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8217659: monitor_logging updates from Async Monitor Deflation project

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Reviewed-by: dholmes, coleenp, rehn
This commit is contained in:
Daniel D. Daugherty 2019-01-31 11:19:58 -05:00
parent 73ccdf3557
commit 73733d6a18
5 changed files with 432 additions and 47 deletions
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26
src/hotspot/share/runtime/synchronizer.hpp
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@ -35,10 +35,11 @@ class ObjectMonitor;
class ThreadsList;
struct DeflateMonitorCounters {
int nInuse; // currently associated with objects
int nInCirculation; // extant
int nScavenged; // reclaimed (global and per-thread)
double perThreadTimes; // per-thread scavenge times
int nInuse; // currently associated with objects
int nInCirculation; // extant
int nScavenged; // reclaimed (global and per-thread)
int perThreadScavenged; // per-thread scavenge total
double perThreadTimes; // per-thread scavenge times
};
class ObjectSynchronizer : AllStatic {
@ -153,6 +154,23 @@ class ObjectSynchronizer : AllStatic {
static void thread_local_used_oops_do(Thread* thread, OopClosure* f);
// debugging
static void audit_and_print_stats(bool on_exit);
static void chk_free_entry(JavaThread * jt, ObjectMonitor * n,
outputStream * out, int *error_cnt_p);
static void chk_global_free_list_and_count(outputStream * out,
int *error_cnt_p);
static void chk_global_in_use_list_and_count(outputStream * out,
int *error_cnt_p);
static void chk_in_use_entry(JavaThread * jt, ObjectMonitor * n,
outputStream * out, int *error_cnt_p);
static void chk_per_thread_in_use_list_and_count(JavaThread *jt,
outputStream * out,
int *error_cnt_p);
static void chk_per_thread_free_list_and_count(JavaThread *jt,
outputStream * out,
int *error_cnt_p);
static void log_in_use_monitor_details(outputStream * out, bool on_exit);
static int log_monitor_list_counts(outputStream * out);
static int verify_objmon_isinpool(ObjectMonitor *addr) PRODUCT_RETURN0;
private: