docker + vue-cli ,开发 hot-reload 时编译超慢 - V2EX
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leekafai

docker + vue-cli ,开发 hot-reload 时编译超慢

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  •   leekafai Nov 13, 2020 2540 views
    This topic created in 2030 days ago, the information mentioned may be changed or developed.

    windows10

    FROM node:lts-alpine EXPOSE 22 8080 ENV CHOKIDAR_USEPOLLING=true RUN npm install -g @vue/cli 

    docker run 的时候挂载 volume,vue-cli 初始化项目代码后,发现修改代码 hot-reload 的时候超级慢,正常主机可能只需要 4-6s,docker 里面要 60s+

    是什么原因引起这种问题,有没有办法优化一下?

    5 replies    2020-11-16 11:53:46 +08:00
    wxsm
        1
    wxsm  
       Nov 13, 2020   1
    windows 并不支持容器技术,你的 docker 实际上是跑在 linux 虚拟机里面的。
    leekafai
        2
    leekafai  
    OP
       Nov 13, 2020
    @wxsm 哇哦确实,我放到服务器上面跑,基本上秒级了。看来 win 下是主机-wsl-docker,层级太多了
    x66
        3
    x66  
       Nov 13, 2020
    我猜是 wsl2 挂在在 /mnt 下的 windows 磁盘是通过网络协议读写的,小文件太多导致的性能问题。
    代码放到其他目录试试呢
    xzysaber
        4
    xzysaber  
       Nov 13, 2020
    题主是用的 wsl2 吗?
    这个是 wsl2 已知的问题,https://github.com/microsoft/WSL/issues/4197
    我之前解决这个问题是通过将代码放到 wsl distros 解决的。
    leekafai
        5
    leekafai  
    OP
       Nov 16, 2020
    @xzysaber 是的,我试了下在 linux 下就秒好,我现在直接在双十一买的一个 ecs 上弄了
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