docker啟動和運行什么區別?
運行只在第一次運行時使用,將鏡像放到容器中,以后再次啟動這個容器時,只需要使用命令“docker start”即可,而啟動的作用是,重新啟動已存在的鏡像。
測試
比如我的docker里面有springboot項目的一個鏡像
那么我使用docker run命令將他啟動,使用docker ps 可以看到已經啟動了一個springboot容器,然后我們停止它(docker stop)
再使用docker start啟動它,再使用docker ps可以看到之前停止的已經啟動了
[root@localhost?~]#?docker?images REPOSITORY???????????????????TAG?????????????????IMAGE?ID????????????CREATED?????????????SIZE springbootdocker?????????????latest??????????????5fe8370f7f83????????25?hours?ago????????677?MB daocloud.io/rabbitmq?????????3-management????????1d0a5c8a8d4e????????4?weeks?ago?????????177?MB daocloud.io/library/tomcat???latest??????????????89481b5d9082????????7?weeks?ago?????????506?MB daocloud.io/library/mysql????5.5?????????????????d404d78aa797????????3?months?ago????????205?MB daocloud.io/library/java?????latest??????????????d23bdf5b1b1b????????2?years?ago?????????643?MB docker.io/java???????????????8???????????????????d23bdf5b1b1b????????2?years?ago?????????643?MB [root@localhost?~]#?docker?run?--name?springboot?-p?8080:8080?-d?5f dd100a4c60a7a6606244873bc61a8a6f419361ab78fcd038d4baef3f38f05157 [root@localhost?~]#?docker?ps CONTAINER?ID????????IMAGE???????????????COMMAND??????????????????CREATED?????????????STATUS??????????????PORTS????????????????????NAMES dd100a4c60a7????????5f??????????????????"java?-Djava.secur..."???19?seconds?ago??????Up?18?seconds???????0.0.0.0:8080->8080/tcp???springboot [root@localhost?~]#?docker?stop?dd dd [root@localhost?~]#?docker?ps?-a CONTAINER?ID????????IMAGE???????????????COMMAND??????????????????CREATED?????????????STATUS???????????????????????PORTS?????????????????????????????????????????????????????????????????????????????????????????????NAMES dd100a4c60a7????????5f??????????????????"java?-Djava.secur..."???39?seconds?ago??????Exited?(143)?3?seconds?ago?????????????????????????????????????????????????????????????????????????????????????????????????????springboot f3b181616dac????????1d0a5c8a8d4e????????"docker-entrypoint..."???3?weeks?ago?????????Exited?(255)?2?weeks?ago?????4369/tcp,?5671-5672/tcp,?0.0.0.0:5762->5762/tcp,?15671/tcp,?25672/tcp,?0.0.0.0:15672->15672/tcp???myrabbit0 ea0a9cb0fe2f????????89481b5d9082????????"catalina.sh?run"????????4?weeks?ago?????????Exited?(129)?4?weeks?ago???????????????????????????????????????????????????????????????????????????????????????????????????????clever_leakey [root@localhost?~]#?docker?start?dd dd [root@localhost?~]#?docker?ps CONTAINER?ID????????IMAGE???????????????COMMAND??????????????????CREATED??????????????STATUS??????????????PORTS????????????????????NAMES dd100a4c60a7????????5f??????????????????"java?-Djava.secur..."???About?a?minute?ago???Up?2?seconds????????0.0.0.0:8080->8080/tcp???springboot [root@localhost?~]#
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