8035815: Cache-align and pad the from card cache
Summary: The from card cache is a very frequently accessed data structure. It is essentially a 2d array of per-region values, one row of values for every GC thread. Pad and align the data structure to avoid false sharing.
Reviewed-by: stefank
author |
tschatzl |
date |
Mon, 24 Mar 2014 15:30:30 +0100 |
parents |
a61af66fc99e |
children |
|
rev |
line source |
0
|
1 README:
|
|
2 This file should be located at the top of the hotspot Mercurial repository.
|
|
3
|
|
4 See http://openjdk.java.net/ for more information about the OpenJDK.
|
|
5
|
|
6 See ../README-builds.html for complete details on build machine requirements.
|
|
7
|
|
8 Simple Build Instructions:
|
|
9
|
|
10 cd make && gnumake
|
|
11
|
|
12 The files that will be imported into the jdk build will be in the "build"
|
|
13 directory.
|
|
14
|