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Only sleep after checking all queues #98

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merged 1 commit into from
Oct 16, 2023
Merged

Only sleep after checking all queues #98

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15 changes: 7 additions & 8 deletions src/detail/IfaceWrapper.hxx
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Original file line number Diff line number Diff line change
Expand Up @@ -27,8 +27,8 @@ IfaceWrapper::rx_runner(void *arg __rte_unused) {
while(!this->m_lcore_quit_signal.load()) {

// Loop over assigned queues to process
uint8_t fb_count(0);
for (auto q : queues) {
uint8_t fb_count(0);
auto src_rx_q = q.first;
auto* q_bufs = m_bufs[src_rx_q];

Expand Down Expand Up @@ -99,15 +99,14 @@ IfaceWrapper::rx_runner(void *arg __rte_unused) {
if (nb_rx == m_burst_size) {
++fb_count;
}

// If no packets in burst...
if (!fb_count) {
// Sleep n nanoseconds... (value from config, timespec initialized in lcore first lines)
/*int response =*/ nanosleep(&sleep_request, nullptr);
}

} // per queue

// If no full buffers in burst...
if (!fb_count) {
// Sleep n nanoseconds... (value from config, timespec initialized in lcore first lines)
/*int response =*/ nanosleep(&sleep_request, nullptr);
}

} // main while(quit) loop

TLOG() << "LCore RX runner on CPU[" << lid << "] returned.";
Expand Down