[dpdk-dev] [PATCH v2] ethdev: add Rx error counters for missed, badcrc and badlen packets
De Lara Guarch, Pablo
pablo.de.lara.guarch at intel.com
Tue Jun 17 11:17:45 CEST 2014
> -----Original Message-----
> From: Thomas Monjalon [mailto:thomas.monjalon at 6wind.com]
> Sent: Thursday, June 12, 2014 10:56 PM
> To: dev at dpdk.org
> Cc: david.marchand at 6wind.com; De Lara Guarch, Pablo; Ivan Boule
> Subject: [PATCH v2] ethdev: add Rx error counters for missed, badcrc and
> badlen packets
>
> From: Ivan Boule <ivan.boule at 6wind.com>
>
> Split input error stats to have a better understanding of why packets
> have been dropped.
> Keep ierrors field untouched for backward compatibility.
>
> Signed-off-by: Ivan Boule <ivan.boule at 6wind.com>
> Signed-off-by: David Marchand <david.marchand at 6wind.com>
> Signed-off-by: Thomas Monjalon <thomas.monjalon at 6wind.com>
> ---
> app/test-pmd/config.c | 24 +++++++++++++++++-------
> app/test-pmd/testpmd.c | 34 ++++++++++++++++++++--------------
> examples/load_balancer/runtime.c | 2 +-
> lib/librte_ether/rte_ethdev.h | 3 +++
> lib/librte_pmd_e1000/em_ethdev.c | 9 +++++++--
> lib/librte_pmd_e1000/igb_ethdev.c | 9 +++++++--
> lib/librte_pmd_ixgbe/ixgbe_ethdev.c | 12 +++++++++---
> 7 files changed, 64 insertions(+), 29 deletions(-)
>
> changes in v2:
> - fix alignments when displaying fwd and nic statistics in testpmd
>
> diff --git a/app/test-pmd/config.c b/app/test-pmd/config.c
> index e0298c6..2137fd3 100644
> --- a/app/test-pmd/config.c
> +++ b/app/test-pmd/config.c
> @@ -126,19 +126,29 @@ nic_stats_display(portid_t port_id)
> nic_stats_border, port_id, nic_stats_border);
>
> if ((!port->rx_queue_stats_mapping_enabled) && (!port-
> >tx_queue_stats_mapping_enabled)) {
> - printf(" RX-packets: %-10"PRIu64" RX-errors: %-
> 10"PRIu64"RX-bytes: "
> - "%-"PRIu64"\n"
> - " TX-packets: %-10"PRIu64" TX-errors: %-10"PRIu64"TX-
> bytes: "
> + printf(" RX-packets: %-10"PRIu64" RX-missed: %-10"PRIu64"
> RX-bytes: "
> + "%-"PRIu64"\n",
> + stats.ipackets, stats.imissed, stats.ibytes);
> + printf(" RX-badcrc: %-10"PRIu64" RX-badlen: %-10"PRIu64"
> RX-errors: "
> + "%-"PRIu64"\n",
> + stats.ibadcrc, stats.ibadlen, stats.ierrors);
> + printf(" RX-nombuf: %-10"PRIu64"\n",
> + stats.rx_nombuf);
> + printf(" TX-packets: %-10"PRIu64" TX-errors: %-10"PRIu64"
> TX-bytes: "
> "%-"PRIu64"\n",
> - stats.ipackets, stats.ierrors, stats.ibytes,
> stats.opackets, stats.oerrors, stats.obytes);
> }
> else {
> printf(" RX-packets: %10"PRIu64" RX-errors:
> %10"PRIu64
> - " RX-bytes: %10"PRIu64"\n"
> - " TX-packets: %10"PRIu64" TX-errors:
> %10"PRIu64
> + " RX-bytes: %10"PRIu64"\n",
> + stats.ipackets, stats.ierrors, stats.ibytes);
> + printf(" RX-badcrc: %10"PRIu64" RX-badlen:
> %10"PRIu64
> + " RX-errors: %10"PRIu64"\n",
> + stats.ibadcrc, stats.ibadlen, stats.ierrors);
> + printf(" RX-nombuf: %10"PRIu64"\n",
> + stats.rx_nombuf);
> + printf(" TX-packets: %10"PRIu64" TX-errors:
> %10"PRIu64
> " TX-bytes: %10"PRIu64"\n",
> - stats.ipackets, stats.ierrors, stats.ibytes,
> stats.opackets, stats.oerrors, stats.obytes);
> }
>
> diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
> index 2529dc3..0727fb3 100644
> --- a/app/test-pmd/testpmd.c
> +++ b/app/test-pmd/testpmd.c
> @@ -770,39 +770,45 @@ fwd_port_stats_display(portid_t port_id, struct
> rte_eth_stats *stats)
> if ((!port->rx_queue_stats_mapping_enabled) && (!port-
> >tx_queue_stats_mapping_enabled)) {
> printf(" RX-packets: %-14"PRIu64" RX-dropped: %-
> 14"PRIu64"RX-total: "
> "%-"PRIu64"\n",
> - stats->ipackets, stats->ierrors,
> - (uint64_t) (stats->ipackets + stats->ierrors));
