Mercurial > hg > graal-jvmci-8
comparison src/share/vm/gc_implementation/g1/g1CollectorPolicy.hpp @ 7449:37f7535e5f18
8001424: G1: Rename certain G1-specific flags
Summary: Rename G1DefaultMinNewGenPercent, G1DefaultMaxNewGenPercent, and G1OldCSetRegionLiveThresholdPercent to G1NewSizePercent, G1MaxNewSizePercent, and G1MixedGCLiveThresholdPercent respectively. The previous names are no longer accepted.
Reviewed-by: brutisso, ysr
author | johnc |
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date | Fri, 21 Dec 2012 11:45:34 -0800 |
parents | 22b8d3d181d9 |
children | 27714220e50e |
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7448:b735136e0d82 | 7449:37f7535e5f18 |
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92 // size. Also, these are general options taking byte sizes. G1 will | 92 // size. Also, these are general options taking byte sizes. G1 will |
93 // internally work with a number of regions instead. So, some rounding | 93 // internally work with a number of regions instead. So, some rounding |
94 // will occur. | 94 // will occur. |
95 // | 95 // |
96 // If nothing related to the the young gen size is set on the command | 96 // If nothing related to the the young gen size is set on the command |
97 // line we should allow the young gen to be between | 97 // line we should allow the young gen to be between G1NewSizePercent |
98 // G1DefaultMinNewGenPercent and G1DefaultMaxNewGenPercent of the | 98 // and G1MaxNewSizePercent of the heap size. This means that every time |
99 // heap size. This means that every time the heap size changes the | 99 // the heap size changes, the limits for the young gen size will be |
100 // limits for the young gen size will be updated. | 100 // recalculated. |
101 // | 101 // |
102 // If only -XX:NewSize is set we should use the specified value as the | 102 // If only -XX:NewSize is set we should use the specified value as the |
103 // minimum size for young gen. Still using G1DefaultMaxNewGenPercent | 103 // minimum size for young gen. Still using G1MaxNewSizePercent of the |
104 // of the heap as maximum. | 104 // heap as maximum. |
105 // | 105 // |
106 // If only -XX:MaxNewSize is set we should use the specified value as the | 106 // If only -XX:MaxNewSize is set we should use the specified value as the |
107 // maximum size for young gen. Still using G1DefaultMinNewGenPercent | 107 // maximum size for young gen. Still using G1NewSizePercent of the heap |
108 // of the heap as minimum. | 108 // as minimum. |
109 // | 109 // |
110 // If -XX:NewSize and -XX:MaxNewSize are both specified we use these values. | 110 // If -XX:NewSize and -XX:MaxNewSize are both specified we use these values. |
111 // No updates when the heap size changes. There is a special case when | 111 // No updates when the heap size changes. There is a special case when |
112 // NewSize==MaxNewSize. This is interpreted as "fixed" and will use a | 112 // NewSize==MaxNewSize. This is interpreted as "fixed" and will use a |
113 // different heuristic for calculating the collection set when we do mixed | 113 // different heuristic for calculating the collection set when we do mixed |