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8263426: Reflow JfrNetworkUtilization::send_events

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Reviewed-by: mgronlun
This commit is contained in:
Aleksey Shipilev 2021-03-12 07:58:30 +00:00
parent e25ad7309a
commit ff25939397
1 changed files with 5 additions and 5 deletions
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10
src/hotspot/share/jfr/periodic/jfrNetworkUtilization.cpp
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@ -159,11 +159,10 @@ void JfrNetworkUtilization::send_events() {
log_trace(jfr, event)("Reporting network utilization");
static JfrTicks last_sample_instant;
const JfrTicks cur_time = JfrTicks::now();
const JfrTickspan interval = last_sample_instant == 0 ? cur_time - cur_time : cur_time - last_sample_instant;
last_sample_instant = cur_time;
for (NetworkInterface *cur = network_interfaces; cur != NULL; cur = cur->next()) {
InterfaceEntry& entry = get_entry(cur);
if (interval.value() > 0) {
if (cur_time > last_sample_instant) {
const JfrTickspan interval = cur_time - last_sample_instant;
for (NetworkInterface *cur = network_interfaces; cur != NULL; cur = cur->next()) {
InterfaceEntry& entry = get_entry(cur);
const uint64_t current_bytes_in = cur->get_bytes_in();
const uint64_t current_bytes_out = cur->get_bytes_out();
const uint64_t read_rate = rate_per_second(current_bytes_in, entry.bytes_in, interval);
@ -183,6 +182,7 @@ void JfrNetworkUtilization::send_events() {
entry.bytes_out = current_bytes_out;
}
}
last_sample_instant = cur_time;
static bool is_serializer_registered = false;
if (!is_serializer_registered) {