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