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comparison src/share/vm/memory/metaspace.cpp @ 6734:942bb29b20b0

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7196298: Better fix for 7195789 Reviewed-by: jcoomes, brutisso
author jmasa
date Thu, 06 Sep 2012 07:28:30 -0700
parents 5d2156bcb78b
children 11fb740ce98f
comparison
equal deleted inserted replaced
6733:fa6e618671d7 6734:942bb29b20b0
2539 #endif // PRODUCT 2539 #endif // PRODUCT
2540 2540
2541 2541
2542 // MetaspaceAux 2542 // MetaspaceAux
2543 2543
2544 size_t MetaspaceAux::used_in_bytes_unsafe(Metaspace::MetadataType mdtype) { 2544 size_t MetaspaceAux::used_in_bytes(Metaspace::MetadataType mdtype) {
2545 size_t used = 0; 2545 size_t used = 0;
2546 ClassLoaderDataGraphMetaspaceIterator iter; 2546 ClassLoaderDataGraphMetaspaceIterator iter;
2547 while (iter.repeat()) { 2547 while (iter.repeat()) {
2548 Metaspace* msp = iter.get_next(); 2548 Metaspace* msp = iter.get_next();
2549 // Sum allocation_total for each metaspace 2549 // Sum allocation_total for each metaspace
2550 if (msp != NULL) { 2550 if (msp != NULL) {
2551 used += msp->used_words(mdtype); 2551 used += msp->used_words(mdtype);
2552 }
2553 }
2554 return used * BytesPerWord;
2555 }
2556
2557 size_t MetaspaceAux::used_in_bytes(Metaspace::MetadataType mdtype) {
2558 assert(SafepointSynchronize::is_at_safepoint(),
2559 "Consistency checks require being at a safepoint");
2560 size_t used = 0;
2561 #ifdef ASSERT
2562 size_t free = 0;
2563 size_t capacity = 0;
2564 #endif
2565 ClassLoaderDataGraphMetaspaceIterator iter;
2566 while (iter.repeat()) {
2567 Metaspace* msp = iter.get_next();
2568 // Sum allocation_total for each metaspace
2569 if (msp != NULL) {
2570 used += msp->used_words(mdtype);
2571 #ifdef ASSERT
2572 free += msp->free_words(mdtype);
2573 capacity += msp->capacity_words(mdtype);
2574 assert(used + free == capacity,
2575 err_msg("Accounting is wrong used " SIZE_FORMAT
2576 " free " SIZE_FORMAT " capacity " SIZE_FORMAT,
2577 used, free, capacity));
2578 #endif
2579 } 2552 }
2580 } 2553 }
2581 return used * BytesPerWord; 2554 return used * BytesPerWord;
2582 } 2555 }
2583 2556
2659 Metaspace::MetadataType nct = Metaspace::NonClassType; 2632 Metaspace::MetadataType nct = Metaspace::NonClassType;
2660 2633
2661 out->print_cr(" Metaspace total " 2634 out->print_cr(" Metaspace total "
2662 SIZE_FORMAT "K, used " SIZE_FORMAT "K," 2635 SIZE_FORMAT "K, used " SIZE_FORMAT "K,"
2663 " reserved " SIZE_FORMAT "K", 2636 " reserved " SIZE_FORMAT "K",
2664 capacity_in_bytes()/K, used_in_bytes_unsafe()/K, reserved_in_bytes()/K); 2637 capacity_in_bytes()/K, used_in_bytes()/K, reserved_in_bytes()/K);
2665 out->print_cr(" data space " 2638 out->print_cr(" data space "
2666 SIZE_FORMAT "K, used " SIZE_FORMAT "K," 2639 SIZE_FORMAT "K, used " SIZE_FORMAT "K,"
2667 " reserved " SIZE_FORMAT "K", 2640 " reserved " SIZE_FORMAT "K",
2668 capacity_in_bytes(nct)/K, used_in_bytes_unsafe(nct)/K, reserved_in_bytes(nct)/K); 2641 capacity_in_bytes(nct)/K, used_in_bytes(nct)/K, reserved_in_bytes(nct)/K);
2669 out->print_cr(" class space " 2642 out->print_cr(" class space "
2670 SIZE_FORMAT "K, used " SIZE_FORMAT "K," 2643 SIZE_FORMAT "K, used " SIZE_FORMAT "K,"
2671 " reserved " SIZE_FORMAT "K", 2644 " reserved " SIZE_FORMAT "K",
2672 capacity_in_bytes(ct)/K, used_in_bytes_unsafe(ct)/K, reserved_in_bytes(ct)/K); 2645 capacity_in_bytes(ct)/K, used_in_bytes(ct)/K, reserved_in_bytes(ct)/K);
2673 } 2646 }
2674 2647
2675 // Print information for class space and data space separately. 2648 // Print information for class space and data space separately.
2676 // This is almost the same as above. 2649 // This is almost the same as above.
2677 void MetaspaceAux::print_on(outputStream* out, Metaspace::MetadataType mdtype) { 2650 void MetaspaceAux::print_on(outputStream* out, Metaspace::MetadataType mdtype) {