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8235741: Inappropriate uses of os::javaTimeMillis()

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Reviewed-by: rehn, kbarrett, egahlin, shade
This commit is contained in:
David Holmes 2020-01-17 00:52:10 -05:00
parent d517220df6
commit 7c27f9f5dd
22 changed files with 136 additions and 104 deletions
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5
src/hotspot/share/runtime/safepoint.cpp
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@ -1142,7 +1142,6 @@ jlong SafepointTracing::_last_safepoint_begin_time_ns = 0;
jlong SafepointTracing::_last_safepoint_sync_time_ns = 0;
jlong SafepointTracing::_last_safepoint_cleanup_time_ns = 0;
jlong SafepointTracing::_last_safepoint_end_time_ns = 0;
jlong SafepointTracing::_last_safepoint_end_time_epoch_ms = 0;
jlong SafepointTracing::_last_app_time_ns = 0;
int SafepointTracing::_nof_threads = 0;
int SafepointTracing::_nof_running = 0;
@ -1155,8 +1154,6 @@ uint64_t SafepointTracing::_op_count[VM_Operation::VMOp_Terminating] = {0};
void SafepointTracing::init() {
// Application start
_last_safepoint_end_time_ns = os::javaTimeNanos();
// amount of time since epoch
_last_safepoint_end_time_epoch_ms = os::javaTimeMillis();
}
// Helper method to print the header.
@ -1256,8 +1253,6 @@ void SafepointTracing::cleanup() {
void SafepointTracing::end() {
_last_safepoint_end_time_ns = os::javaTimeNanos();
// amount of time since epoch
_last_safepoint_end_time_epoch_ms = os::javaTimeMillis();
if (_max_sync_time < (_last_safepoint_sync_time_ns - _last_safepoint_begin_time_ns)) {
_max_sync_time = _last_safepoint_sync_time_ns - _last_safepoint_begin_time_ns;