Mercurial > hg > truffle
comparison src/share/vm/memory/metaspace.hpp @ 10405:f2110083203d
8005849: JEP 167: Event-Based JVM Tracing
Reviewed-by: acorn, coleenp, sla
Contributed-by: Karen Kinnear <karen.kinnear@oracle.com>, Bengt Rutisson <bengt.rutisson@oracle.com>, Calvin Cheung <calvin.cheung@oracle.com>, Erik Gahlin <erik.gahlin@oracle.com>, Erik Helin <erik.helin@oracle.com>, Jesper Wilhelmsson <jesper.wilhelmsson@oracle.com>, Keith McGuigan <keith.mcguigan@oracle.com>, Mattias Tobiasson <mattias.tobiasson@oracle.com>, Markus Gronlund <markus.gronlund@oracle.com>, Mikael Auno <mikael.auno@oracle.com>, Nils Eliasson <nils.eliasson@oracle.com>, Nils Loodin <nils.loodin@oracle.com>, Rickard Backman <rickard.backman@oracle.com>, Staffan Larsen <staffan.larsen@oracle.com>, Stefan Karlsson <stefan.karlsson@oracle.com>, Yekaterina Kantserova <yekaterina.kantserova@oracle.com>
author | sla |
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date | Mon, 10 Jun 2013 11:30:51 +0200 |
parents | a1ebd310d5c1 |
children | 740e263c80c6 |
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10404:d0add7016434 | 10405:f2110083203d |
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191 | 191 |
192 void iterate(AllocRecordClosure *closure); | 192 void iterate(AllocRecordClosure *closure); |
193 }; | 193 }; |
194 | 194 |
195 class MetaspaceAux : AllStatic { | 195 class MetaspaceAux : AllStatic { |
196 | 196 static size_t free_chunks_total(Metaspace::MetadataType mdtype); |
197 static size_t free_chunks_total_in_bytes(Metaspace::MetadataType mdtype); | |
198 | |
199 public: | |
197 // Statistics for class space and data space in metaspace. | 200 // Statistics for class space and data space in metaspace. |
198 | 201 |
199 // These methods iterate over the classloader data graph | 202 // These methods iterate over the classloader data graph |
200 // for the given Metaspace type. These are slow. | 203 // for the given Metaspace type. These are slow. |
201 static size_t used_bytes_slow(Metaspace::MetadataType mdtype); | 204 static size_t used_bytes_slow(Metaspace::MetadataType mdtype); |
203 static size_t capacity_bytes_slow(Metaspace::MetadataType mdtype); | 206 static size_t capacity_bytes_slow(Metaspace::MetadataType mdtype); |
204 | 207 |
205 // Iterates over the virtual space list. | 208 // Iterates over the virtual space list. |
206 static size_t reserved_in_bytes(Metaspace::MetadataType mdtype); | 209 static size_t reserved_in_bytes(Metaspace::MetadataType mdtype); |
207 | 210 |
208 static size_t free_chunks_total(Metaspace::MetadataType mdtype); | |
209 static size_t free_chunks_total_in_bytes(Metaspace::MetadataType mdtype); | |
210 | |
211 public: | |
212 // Running sum of space in all Metachunks that has been | 211 // Running sum of space in all Metachunks that has been |
213 // allocated to a Metaspace. This is used instead of | 212 // allocated to a Metaspace. This is used instead of |
214 // iterating over all the classloaders. One for each | 213 // iterating over all the classloaders. One for each |
215 // type of Metadata | 214 // type of Metadata |
216 static size_t _allocated_capacity_words[Metaspace:: MetadataTypeCount]; | 215 static size_t _allocated_capacity_words[Metaspace:: MetadataTypeCount]; |