java HotSpot(TM) 64-Bit Server VM 25.131-b11 on 1.8.0_131-b11 +jit [darwin-x86_64]
jruby (master)
command: /Users/muga/works/sources/jruby-jruby/bin/ruby
version: jruby 9.1.11.0-SNAPSHOT (2.3.3) 2017-05-26 83098f6 Java HotSpot(TM) 64-Bit Server VM 25.131-b11 on 1.8.0_131-b11 +jit [darwin-x86_64]
=============bench/strptime_Y-m-d_1000.rb==============
Rehearsal --------------------------------------------------
mri 2.4.1 0.000000 0.000000 0.080000 ( 0.174916)
jruby 9.1.9.0 0.000000 0.000000 8.530000 ( 4.905959)
jruby (master) 0.000000 0.000000 7.470000 ( 3.815092)
---------------------------------------- total: 16.080000sec
user system total real
mri 2.4.1 0.000000 0.000000 0.110000 ( 0.261414)
jruby 9.1.9.0 0.000000 0.000000 8.840000 ( 4.920246)
jruby (master) 0.000000 0.000000 7.410000 ( 3.804355)
=============bench/strptime_Y-m-d_10000.rb=============
Rehearsal --------------------------------------------------
mri 2.4.1 0.000000 0.000000 0.090000 ( 0.100312)
jruby 9.1.9.0 0.000000 0.000000 12.210000 ( 6.065443)
jruby (master) 0.000000 0.000000 8.930000 ( 4.801791)
---------------------------------------- total: 21.230000sec
user system total real
mri 2.4.1 0.000000 0.000000 0.080000 ( 0.082622)
jruby 9.1.9.0 0.000000 0.000000 12.260000 ( 5.507443)
jruby (master) 0.000000 0.000000 8.500000 ( 4.096224)
============bench/strptime_Y-m-d_100000.rb=============
Rehearsal --------------------------------------------------
mri 2.4.1 0.000000 0.000000 0.180000 ( 0.203182)
jruby 9.1.9.0 0.000000 0.000000 16.970000 ( 10.351423)
jruby (master) 0.000000 0.000000 11.740000 ( 5.938051)
---------------------------------------- total: 28.890000sec
user system total real
mri 2.4.1 0.000000 0.000000 0.220000 ( 0.252380)
jruby 9.1.9.0 0.000000 0.000000 18.020000 ( 11.152461)
jruby (master) 0.000000 0.000000 12.880000 ( 6.405134)
============bench/strptime_Y-m-d_1000000.rb============
Rehearsal --------------------------------------------------
mri 2.4.1 0.000000 0.000000 1.250000 ( 1.321995)
jruby 9.1.9.0 0.000000 0.000000 56.450000 ( 52.456212)
jruby (master) 0.000000 0.000000 19.180000 ( 13.781512)
---------------------------------------- total: 76.880000sec
user system total real
mri 2.4.1 0.000000 0.000000 1.150000 ( 1.177237)
jruby 9.1.9.0 0.000000 0.000000 56.590000 ( 50.715796)
jruby (master) 0.000000 0.000000 18.680000 ( 13.563366)
===========bench/strptime_Y-m-d_10000000.rb============
Rehearsal --------------------------------------------------
mri 2.4.1 0.000000 0.000000 10.830000 ( 11.276371)
jruby 9.1.9.0 0.000000 0.000000 467.290000 (492.318341)
jruby (master) 0.000000 0.000000 88.050000 ( 86.287003)
--------------------------------------- total: 566.170000sec
user system total real
mri 2.4.1 0.000000 0.000000 11.090000 ( 11.629846)
jruby 9.1.9.0 0.000000 0.000000 467.210000 (476.611497)
jruby (master) 0.000000 0.000000 94.060000 ( 93.278737)
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