[#80974] [Ruby trunk Feature#13517] [PATCH] reduce rb_mutex_t size from 160 to 80 bytes on 64-bit — ko1@...
Issue #13517 has been updated by ko1 (Koichi Sasada).
4 messages
2017/05/02
[#81024] Re: [Ruby trunk Feature#13517] [PATCH] reduce rb_mutex_t size from 160 to 80 bytes on 64-bit
— SASADA Koichi <ko1@...>
2017/05/07
sorry for late response.
[#80996] [Ruby trunk Feature#13544] Allow loading an ISeqs sequence directly from a C extension without requiring buffer is in an RVALUE — sam.saffron@...
Issue #13544 has been reported by sam.saffron (Sam Saffron).
3 messages
2017/05/04
[#81016] [Ruby trunk Bug#13526] Segmentation fault at 0x0055c2e58e8920 ruby 2.3.1p112 (2016-04-26 revision 54768) [x86_64-linux] — s.wanabe@...
Issue #13526 has been updated by wanabe (_ wanabe).
3 messages
2017/05/07
[#81048] Re: [ruby-cvs:65788] normal:r58614 (trunk): rb_execution_context_t: move stack, stack_size and cfp from rb_thread_t — SASADA Koichi <ko1@...>
It causes compile error on raspi 3.
3 messages
2017/05/09
[#81201] Re: [ruby-cvs:65935] normal:r58761 (trunk): test/test_extilibs.rb: do not check the existence of fiddle — "U.NAKAMURA" <usa@...>
Hi, Eric
4 messages
2017/05/16
[#81202] Re: [ruby-cvs:65935] normal:r58761 (trunk): test/test_extilibs.rb: do not check the existence of fiddle
— Eric Wong <normalperson@...>
2017/05/16
"U.NAKAMURA" <usa@garbagecollect.jp> wrote:
[#81427] Fwd: [ruby-changes:46809] normal:r58924 (trunk): test for IO.copy_stream CPU usage (r58534) — SASADA Koichi <ko1@...>
Hi,
6 messages
2017/05/28
[#81428] Re: Fwd: [ruby-changes:46809] normal:r58924 (trunk): test for IO.copy_stream CPU usage (r58534)
— Eric Wong <normalperson@...>
2017/05/28
SASADA Koichi <ko1@atdot.net> wrote:
[ruby-core:80985] Re: [Ruby trunk Bug#13503] Improve performance of some Time & Rational methods
From:
Eric Wong <normalperson@...>
Date:
2017-05-03 03:50:36 UTC
List:
ruby-core #80985
Eric Wong <normalperson@yhbt.net> wrote:
> Maybe CPU and compiler differences can account for this.
> What CPU and compiler are you using?
> I tested with AMD FX-8320 @ 3.5GHz + gcc (via Debian 4.9.2-10)
Here is my Pentium M laptop @ 1.60GHz (same gcc):
==> before <==
Calculating -------------------------------------
Time#subsec 877.041k (賊 4.8%) i/s - 4.376M in 5.003931s
Time#- 641.496k (賊 0.8%) i/s - 3.211M in 5.006323s
Time#round 92.460k (賊 6.2%) i/s - 461.538k in 5.010971s
Time#to_f 667.671k (賊 0.7%) i/s - 3.352M in 5.021237s
Time#to_r 363.584k (賊 1.8%) i/s - 1.827M in 5.026851s
Rational#+ 1.905M (賊 0.4%) i/s - 9.549M in 5.012380s
Rational#- 1.969M (賊 0.6%) i/s - 9.866M in 5.009592s
Rational#* 2.297M (賊 0.5%) i/s - 11.499M in 5.007220s
==> after <==
Calculating -------------------------------------
Time#subsec 851.197k (賊 3.3%) i/s - 4.266M in 5.017699s
Time#- 620.533k (賊 0.6%) i/s - 3.113M in 5.016971s
Time#round 87.844k (賊 7.1%) i/s - 438.845k in 5.021267s
Time#to_f 646.047k (賊 0.5%) i/s - 3.233M in 5.004371s
Time#to_r 346.689k (賊 1.5%) i/s - 1.738M in 5.014382s
Rational#+ 1.922M (賊 1.0%) i/s - 9.629M in 5.009889s
Rational#- 2.026M (賊 0.4%) i/s - 10.130M in 4.999171s
Rational#* 2.320M (賊 0.5%) i/s - 11.618M in 5.007548s
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