启动mongodb时，提示Unclean shutdown detected mongodb，解决方法很简单

删除掉该文件:

/var/lib/mongo/mongod.lock

mongod --repair --dbpath /var/lib/mongo

错误日志

{"t":{"$date":"2024-01-22T14:21:05.415+08:00"},"s":"I",  "c":"CONTROL",  "id":20698,   "ctx":"main","msg":"***** SERVER RESTARTED *****"}
{"t":{"$date":"2024-01-22T14:21:05.424+08:00"},"s":"I",  "c":"CONTROL",  "id":23285,   "ctx":"main","msg":"Automatically disabling TLS 1.0, to force-enable TLS 1.0 specify --sslDisabledProtocols 'none'"}
{"t":{"$date":"2024-01-22T14:21:05.445+08:00"},"s":"I",  "c":"NETWORK",  "id":4648601, "ctx":"main","msg":"Implicit TCP FastOpen unavailable. If TCP FastOpen is required, set tcpFastOpenServer, tcpFastOpenClient, and tcpFastOpenQueueSize."}
{"t":{"$date":"2024-01-22T14:21:05.506+08:00"},"s":"I",  "c":"STORAGE",  "id":4615611, "ctx":"initandlisten","msg":"MongoDB starting","attr":{"pid":4515,"port":27017,"dbPath":"/var/lib/mongo","architecture":"64-bit","host":"zgj_mongo_stab-1"}}
{"t":{"$date":"2024-01-22T14:21:05.506+08:00"},"s":"I",  "c":"CONTROL",  "id":23403,   "ctx":"initandlisten","msg":"Build Info","attr":{"buildInfo":{"version":"4.4.16","gitVersion":"a7bceadbac919a2c035f2874c61d138fd75d6a6f","openSSLVersion":"OpenSSL 1.0.1e-fips 11 Feb 2013","modules":[],"allocator":"tcmalloc","environment":{"distmod":"rhel70","distarch":"x86_64","target_arch":"x86_64"}}}}
{"t":{"$date":"2024-01-22T14:21:05.506+08:00"},"s":"I",  "c":"CONTROL",  "id":51765,   "ctx":"initandlisten","msg":"Operating System","attr":{"os":{"name":"CentOS Linux release 7.9.2009 (Core)","version":"Kernel 3.10.0-1160.el7.x86_64"}}}
{"t":{"$date":"2024-01-22T14:21:05.506+08:00"},"s":"I",  "c":"CONTROL",  "id":21951,   "ctx":"initandlisten","msg":"Options set by command line","attr":{"options":{"config":"/etc/mongod.conf","net":{"bindIp":"0.0.0.0","port":27017},"processManagement":{"fork":true,"pidFilePath":"/var/run/mongodb/mongod.pid","timeZoneInfo":"/usr/share/zoneinfo"},"replication":{"replSetName":"zgj_mongo_stab-5da85"},"security":{"authorization":"enabled","keyFile":"/var/lib/mongo/mongo.key"},"storage":{"dbPath":"/var/lib/mongo","journal":{"enabled":true}},"systemLog":{"destination":"file","logAppend":true,"path":"/var/log/mongodb/mongod.log"}}}}
{"t":{"$date":"2024-01-22T14:21:05.507+08:00"},"s":"W",  "c":"STORAGE",  "id":22271,   "ctx":"initandlisten","msg":"Detected unclean shutdown - Lock file is not empty","attr":{"lockFile":"/var/lib/mongo/mongod.lock"}}
{"t":{"$date":"2024-01-22T14:21:05.508+08:00"},"s":"I",  "c":"STORAGE",  "id":22270,   "ctx":"initandlisten","msg":"Storage engine to use detected by data files","attr":{"dbpath":"/var/lib/mongo","storageEngine":"wiredTiger"}}
{"t":{"$date":"2024-01-22T14:21:05.508+08:00"},"s":"W",  "c":"STORAGE",  "id":22302,   "ctx":"initandlisten","msg":"Recovering data from the last clean checkpoint."}
{"t":{"$date":"2024-01-22T14:21:05.508+08:00"},"s":"I",  "c":"STORAGE",  "id":22315,   "ctx":"initandlisten","msg":"Opening WiredTiger","attr":{"config":"create,cache_size=7421M,session_max=33000,eviction=(threads_min=4,threads_max=4),config_base=false,statistics=(fast),log=(enabled=true,archive=true,path=journal,compressor=snappy),file_manager=(close_idle_time=100000,close_scan_interval=10,close_handle_minimum=250),statistics_log=(wait=0),verbose=[recovery_progress,checkpoint_progress,compact_progress],"}}
{"t":{"$date":"2024-01-22T14:21:10.004+08:00"},"s":"I",  "c":"STORAGE",  "id":22430,   "ctx":"initandlisten","msg":"WiredTiger message","attr":{"message":"[1705904470:4653][4515:0x7f5c170acbc0], txn-recover: [WT_VERB_RECOVERY_PROGRESS] Recovering log 90 through 102"}}