[#42344] [ruby-trunk - Feature #5964][Open] Make Symbols an Alternate Syntax for Strings — Tom Wardrop <tom@...>

23 messages 2012/02/03

[#42443] [ruby-trunk - Bug #5985][Open] miniruby skews "make benchmark" results — Eric Wong <normalperson@...>

21 messages 2012/02/08

[#42444] [ruby-trunk - Bug #5986][Open] Segmentation Fault — Luis Matta <levmatta@...>

16 messages 2012/02/08

[#42471] [ruby-trunk - Feature #5995][Open] calling io_advise_internal() in read_all() — Masaki Matsushita <glass.saga@...>

20 messages 2012/02/10

[#42560] [ruby-trunk - Bug #6011][Open] ruby-1.9.3-p0/lib/webrick/utils.rb:184: [BUG] Segmentation fault — Vit Ondruch <v.ondruch@...>

12 messages 2012/02/13

[#42579] [ruby-trunk - Bug #6012][Open] Proc#source_location also return the column — Roger Pack <rogerpack2005@...>

14 messages 2012/02/14

[#42685] [ruby-trunk - Bug #6036][Open] Test failures in Fedora Rawhide/17 — Bohuslav Kabrda <bkabrda@...>

14 messages 2012/02/16

[#42697] [ruby-trunk - Bug #6040][Open] Transcoding test failure: Big5 to UTF8 not defined (MinGW) — Luis Lavena <luislavena@...>

10 messages 2012/02/16

[#42813] [ruby-trunk - Feature #6065][Open] Allow Bignum marshalling/unmarshalling from C API — Martin Bosslet <Martin.Bosslet@...>

22 messages 2012/02/23

[#42815] [ruby-trunk - Bug #6066][Open] Fix "control may reach end of non-void function" warnings for clang — Eric Hodel <[email protected]>

15 messages 2012/02/23

[#42857] [ruby-trunk - Feature #6074][Open] Allow alias arguments to have a comma — Thomas Sawyer <transfire@...>

20 messages 2012/02/24

[#42891] [ruby-trunk - Feature #6083][Open] Hide a Bignum definition — Koichi Sasada <redmine@...>

23 messages 2012/02/25

[#42906] [ruby-trunk - Bug #6085][Open] Treatment of Wrong Number of Arguments — Marc-Andre Lafortune <ruby-core@...>

14 messages 2012/02/25

[#42949] [ruby-trunk - Bug #6089][Open] Test suite fails with OpenSSL 1.0.1 — Vit Ondruch <v.ondruch@...>

13 messages 2012/02/26

[ruby-core:43005] Re: 50$ for answering my stackoverflow question about Ruby and GIL

From: Eric Hodel <[email protected]>
Date: 2012-02-28 16:07:56 UTC
List: ruby-core #43005
On Feb 28, 2012, at 2:43, Grigory Petrov <[email protected]> wrote:

>> This test code doesn't show switch time, it shows how fast two ruby threa=
ds can append items to a list.  Each thread may switch multiple times during=
 appending the item, or may not switch at all, but resume executing the same=
 thread.
>=20
> Ok, i spelled it incorrectly. The test code shows amount of time a
> Ruby thread is working before scheduler suspends it (due to GIL) and
> gives time to another Ruby thread. This may or may not correlate with
> physical threads - i'm not very good with Ruby scheduling code on
> different OS'es.
>=20
> For example, if resulting list looks like [ 1, 2, 1, 2, 1, 2, 1, 2, 1,
> 2, 1, 2 ] i can say that scheduler gives threads a small splice. And
> if resulting list looks like [ 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2 ] =3D
> splice is big.

You can't draw that conclusion from the output since you don't know if threa=
d 2 ran between the third and fourth 1 in the Array, but not long enough to a=
ppend a 2 to the list.

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