> + stats->ipackets, stats->imissed,
> + (uint64_t) (stats->ipackets + stats->imissed));
>
> if (cur_fwd_eng == &csum_fwd_engine)
> printf(" Bad-ipcsum: %-14"PRIu64" Bad-l4csum: %-
> 14"PRIu64" \n",
> port->rx_bad_ip_csum, port->rx_bad_l4_csum);
> + if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
> + printf(" RX-badcrc: %-14"PRIu64" RX-badlen: %-
> 14"PRIu64
> + "RX-error: %-"PRIu64"\n",
> + stats->ibadcrc, stats->ibadlen, stats->ierrors);
> + printf(" RX-nombufs: %-14"PRIu64"\n", stats-
> >rx_nombuf);
> + }
>
> printf(" TX-packets: %-14"PRIu64" TX-dropped: %-
> 14"PRIu64"TX-total: "
> "%-"PRIu64"\n",
> stats->opackets, port->tx_dropped,
> (uint64_t) (stats->opackets + port->tx_dropped));
> -
> - if (stats->rx_nombuf > 0)
> - printf(" RX-nombufs: %-14"PRIu64"\n", stats-
> >rx_nombuf);
> -
> }
> else {
> printf(" RX-packets: %14"PRIu64" RX-
> dropped:%14"PRIu64" RX-total:"
> "%14"PRIu64"\n",
> - stats->ipackets, stats->ierrors,
> - (uint64_t) (stats->ipackets + stats->ierrors));
> + stats->ipackets, stats->imissed,
> + (uint64_t) (stats->ipackets + stats->imissed));
>
> if (cur_fwd_eng == &csum_fwd_engine)
> printf(" Bad-ipcsum:%14"PRIu64" Bad-
> l4csum:%14"PRIu64"\n",
> port->rx_bad_ip_csum, port->rx_bad_l4_csum);
> + if (((stats->ierrors - stats->imissed) + stats->rx_nombuf) > 0) {
> + printf(" RX-badcrc: %14"PRIu64" RX-badlen:
> %14"PRIu64
> + " RX-error:%"PRIu64"\n",
> + stats->ibadcrc, stats->ibadlen, stats->ierrors);
> + printf(" RX-nombufs: %14"PRIu64"\n",
> + stats->rx_nombuf);
> + }
>
> printf(" TX-packets: %14"PRIu64" TX-
> dropped:%14"PRIu64" TX-total:"
> "%14"PRIu64"\n",
> stats->opackets, port->tx_dropped,
> (uint64_t) (stats->opackets + port->tx_dropped));
> -
> - if (stats->rx_nombuf > 0)
> - printf(" RX-nombufs:%14"PRIu64"\n", stats-
> >rx_nombuf);
> }
>
> /* Display statistics of XON/XOFF pause frames, if any. */
> @@ -1164,8 +1170,8 @@ stop_packet_forwarding(void)
> port->stats.ibytes = 0;
> stats.obytes -= port->stats.obytes;
> port->stats.obytes = 0;
> - stats.ierrors -= port->stats.ierrors;
> - port->stats.ierrors = 0;
> + stats.imissed -= port->stats.imissed;
> + port->stats.imissed = 0;
> stats.oerrors -= port->stats.oerrors;
> port->stats.oerrors = 0;
> stats.rx_nombuf -= port->stats.rx_nombuf;
> @@ -1177,7 +1183,7 @@ stop_packet_forwarding(void)
>
> total_recv += stats.ipackets;
> total_xmit += stats.opackets;
> - total_rx_dropped += stats.ierrors;
> + total_rx_dropped += stats.imissed;
> total_tx_dropped += port->tx_dropped;
> total_rx_nombuf += stats.rx_nombuf;
>
> diff --git a/examples/load_balancer/runtime.c
> b/examples/load_balancer/runtime.c
> index 438224a..9612392 100644
> --- a/examples/load_balancer/runtime.c
> +++ b/examples/load_balancer/runtime.c
> @@ -215,7 +215,7 @@ app_lcore_io_rx(
> printf("I/O RX %u in (NIC port %u): NIC drop ratio =
> %.2f avg burst size = %.2f\n",
> lcore,
> (unsigned) port,
> - (double) stats.ierrors / (double) (stats.ierrors
> + stats.ipackets),
> + (double) stats.imissed / (double)
> (stats.imissed + stats.ipackets),
> ((double) lp->rx.nic_queues_count[i]) /
> ((double) lp->rx.nic_queues_iters[i]));
> lp->rx.nic_queues_iters[i] = 0;
> lp->rx.nic_queues_count[i] = 0;
> diff --git a/lib/librte_ether/rte_ethdev.h b/lib/librte_ether/rte_ethdev.h
> index 202c899..807aa42 100644
> --- a/lib/librte_ether/rte_ethdev.h
> +++ b/lib/librte_ether/rte_ethdev.h
> @@ -186,6 +186,9 @@ struct rte_eth_stats {
> uint64_t opackets; /**< Total number of successfully transmitted
> packets.*/
> uint64_t ibytes; /**< Total number of successfully received bytes.
