From: Ido Goshen <ido@cgstowernetworks.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>
Cc: dev@dpdk.org, Ido Goshen <ido@cgstowernetworks.com>
Subject: [dpdk-dev] [PATCH v2] net/pcap: imissed stats support
Date: Mon, 1 Feb 2021 10:30:12 +0200 [thread overview]
Message-ID: <20210201083012.28544-1-ido@cgstowernetworks.com> (raw)
In-Reply-To: <c6be02ad-5eae-505b-a849-3b20c622542e@intel.com>
Signed-off-by: Ido Goshen <ido@cgstowernetworks.com>
---
v2:
* sum all queues (rx_missed_total += fix)
* null pcap protection
* inter stop/start persistancy (counter won't reset on stop)
drivers/net/pcap/rte_eth_pcap.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/drivers/net/pcap/rte_eth_pcap.c b/drivers/net/pcap/rte_eth_pcap.c
index a32b1f3f3..18c59d61c 100644
--- a/drivers/net/pcap/rte_eth_pcap.c
+++ b/drivers/net/pcap/rte_eth_pcap.c
@@ -58,6 +58,8 @@ struct queue_stat {
volatile unsigned long pkts;
volatile unsigned long bytes;
volatile unsigned long err_pkts;
+ volatile unsigned long missed_reset;
+ volatile unsigned long missed_mnemonic;
};
struct pcap_rx_queue {
@@ -144,6 +146,19 @@ RTE_LOG_REGISTER(eth_pcap_logtype, pmd.net.pcap, NOTICE);
rte_log(RTE_LOG_ ## level, eth_pcap_logtype, \
"%s(): " fmt "\n", __func__, ##args)
+static unsigned long
+eth_pcap_stats_missed_get(struct rte_eth_dev *dev, unsigned int qid)
+{
+ const struct pmd_process_private *pp = dev->process_private;
+ pcap_t *pcap = pp->rx_pcap[qid];
+ if (!pcap)
+ return 0;
+ struct pcap_stat stat;
+ if (pcap_stats(pcap, &stat) != 0)
+ return 0;
+ return stat.ps_drop;
+}
+
static int
eth_pcap_rx_jumbo(struct rte_mempool *mb_pool, struct rte_mbuf *mbuf,
const u_char *data, uint16_t data_len)
@@ -621,6 +636,8 @@ eth_dev_stop(struct rte_eth_dev *dev)
/* Special iface case. Single pcap is open and shared between tx/rx. */
if (internals->single_iface) {
+ internals->rx_queue[0].rx_stat.missed_mnemonic =
+ eth_pcap_stats_missed_get(dev, 0);
pcap_close(pp->tx_pcap[0]);
pp->tx_pcap[0] = NULL;
pp->rx_pcap[0] = NULL;
@@ -641,6 +658,8 @@ eth_dev_stop(struct rte_eth_dev *dev)
for (i = 0; i < dev->data->nb_rx_queues; i++) {
if (pp->rx_pcap[i] != NULL) {
+ internals->rx_queue[i].rx_stat.missed_mnemonic =
+ eth_pcap_stats_missed_get(dev, i);
pcap_close(pp->rx_pcap[i]);
pp->rx_pcap[i] = NULL;
}
@@ -685,6 +704,7 @@ eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
{
unsigned int i;
unsigned long rx_packets_total = 0, rx_bytes_total = 0;
+ unsigned long rx_missed_total = 0;
unsigned long tx_packets_total = 0, tx_bytes_total = 0;
unsigned long tx_packets_err_total = 0;
const struct pmd_internals *internal = dev->data->dev_private;
@@ -695,6 +715,10 @@ eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
stats->q_ibytes[i] = internal->rx_queue[i].rx_stat.bytes;
rx_packets_total += stats->q_ipackets[i];
rx_bytes_total += stats->q_ibytes[i];
+ unsigned long rx_missed = eth_pcap_stats_missed_get(dev, i) +
+ internal->rx_queue[i].rx_stat.missed_mnemonic -
+ internal->rx_queue[i].rx_stat.missed_reset;
+ rx_missed_total += rx_missed;
}
for (i = 0; i < RTE_ETHDEV_QUEUE_STAT_CNTRS &&
@@ -708,6 +732,7 @@ eth_stats_get(struct rte_eth_dev *dev, struct rte_eth_stats *stats)
stats->ipackets = rx_packets_total;
stats->ibytes = rx_bytes_total;
+ stats->imissed = rx_missed_total;
stats->opackets = tx_packets_total;
stats->obytes = tx_bytes_total;
stats->oerrors = tx_packets_err_total;
@@ -724,6 +749,9 @@ eth_stats_reset(struct rte_eth_dev *dev)
for (i = 0; i < dev->data->nb_rx_queues; i++) {
internal->rx_queue[i].rx_stat.pkts = 0;
internal->rx_queue[i].rx_stat.bytes = 0;
+ internal->rx_queue[i].rx_stat.missed_reset =
+ eth_pcap_stats_missed_get(dev, i);
+ internal->rx_queue[i].rx_stat.missed_mnemonic = 0;
}
for (i = 0; i < dev->data->nb_tx_queues; i++) {
--
2.17.1
next prev parent reply other threads:[~2021-02-01 8:31 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-25 17:58 [dpdk-dev] [PATCH 1/1] " Ido Goshen
2021-01-28 18:10 ` Ferruh Yigit
2021-02-01 8:30 ` Ido Goshen [this message]
2021-02-01 11:48 ` [dpdk-dev] [PATCH v2] " Ferruh Yigit
2021-02-01 14:02 ` Ido Goshen
2021-02-01 16:21 ` Ferruh Yigit
2021-02-03 23:07 ` [dpdk-dev] [PATCH v3 1/1] " Ido Goshen
2021-02-04 0:13 ` Ferruh Yigit
2021-02-04 7:56 ` Ido Goshen
2021-02-04 9:26 ` Ferruh Yigit
2021-02-04 10:02 ` Ido Goshen
2021-02-04 10:27 ` Ferruh Yigit
2021-02-04 10:33 ` [dpdk-dev] [PATCH v4 " Ido Goshen
2021-02-04 18:31 ` Ferruh Yigit
2021-02-22 18:13 ` Ferruh Yigit
2021-01-28 18:20 ` [dpdk-dev] [PATCH " Ferruh Yigit
2021-02-01 8:53 ` Ido Goshen
2021-02-01 9:25 ` Ferruh Yigit
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