version: "3.7"

services:
  uuuu:
    image: busybox:latest
    container_name: uuuu 
    restart: always
    entrypoint:                   # 容器啟動后執(zhí)行 top 命令，使容器沒法立即退出
      - top
    #command: ["sleep 1000000"]
    volumes:
      - hll_data:/app/configs
      - hll_conf:/app/conf
    ports:
      - "28282:8282"   # grpc port
volumes:
  hll_conf:
    driver_opts:
      type: "xfs"
      o: "bind,size=1m"
      device: "/root/plugin/conf"
  hll_data:
    driver_opts:
      type: "tmpfs"
      o: "size=1m,uid=1000"
      device: "tmpfs"

檢查1m是否生效：

[root@peer0 plugin]# docker exec -it uuuu sh
cd  /app/configs
for i in `seq 20002` ;do echo "111222222222222222222222">> hll.json; done
for i in `seq 20002` ;do echo "111222222222222222222222">> hll.json; done
sh: write error: No space left on device
sh: write error: No space left on device