> */
> uint64_t obytes; /**< Total number of successfully transmitted
> bytes. */
> + uint64_t imissed; /**< Total of RX missed packets (e.g full FIFO). */
> + uint64_t ibadcrc; /**< Total of RX packets with CRC error. */
> + uint64_t ibadlen; /**< Total of RX packets with bad length. */
> uint64_t ierrors; /**< Total number of erroneous received packets.
> */
> uint64_t oerrors; /**< Total number of failed transmitted packets.
> */
> uint64_t imcasts; /**< Total number of multicast received packets.
> */
> diff --git a/lib/librte_pmd_e1000/em_ethdev.c
> b/lib/librte_pmd_e1000/em_ethdev.c
> index 398838f..ef2408c 100644
> --- a/lib/librte_pmd_e1000/em_ethdev.c
> +++ b/lib/librte_pmd_e1000/em_ethdev.c
> @@ -793,8 +793,13 @@ eth_em_stats_get(struct rte_eth_dev *dev, struct
> rte_eth_stats *rte_stats)
> return;
>
> /* Rx Errors */
> - rte_stats->ierrors = stats->rxerrc + stats->crcerrs + stats->algnerrc +
> - stats->ruc + stats->roc + stats->mpc + stats->cexterr;
> + rte_stats->ibadcrc = stats->crcerrs;
> + rte_stats->ibadlen = stats->rlec + stats->ruc + stats->roc;
> + rte_stats->imissed = stats->mpc;
> + rte_stats->ierrors = rte_stats->ibadcrc +
> + rte_stats->ibadlen +
> + rte_stats->imissed +
> + stats->rxerrc + stats->algnerrc + stats->cexterr;
>
> /* Tx Errors */
> rte_stats->oerrors = stats->ecol + stats->latecol;
> diff --git a/lib/librte_pmd_e1000/igb_ethdev.c
> b/lib/librte_pmd_e1000/igb_ethdev.c
> index f043c28..b24bf0a 100644
> --- a/lib/librte_pmd_e1000/igb_ethdev.c
> +++ b/lib/librte_pmd_e1000/igb_ethdev.c
> @@ -1138,8 +1138,13 @@ eth_igb_stats_get(struct rte_eth_dev *dev, struct
> rte_eth_stats *rte_stats)
> return;
>
> /* Rx Errors */
> - rte_stats->ierrors = stats->rxerrc + stats->crcerrs + stats->algnerrc +
> - stats->ruc + stats->roc + stats->mpc + stats->cexterr;
> + rte_stats->ibadcrc = stats->crcerrs;
> + rte_stats->ibadlen = stats->rlec + stats->ruc + stats->roc;
> + rte_stats->imissed = stats->mpc;
> + rte_stats->ierrors = rte_stats->ibadcrc +
> + rte_stats->ibadlen +
> + rte_stats->imissed +
> + stats->rxerrc + stats->algnerrc + stats->cexterr;
>
> /* Tx Errors */
> rte_stats->oerrors = stats->ecol + stats->latecol;
> diff --git a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> index 5f6a0f7..e2988e5 100644
> --- a/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> +++ b/lib/librte_pmd_ixgbe/ixgbe_ethdev.c
> @@ -1816,9 +1816,15 @@ ixgbe_dev_stats_get(struct rte_eth_dev *dev,
> struct rte_eth_stats *stats)
> }
>
> /* Rx Errors */
> - stats->ierrors = total_missed_rx + hw_stats->crcerrs +
> - hw_stats->rlec;
> -
> + stats->ibadcrc = hw_stats->crcerrs;
> + stats->ibadlen = hw_stats->rlec + hw_stats->ruc + hw_stats->roc;
> + stats->imissed = total_missed_rx;
> + stats->ierrors = stats->ibadcrc +
> + stats->ibadlen +
> + stats->imissed +
> + hw_stats->illerrc + hw_stats->errbc;
> +
> + /* Tx Errors */
> stats->oerrors = 0;
>
> /* XON/XOFF pause frames */
> --
> 2.0.0
Acked-by: Pablo de Lara <pablo.de.lara.guarch at intel.com>
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