From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 14AFBA04C2 for ; Wed, 12 Aug 2020 13:29:46 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id EE5AA1C13B; Wed, 12 Aug 2020 13:29:45 +0200 (CEST) Received: from mail-io1-f66.google.com (mail-io1-f66.google.com [209.85.166.66]) by dpdk.org (Postfix) with ESMTP id BD3B91C13A for ; Wed, 12 Aug 2020 13:29:44 +0200 (CEST) Received: by mail-io1-f66.google.com with SMTP id k23so2076485iom.10 for ; Wed, 12 Aug 2020 04:29:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:from:date:message-id:subject:to:cc; bh=KkPQUVC+stCKuDB2kkExAqjpsbcslJQuKHk8tpsfmhA=; b=Syu879q0NT0lHn7GQ/ujwv1zCXI3R7Ms8EgeV6XG73mc1QYODErNUbAL6JSQbvvj3b 83KavfSV1McOY5sEddm+orUQHrm2NRRkINBq/av7xCVVrgFLhyeEEJLZFaihZdgAsKHw wiEt2lmSyvefZtCWHr2pC43cXY46YANDf0ynb5x3cdTOqqW8Yy96/Y1aMJrEcGfeNQmU mrpA1xK7fHWqciXwKxYUpyLGePfnsJlpIrI+Q+7B5nkxXdHcprz+mZSahNVZ1f6DqX2g OF7ZjyJxEsslyGOW7QuZSVG/fmhYyjVUvhSyasks6qfhrMMUpVEbyUpWvkyWX7A5Qc++ qcUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:from:date:message-id:subject:to:cc; bh=KkPQUVC+stCKuDB2kkExAqjpsbcslJQuKHk8tpsfmhA=; b=Brk7PGiLeOLG6N+6q/8uFveX5bbDDSRAe3M1etoXMmYDXv0i7iCWae3Kl9U36hfT5G 9soMG4lZ1PJoyFBfTnmb7p5B3mZ8rnTnDaOcjEe7+RymOqJe5UoH8XGXkrM9/rQFjyKI WAt4YJ6BVvOcpMSwopqbdhQVIRmgoxs0/PqGHUX33PtIyItryG2VAdSxScw5PxTUe5Z6 vaZUzTklAdiz/BY1r1PEr3JZi90W8gZZahqF4XVuVCb262klmS9wKgnjMFm0O90mGO9K LPQkOu5oT9VYd/Mlnyn/N5wgNq+jJZVsHVOa2b7DXX7iwTlbnBybBhmCr4os9dEDDM64 +UpA== X-Gm-Message-State: AOAM531DmdjYcZliz79q9YYwL/zVqKN2UXzSz/G0+vGSfWn6uiQ5820E YJ+qqTAYEZQ74Hk2uxlyi55ivdPLqeQy4EO6EJJWFoYj5/A= X-Google-Smtp-Source: ABdhPJyvrv0G4my/U0g9s05IxOJJRyQJDZCxPeS+sTH2b8+SbLaennGC/QAjxhSitAzXA4EWS22XIN6zTUWx9+bbHHI= X-Received: by 2002:a5e:a607:: with SMTP id q7mr27037198ioi.16.1597231783988; Wed, 12 Aug 2020 04:29:43 -0700 (PDT) MIME-Version: 1.0 From: Jatin Sahu Date: Wed, 12 Aug 2020 16:59:33 +0530 Message-ID: To: users@dpdk.org Cc: jatin.sahu@mobileum.com, chandrika.gautam@mobileum.com Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] DPDK application is hunged in eal_hugepage_info_init X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Hi, We are using DPDK libraries with huge pages enabled. We observed that the application rte_eal_init() function is stuck in flock() call. Please advise how to resolve this. DPDK Version: dpdk-stable-18.11.6/ [root@loadtestsrv helloworld]# ./build/helloworld -l 0-3 -n 4 EAL: Detected 72 lcore(s) EAL: Detected 2 NUMA nodes EAL: Multi-process socket /var/run/dpdk/rte/mp_socket Stack Trace: Thread 3 (Thread 0x7f783c34e700 (LWP 1034)): #0 0x00007f783c664113 in epoll_wait () from /lib64/libc.so.6 #1 0x0000000000558724 in eal_intr_thread_main () #2 0x00007f783c939dd5 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f783c663b3d in clone () from /lib64/libc.so.6 Thread 2 (Thread 0x7f783bb4d700 (LWP 1035)): #0 0x00007f783c940bfd in recvmsg () from /lib64/libpthread.so.0 #1 0x0000000000565bae in mp_handle () #2 0x00007f783c939dd5 in start_thread () from /lib64/libpthread.so.0 #3 0x00007f783c663b3d in clone () from /lib64/libc.so.6 Thread 1 (Thread 0x7f783d66dc00 (LWP 1033)): #0 0x00007f783c655167 in flock () from /lib64/libc.so.6 #1 0x000000000054e068 in eal_hugepage_info_init () #2 0x000000000054ccfe in rte_eal_init () #3 0x00000000004712a6 in main () [root@loadtestsrv user]# HugePage details: [root@loadtestsrv roamware]# cat /proc/meminfo | grep -i huge AnonHugePages: 112640 kB HugePages_Total: 32 HugePages_Free: 32 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 1048576 kB [roamware@loadtestsrv ~]$ cat /sys/devices/system/node/node0/hugepages/hugepages-2048kB/nr_hugepages 512 [roamware@loadtestsrv ~]$ cat /sys/devices/system/node/node1/hugepages/hugepages-2048kB/nr_hugepages 512 [root@loadtestsrv roamware]# cat /proc/mounts | grep -i huge cgroup /sys/fs/cgroup/hugetlb cgroup rw,seclabel,nosuid,nodev,noexec,relatime,hugetlb 0 0 nodev /mnt/huge hugetlbfs rw,seclabel,relatime 0 0 nodev /mnt/huge hugetlbfs rw,seclabel,relatime,pagesize=2M 0 0 nodev /mnt/huge hugetlbfs rw,seclabel,relatime 0 0 Regards, Jatin