JDK-6753547 : NUMA allocator: Invalid chunk size computation during adaptive resizing
- Type: Bug
- Component: hotspot
- Sub-Component: gc
- Affected Version: hs14
- Priority: P3
- Status: Resolved
- Resolution: Fixed
- OS: generic
- CPU: generic
- Submitted: 2008-09-28
- Updated: 2010-04-03
- Resolved: 2008-11-04
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| JDK 6 | JDK 7 | Other |
|---|---|---|
6u14Fixed  |
7Fixed |
hs14Fixed |
Description
The per-lgrp chuck size can be incorrectly computed because of the non-associativity of the floating point operations: Expression z = x1 * y / x2 with x1 <= x2 can yield z > y, which applied to chunk size computation can result in a chunk size bigger that available.
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