The NIC's imissed counter increments when the x710 VF uses dpdk-l2fwd for data forwarding.
http://bugs.dpdk.org/show_bug.cgi?id=1938
Bug ID: 1938
Summary: The NIC's imissed counter increments when the x710 VF
uses dpdk-l2fwd for data forwarding.
Product: DPDK
Version: 24.11
Hardware: All
OS: All
Status: UNCONFIRMED
Severity: normal
Priority: Normal
Component: ethdev
Assignee: [email protected]
Reporter: [email protected]Target Milestone: ---
With the i40e driver (v2.18.9, firmware 0x8000c407 1.3295.0) and DPDK v24.11.5-rc1, aarch64 and ubuntu2204 system, when dpdk-l2fwd takes over the VF for forwarding, injecting 500 Mbps of UDP traffic via pktgen results in an incrementing imissed counter retrieved via rte_eth_stats_get().
Port statistics ==================================== Statistics for port 0 ------------------------------
Packets sent: 6784279
Packets received: 6784279
Packets dropped: 0
ipackets: 6784279 opackets: 6784279 ibytes:
9474046884 obytes: 9470853484
imissed: 2281 ierrors: 0 oerrors:
0
Aggregate statistics ===============================
Total packets sent: 6784279
Total packets received: 6784279
Total packets dropped: 0====================================================
Port statistics ==================================== Statistics for port 0 ------------------------------
Packets sent: 7223135
Packets received: 7223135
Packets dropped: 0
ipackets: 7223135 opackets: 7223135 ibytes:
10087126660 obytes: 10083496460
imissed: 2593 ierrors: 0 oerrors:
0
Aggregate statistics ===============================
Total packets sent: 7223135
Total packets received: 7223135
Total packets dropped: 0====================================================
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http://bugs.dpdk.org/show_bug.cgi?id=1938
laitianli ([email protected]) changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |FIXED
Status|UNCONFIRMED |RESOLVED--- Comment #1 from laitianli ([email protected]) --- Fixed it by change IAVF_ALARM_INTERVAL to 1000
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