Mercurial > hg > truffle
comparison src/share/vm/gc_implementation/g1/heapRegion.hpp @ 3980:8229bd737950
7075646: G1: fix inconsistencies in the monitoring data
Summary: Fixed a few inconsistencies in the monitoring data, in particular when reported from jstat.
Reviewed-by: jmasa, brutisso, johnc
| author | tonyp |
|---|---|
| date | Fri, 23 Sep 2011 16:07:49 -0400 |
| parents | 4dfb2df418f2 |
| children | 65a8ff39a6da |
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| 3979:4dfb2df418f2 | 3980:8229bd737950 |
|---|---|
| 354 // I'm declaring them as ints. I'm not anticipating heap region | 354 // I'm declaring them as ints. I'm not anticipating heap region |
| 355 // sizes to reach anywhere near 2g, so using an int here is safe. | 355 // sizes to reach anywhere near 2g, so using an int here is safe. |
| 356 static int GrainBytes; | 356 static int GrainBytes; |
| 357 static int GrainWords; | 357 static int GrainWords; |
| 358 static int CardsPerRegion; | 358 static int CardsPerRegion; |
| 359 | |
| 360 static size_t align_up_to_region_byte_size(size_t sz) { | |
| 361 return (sz + (size_t) GrainBytes - 1) & | |
| 362 ~((1 << (size_t) LogOfHRGrainBytes) - 1); | |
| 363 } | |
| 359 | 364 |
| 360 // It sets up the heap region size (GrainBytes / GrainWords), as | 365 // It sets up the heap region size (GrainBytes / GrainWords), as |
| 361 // well as other related fields that are based on the heap region | 366 // well as other related fields that are based on the heap region |
| 362 // size (LogOfHRGrainBytes / LogOfHRGrainWords / | 367 // size (LogOfHRGrainBytes / LogOfHRGrainWords / |
| 363 // CardsPerRegion). All those fields are considered constant | 368 // CardsPerRegion). All those fields are considered constant |