已经挂载proc目录安装，web得到结果：
{ code: 0, data: { cpu: "2.6%", disk: "25.8g / 39.0g", mem: "788.2m / 803.8m", name: "jay", net: "7.8k / 2.4k" } }

容器内得到结果：
total used free shared buff/cache available Mem: 803.8M 545.0M 28.4M 10.7M 230.4M 232.5M Swap: 8.0G 957.5M 7.1G

宿主机结果：
total used free shared buff/cache available Mem: 803Mi 555Mi 49Mi 10Mi 199Mi 222Mi Swap: 8.0Gi 957Mi 7.1Gi

可见api返回数据错误