我在FW multi-tenancy使用mongodb spring-data，Authentication admin mongod数据库后连接多个数据。每隔几个小时后，2017-01-17T18:12:45.785+0000 I CONTROL [main] ***** SERVER RESTARTED *****
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] MongoDB starting : pid=32207 port=27017 dbpath=/var/lib/mongodb 64-bit host=bystored-staging
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] db version v3.4.1
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] git version: 5e103c4f5583e2566a45d740225dc250baacfbd7
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] OpenSSL version: OpenSSL 1.0.2g 1 Mar 2016
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] allocator: tcmalloc
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] modules: none
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] build environment:
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] distmod: ubuntu1604
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] distarch: x86_64
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] target_arch: x86_64
2017-01-17T18:12:45.789+0000 I CONTROL [initandlisten] options: { config: "/etc/mongod.conf", net: { port: 27017 }, security: { authorization: "enabled" }, storage: { dbPath: "/var/lib/mongodb", journal: { enabled: true } }, systemLog: { destination: "file", logAppend: true, path: "/var/log/mongodb/mongod.log" } }
2017-01-17T18:12:45.818+0000 I - [initandlisten] Detected data files in /var/lib/mongodb created by the 'wiredTiger' storage engine, so setting the active storage engine to 'wiredTiger'.
2017-01-17T18:12:45.818+0000 I STORAGE [initandlisten]
2017-01-17T18:12:45.818+0000 I STORAGE [initandlisten] ** WARNING: Using the XFS filesystem is strongly recommended with the WiredTiger storage engine
2017-01-17T18:12:45.818+0000 I STORAGE [initandlisten] ** See http://dochub.mongodb.org/core/prodnotes-filesystem
2017-01-17T18:12:45.818+0000 I STORAGE [initandlisten] wiredtiger_open config: create,cache_size=487M,session_max=20000,eviction=(threads_max=4),config_base=false,statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),file_manager=(close_idle_time=100000),checkpoint=(wait=60,log_size=2GB),statistics_log=(wait=0),
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten] ** WARNING: You are running this process as the root user, which is not recommended.
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten]
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten]
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/enabled is 'always'.
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten] ** We suggest setting it to 'never'
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten]
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten] ** WARNING: /sys/kernel/mm/transparent_hugepage/defrag is 'always'.
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten] ** We suggest setting it to 'never'
2017-01-17T18:12:46.050+0000 I CONTROL [initandlisten]
2017-01-17T18:12:46.054+0000 I FTDC [initandlisten] Initializing full-time diagnostic data capture with directory '/var/lib/mongodb/diagnostic.data'
2017-01-17T18:12:46.055+0000 I NETWORK [thread1] waiting for connections on port 27017
2017-01-17T18:12:46.332+0000 I NETWORK [thread1] connection accepted from 127.0.0.1:42522 #1 (1 connection now open)
2017-01-17T18:12:46.333+0000 I NETWORK [conn1] received client metadata from 127.0.0.1:42522 conn1: { driver: { name: "mongo-java-driver", version: "unknown" }, os: { type: "Linux", name: "Linux", architecture: "amd64", version: "4.4.0-59-generic" }, platform: "Java/Oracle Corporation/1.8.0_101-b13" }
2017-01-17T18:12:46.358+0000 I ACCESS [conn1] Successfully authenticated as principal admin on admin
2017-01-17T18:12:46.360+0000 I NETWORK [thread1] connection accepted from 127.0.0.1:42524 #2 (2 connections now open)
2017-01-17T18:12:46.360+0000 I NETWORK [conn2] received client metadata from 127.0.0.1:42524 conn2: { driver: { name: "mongo-java-driver", version: "unknown" }, os: { type: "Linux", name: "Linux", architecture: "amd64", version: "4.4.0-59-generic" }, platform: "Java/Oracle Corporation/1.8.0_101-b13" }
2017-01-17T18:12:46.394+0000 I ACCESS [conn2] Successfully authenticated as principal admin on admin
2017-01-17T18:12:54.081+0000 I NETWORK [thread1] connection accepted from 127.0.0.1:42546 #3 (3 connections now open)
2017-01-17T18:12:54.082+0000 I NETWORK [conn3] received client metadata from 127.0.0.1:42546 conn3: { driver: { name: "mongo-java-driver", version: "unknown" }, os: { type: "Linux", name: "Linux", architecture: "amd64", version: "4.4.0-59-generic" }, platform: "Java/Oracle Corporation/1.8.0_101-b13" }
2017-01-17T18:12:54.102+0000 I ACCESS [conn3] Successfully authenticated as principal admin on admin
2017-01-17T18:17:36.871+0000 I CONTROL [signalProcessingThread] got signal 2 (Interrupt), will terminate after current cmd ends
2017-01-17T18:17:36.871+0000 I NETWORK [signalProcessingThread] shutdown: going to close listening sockets...
2017-01-17T18:17:36.871+0000 I NETWORK [signalProcessingThread] closing listening socket: 7
2017-01-17T18:17:36.871+0000 I NETWORK [signalProcessingThread] closing listening socket: 8
2017-01-17T18:17:36.871+0000 I NETWORK [signalProcessingThread] removing socket file: /tmp/mongodb-27017.sock
2017-01-17T18:17:36.871+0000 I NETWORK [signalProcessingThread] shutdown: going to flush diaglog...
2017-01-17T18:17:36.871+0000 I FTDC [signalProcessingThread] Shutting down full-time diagnostic data capture
2017-01-17T18:17:36.874+0000 I STORAGE [signalProcessingThread] WiredTigerKVEngine shutting down
2017-01-17T18:17:36.933+0000 I STORAGE [signalProcessingThread] shutdown: removing fs lock...
2017-01-17T18:17:36.933+0000 I CONTROL [signalProcessingThread] now exiting
2017-01-17T18:17:36.933+0000 I CONTROL [signalProcessingThread] shutting down with code:0
2017-01-17T18:17:36.933+0000 I CONTROL [initandlisten] shutting down with code:0
服务就会降低。我在关机时收到以下日志：
file1.sml提前致谢：）
答案 0 :(得分：0)
2017-01-17T18：17：36.871 + 0000 I CONTROL [signalProcessingThread]得到了 信号2（中断）将在当前cmd结束后终止
你有一个SIGINT（“得到信号2（中断）”），当你按CTRL + C“中断”该过程时会发生这种情况。你是如何开始mongod过程的？它在后台运行吗？
答案 1 :(得分：0)
关键是使用 @IBAction func didClickButton(sender: Any){
UIApplication.shared.openURL(URL(string: "<your_url>")!)
}
信号运行后台进程。