嗨，我的 nginx 有问题。当我重新启动 nginx 时，我在日志中出现此错误并且 nginx 没有启动
[ 2016-10-21 22:59:34.2414 20243/7f20bba00700 age/Cor/CoreMain.cpp:532 ]: Signal received. Gracefully shutting down... (send signal 2 more time(s) to force shutdown)
[ 2016-10-21 22:59:34.2415 20243/7f20c14cf780 age/Cor/CoreMain.cpp:901 ]: Received command to shutdown gracefully. Waiting until all clients have disconnected...
[ 2016-10-21 22:59:34.2415 20243/7f20bb1ff700 Ser/Server.h:817 ]: [ApiServer] Freed 0 spare client objects
[ 2016-10-21 22:59:34.2415 20243/7f20bb1ff700 Ser/Server.h:464 ]: [ApiServer] Shutdown finished
[ 2016-10-21 22:59:34.2416 20243/7f20bba00700 Ser/Server.h:817 ]: [ServerThr.1] Freed 128 spare client objects
[ 2016-10-21 22:59:34.2416 20243/7f20bba00700 …