> BFD: Предупреждение: /var/spool/nginx/cores/core усечён: ожидался размер > ядра файла >= 2099683328, найдено: 524439552. Seems that you have limited core size. See what 'ulimit -c' outputs and should probably set it 'ulimit -c unlimited' and restart nginx for it to produce full coredump. rr