为什么 docker run 之后产生了未命名的 volume? - V2EX
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JasonLaw
V2EX    Docker

为什么 docker run 之后产生了未命名的 volume?

  •  
  •   JasonLaw 2020-08-23 23:24:53 +08:00 2561 次点击
    这是一个创建于 1878 天前的主题,其中的信息可能已经有所发展或是发生改变。

    执行docker run --rm --name some-mysql -e MYSQL_ROOT_PASSWORD=my-secret-pw -e MYSQL_DATABASE=test -e TZ='Asia/Shanghai' -p 3306:3306 -d mysql:8之后再执行docker volume ls,出现了如下的一个 volume 。为什么会出现这样一个 volume 呢?明明docker run没有创建 volume 呀。

    local 888bc3f68ce91c4a790a59c6f389a743d38eeee87d11002e8ff98293cf48cd6c 

    docker run --rm -it -v 888bc3f68ce91c4a790a59c6f389a743d38eeee87d11002e8ff98293cf48cd6c:/tmp/myvolume busybox ls -l /tmp/myvolume的输出如下:

    total 186788 -rw-r----- 1 999 999 196608 Aug 23 15:17 #ib_16384_0.dblwr -rw-r----- 1 999 999 8585216 Aug 23 15:16 #ib_16384_1.dblwr drwxr-x--- 2 999 999 4096 Aug 23 15:16 #innodb_temp -rw-r----- 1 999 999 56 Aug 23 15:16 auto.cnf -rw-r----- 1 999 999 3104424 Aug 23 15:16 binlog.000001 -rw-r----- 1 999 999 156 Aug 23 15:16 binlog.000002 -rw-r----- 1 999 999 32 Aug 23 15:16 binlog.index -rw------- 1 999 999 1680 Aug 23 15:16 ca-key.pem -rw-r--r-- 1 999 999 1112 Aug 23 15:16 ca.pem -rw-r--r-- 1 999 999 1112 Aug 23 15:16 client-cert.pem -rw------- 1 999 999 1680 Aug 23 15:16 client-key.pem -rw-r----- 1 999 999 5419 Aug 23 15:16 ib_buffer_pool -rw-r----- 1 999 999 50331648 Aug 23 15:17 ib_logfile0 -rw-r----- 1 999 999 50331648 Aug 23 15:16 ib_logfile1 -rw-r----- 1 999 999 12582912 Aug 23 15:17 ibdata1 -rw-r----- 1 999 999 12582912 Aug 23 15:17 ibtmp1 drwxr-x--- 2 999 999 4096 Aug 23 15:16 mysql -rw-r----- 1 999 999 30408704 Aug 23 15:17 mysql.ibd drwxr-x--- 2 999 999 4096 Aug 23 15:16 performance_schema -rw------- 1 999 999 1680 Aug 23 15:16 private_key.pem -rw-r--r-- 1 999 999 452 Aug 23 15:16 public_key.pem -rw-r--r-- 1 999 999 1112 Aug 23 15:16 server-cert.pem -rw------- 1 999 999 1680 Aug 23 15:16 server-key.pem drwxr-x--- 2 999 999 4096 Aug 23 15:16 sys drwxr-x--- 2 999 999 4096 Aug 23 15:16 test -rw-r----- 1 999 999 10485760 Aug 23 15:17 undo_001 -rw-r----- 1 999 999 12582912 Aug 23 15:17 undo_002 
    4 条回复    2020-09-05 00:26:31 +08:00
    Trim21
        1
    Trim21  
       2020-08-24 00:10:11 +08:00   1
    如果 dockerfile 里面有 volume 语句的话就会创建,除非你 run 的时候把对应的 volume 挂载到路径上了
    also24
        3
    also24  
       2020-08-24 00:19:05 +08:00   1
    better0332
        4
    better0332  
       2020-09-05 00:26:31 +08:00
    因为 dockerfile 里写里 VOLUME,可以用 docker rm -v containerid 连同匿名卷一起删除
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