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* gc.c (gc_before_sweep): cap `malloc_limit' to

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gc_params.malloc_limit_max.  It can grow and grow with such case:
    `loop{"a" * (1024 ** 2)}'
  [Bug #9687]
  This issue is pointed by Tim Robertson.
  http://www.omniref.com/blog/blog/2014/03/27/ruby-garbage-collection-still-not-ready-for-production/



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45468 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ko1 2014-03-29 04:37:06 +00:00
parent ec02cc293d
commit 835186a322
2 changed files with 11 additions and 1 deletions
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10
ChangeLog
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@ -1,3 +1,13 @@
Sat Mar 29 13:04:22 2014 Koichi Sasada <ko1@atdot.net>
* gc.c (gc_before_sweep): cap `malloc_limit' to
gc_params.malloc_limit_max. It can grow and grow with such case:
`loop{"a" * (1024 ** 2)}'
[Bug #9687]
This issue is pointed by Tim Robertson.
http://www.omniref.com/blog/blog/2014/03/27/ruby-garbage-collection-still-not-ready-for-production/
Fri Mar 28 19:32:13 2014 Nobuyoshi Nakada <nobu@ruby-lang.org>
* struct.c (not_a_member): extract name error and use same error

2
gc.c
View file

@ -2890,7 +2890,7 @@ gc_before_sweep(rb_objspace_t *objspace)
malloc_limit = (size_t)(inc * gc_params.malloc_limit_growth_factor);
if (gc_params.malloc_limit_max > 0 && /* ignore max-check if 0 */
malloc_limit > gc_params.malloc_limit_max) {
malloc_limit = inc;
malloc_limit = gc_params.malloc_limit_max;
}
}
else {