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srsLTE
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Added computation for the metrics

This commit is contained in:
Pedro Alvarez 2021-02-15 17:41:54 +00:00
parent d34aba8065
commit 8873b7c42f
2 changed files with 14 additions and 1 deletions
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4
lib/include/srslte/upper/pdcp_entity_base.h
View File

@ -13,6 +13,7 @@
#ifndef SRSLTE_PDCP_ENTITY_BASE_H
#define SRSLTE_PDCP_ENTITY_BASE_H
#include "srslte/adt/accumulators.h"
#include "srslte/common/buffer_pool.h"
#include "srslte/common/common.h"
#include "srslte/common/interfaces_common.h"
@ -169,7 +170,8 @@ protected:
void append_mac(const unique_byte_buffer_t& sdu, uint8_t* mac);
// Metrics helpers
pdcp_bearer_metrics_t metrics = {};
pdcp_bearer_metrics_t metrics = {};
srslte::rolling_average<double> tx_pdu_ack_latency_ms;
};
inline uint32_t pdcp_entity_base::HFN(uint32_t count)

11
lib/src/upper/pdcp_entity_lte.cc
View File

@ -549,6 +549,7 @@ bool pdcp_entity_lte::store_sdu(uint32_t tx_count, const unique_byte_buffer_t& s
sdu_copy->N_bytes = sdu->N_bytes;
// Metrics
sdu_copy->set_timestamp();
metrics.num_tx_buffered_pdus++;
metrics.num_tx_buffered_pdus_bytes += sdu->N_bytes;
@ -596,10 +597,20 @@ void pdcp_entity_lte::notify_delivery(const std::vector<uint32_t>& pdcp_sns)
return;
}
// Metrics
tx_pdu_ack_latency_ms.push(std::chrono::duration_cast<std::chrono::milliseconds>(
std::chrono::high_resolution_clock::now() - it->second->get_timestamp())
.count());
metrics.num_tx_acked_bytes += it->second->N_bytes;
metrics.num_tx_buffered_pdus_bytes -= it->second->N_bytes;
metrics.num_tx_buffered_pdus--;
// If ACK'ed bytes are equal to (or exceed) PDU size, remove PDU and disarm timer.
undelivered_sdus_queue.erase(sn);
discard_timers_map.erase(sn);
}
metrics.num_tx_buffered_pdus = undelivered_sdus_queue.size();
}
/****************************************************************************