Ruby Issue Tracking System

05/26/2015

06:29 AM Ruby master Feature #11164: Garbage collector in Ruby 2.2 provokes unexpected CoW

Here is a discussion about the source of the problem : http://stackoverflow.com/questions/30353272/garbage-collector-... tkalmus (Thomas Kalmus)

05/22/2015

11:17 AM Ruby master Feature #11164: Garbage collector in Ruby 2.2 provokes unexpected CoW

Calling the GC several times before forking the process solves the issue and I am quite surprised. I have also run th... tkalmus (Thomas Kalmus)

05/20/2015

03:06 PM Ruby master Feature #11164 (Rejected): Garbage collector in Ruby 2.2 provokes unexpected CoW

How do I prevent the GC from provoking copy-on-write, when I fork my process ? I have recently been analyzing the gar... tkalmus (Thomas Kalmus)

05/14/2015

08:32 PM Ruby master Bug #11101: Forking is killing my memory when running GC

I have looked at the thing closely and it seems that the GC is not CoW friendly for sparse arrays. If I create an arr... tkalmus (Thomas Kalmus)

04/30/2015

03:04 PM Ruby master Bug #11101: Forking is killing my memory when running GC

This is without jemalloc. I made the changes just like requested, but the issue still persists. I get what I want, wh... tkalmus (Thomas Kalmus)

04/27/2015

03:13 PM Ruby master Bug #11101 (Closed): Forking is killing my memory when running GC

Memory is duplicated when forking and calling GC in 2.2.1. The main issue here is that we are operating with huge d... tkalmus (Thomas Kalmus)