$ jruby -v
jruby 1.7.0 (1.9.3p203) 2012-10-22 ff1ebbe on Java HotSpot(TM) 64-Bit Server VM 1.6.0_33-b03-424-10M3720 [darwin-x86_64]
$ time jruby -e 'require "rubygems"; require "active_support"'
real 0m1.426s
user 0m2.681s
sys 0m0.180s
$ export JAVA_OPTS='-d32' # switch to 32-bit client mode
$ jruby -v
jruby 1.7.0 (1.9.3p203) 2012-10-22 ff1ebbe on Java HotSpot(TM) Client VM 1.6.0_33-b03-424-10M3720 [darwin-i386]
$ time jruby -e 'require "rubygems"; require "active_support"'
real 0m1.372s
user 0m1.274s
sys 0m0.179s
$ time jruby -e 'require "rubygems"; require "active_support"'
real 0m1.088s
user 0m1.250s
sys 0m0.109s
$ time jruby -e 'require "rubygems"; require "active_support"'
real 0m1.083s
user 0m1.245s
sys 0m0.108s
Created
October 23, 2012 14:53
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jruby 1.7.0 startup time with client mode
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