<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"> <style type="text/css" style="display:none;"></style> </head> <body dir="ltr"> <div id="divtagdefaultwrapper" style="font-size:12pt;color:#000000;font-family:Calibri,Helvetica,sans-serif;" dir="ltr"> Hello I follow what it is explained on that page <a href="https://doc.dpdk.org/guides/tools/pdump.html" class="OWAAutoLink">https://doc.dpdk.org/guides/tools/pdump.html</a> to call rte_pdump_init in my application (and checking the result, if not ok exit with failure), but once I ran dpdk-pdump I got <div>dpdk-pdump -l 9 -- --pdump 'port=0,queue=*,rx-dev=/tmp/rx.pcap' EAL: Detected CPU lcores: 24 EAL: Detected NUMA nodes: 1 EAL: Detected static linkage of DPDK EAL: Multi-process socket /var/run/dpdk/rte/mp_socket_1027261_2ca45105bcf34 EAL: Selected IOVA mode 'PA' EAL: VFIO support initialized EAL: Cannot initialize tailq: RTE_FIB Tailq 0: qname:<RTE_RING>, tqh_first:0x17fe12640, tqh_last:0x17fe12640 Tailq 1: qname:<RTE_MEMPOOL>, tqh_first:0x17ffd7380, tqh_last:0x17ffd7380 Tailq 2: qname:<RTE_MBUF_DYNFIELD>, tqh_first:(nil), tqh_last:0x1000044e8 Tailq 3: qname:<RTE_MBUF_DYNFLAG>, tqh_first:(nil), tqh_last:0x100004518 Tailq 4: qname:<RTE_HASH>, tqh_first:(nil), tqh_last:0x100004548 Tailq 5: qname:<RTE_FBK_HASH>, tqh_first:(nil), tqh_last:0x100004578 Tailq 6: qname:<RTE_THASH>, tqh_first:(nil), tqh_last:0x1000045a8 Tailq 7: qname:<UIO_RESOURCE_LIST>, tqh_first:(nil), tqh_last:0x1000045d8 Tailq 8: qname:<VFIO_RESOURCE_LIST>, tqh_first:(nil), tqh_last:0x100004608 Tailq 9: qname:<RTE_REORDER>, tqh_first:(nil), tqh_last:0x100004638 Tailq 10: qname:<RTE_ACL>, tqh_first:(nil), tqh_last:0x100004668 Tailq 11: qname:<RTE_LPM>, tqh_first:(nil), tqh_last:0x100004698 Tailq 12: qname:<RTE_LPM6>, tqh_first:(nil), tqh_last:0x1000046c8 Tailq 13: qname:<RTE_SWX_PIPELINE>, tqh_first:(nil), tqh_last:0x1000046f8 Tailq 14: qname:<RTE_SWX_CTL_PIPELINE>, tqh_first:(nil), tqh_last:0x100004728 Tailq 15: qname:<VMBUS_RESOURCE_LIST>, tqh_first:(nil), tqh_last:0x100004758 Tailq 16: qname:<RTE_STACK>, tqh_first:(nil), tqh_last:0x100004788 Tailq 17: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 18: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 19: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 20: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 21: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 22: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 23: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 24: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 25: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 26: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 27: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 28: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 29: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 30: qname:<>, tqh_first:(nil), tqh_last:(nil) Tailq 31: qname:<>, tqh_first:(nil), tqh_last:(nil) EAL: FATAL: Cannot init tail queues for objects EAL: Cannot init tail queues for objects PANIC in main(): Cannot init EAL 0: ./dpdk-pdump (rte_dump_stack+0x32) [55e895dd03da] 1: ./dpdk-pdump (__rte_panic+0xf1) [55e895da1a3b] 2: ./dpdk-pdump (main+0x1c8) [55e8958c0c42] 3: /lib/x86_64-linux-gnu/libc.so.6 (7efe39e00000+0x29d90) [7efe39e29d90] 4: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0x80) [7efe39e29e40] 5: ./dpdk-pdump (_start+0x25) [55e8958ba535] Abandon </div> How I should build dpdk please to make my app properly linked to rte libraries and get init done for the second process dpdk-pdump ? Looking inside the archive user mails, I got this link <a href="http://mails.dpdk.org/archives/users/2022-January/006115.html" class="OWAAutoLink">http://mails.dpdk.org/archives/users/2022-January/006115.html</a> <a href="http://mails.dpdk.org/archives/users/2022-January/006115.html" class="OWAAutoLink"> </a> But how do I enable <pre> ethedev rx/tx callbacks</pre> as it is written please ? should I just add in the build/rte_config.h #define RTE_ETHDEV_RXTX_CALLBACKS 1 ? With meson I dont understand how to enable features unlikely makefile / configure as formerly thank you in advance for your clues Karim </div> </body> </html>