[#60404] is RB_GC_GUARD needed in rb_io_syswrite? — Eric Wong <normalperson@...>
I haven't gotten it to crash as-is, but it seems like we need to
4 messages
2014/02/01
[#60682] volatile usages — Eric Wong <normalperson@...>
Hi all, I went ahead and removed some use of volatile which were once
5 messages
2014/02/13
[#60794] [RFC] rearrange+pack vtm and time_object structs — Eric Wong <normalperson@...>
Extracted from addendum on top of Feature #9362 (cache-aligned objects).
4 messages
2014/02/16
[#61139] [ruby-trunk - Feature #9577] [Open] [PATCH] benchmark/driver.rb: align columns in text output — normalperson@...
Issue #9577 has been reported by Eric Wong.
3 messages
2014/02/28
[ruby-core:61065] [ruby-trunk - Bug #9518] Objects in large arrays are leaked
From:
ko1@...
Date:
2014-02-25 08:49:16 UTC
List:
ruby-core #61065
Issue #9518 has been updated by Koichi Sasada.
Yes, you are right. WB (write barrier) strategy doesn't care such case.
How many such program?
If it is popular case, we can care about it.
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Bug #9518: Objects in large arrays are leaked
https://bugs.ruby-lang.org/issues/9518#change-45462
* Author: Charlie Somerville
* Status: Open
* Priority: Normal
* Assignee:
* Category:
* Target version:
* ruby -v: ruby 2.1.0p0 (2013-12-25 revision 44422) [x86_64-darwin13.0]
* Backport: 1.9.3: UNKNOWN, 2.0.0: UNKNOWN, 2.1: UNKNOWN
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a = [nil] * 131071
loop { a << Object.new; a.pop }
# process RSS stays stable
a = [nil] * 131072
loop { a << Object.new; a.pop }
# process RSS grows quickly and never falls
It seems to be related to this bit of code: https://github.com/github/ruby/blob/2.1/gc.c#L4764-4766
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