[root@localhost dockerbase-1804]# docker load -i 18.04-cuda10.0-runtime-nvidia-image.tar
lstat /var/lib/docker/overlay2/db72dadf047395c178feb0eaedd932b48e283abcaa5a870c0c746bab8ee6f76a: no such file or directory
[root@localhost dockerbase-1804]# docker load -i 18.04-cuda10.0-runtime-nvidia-image.tar
lstat /var/lib/docker/overlay2/db72dadf047395c178feb0eaedd932b48e283abcaa5a870c0c746bab8ee6f76a: no such file or directory
载入镜像，报错；重复一次，仍然不行。
解决：docker system prune -a
目的是清除无用的卷，镜像，容器。
[centos@localhost ~]$ sudo docker system prune -a
[sudo] centos 的密码：
WARNING! This will remove:
- all stopped containers
- all networks not used by at least one container
- all images without at least one container associated to them
- all build cache
Are you sure you want to continue? [y/N] y
Deleted Networks:
facepass_30080_default
facepass_default
minio_net
kk_net
icw_net
ic_net
share_default
license_platform_default
Deleted Images:
untagged: facepass_static:v0.1.8-build081919
deleted: sha256:43ebabf108c04643405d04d208ca8bc4fdf27789bce1d627c70bd3e849e3bb3d
deleted: sha256:0305dca82d061682af9c83104e957e136bb3d25c9e439fd1f4b6c175d01a4ca9
deleted: sha256:49cdddd495f9a21261dbc780f2eea941c4d142feba6afd36e835395b4798c0b9
deleted: sha256:b03f1924034251dc77268a1511d90bbcfe52dbce517fc14412b0d2afa8d68710
deleted: sha256:aa56d3c8a4a3aaca9e40a2ac16a305fe5966450d174d45e655af9ce7e1f560f6
deleted: sha256:8cb0c4247d7d6798963be53eeb0a60761175272cd256edcbe2e36ba61d695c27
deleted: sha256:1b68266b1a4a449936b624f14f4ef64cbc71f975b1abe229d2a85f7ed1dc0594
deleted: sha256:5df2b177165775aade420ff0b7610c34be99fc46b421000e9094049f1723bc06
deleted: sha256:59a6856f439d187f3ce3381d0a6b0816db99cc3d8468bcf8c9d1c39d2071dcff
。。。。。。
再次导入镜像，成功：
[centos@localhost dockerbase-1804]$ docker load -i 18.04-cuda10.0-runtime-nvidia-image.tar
cc967c529ced: Loading layer [==================================================>] 65.57MB/65.57MB
2c6ac8e5063e: Loading layer [==================================================>] 991.2kB/991.2kB
6c01b5a53aac: Loading layer [==================================================>] 15.87kB/15.87kB
e0b3afb09dc3: Loading layer [==================================================>] 3.072kB/3.072kB
37b9a4b22186: Loading layer [==================================================>] 17.1MB/17.1MB
dd841c774a30: Loading layer [==================================================>] 29.22MB/29.22MB
52ad947270f1: Loading layer [==================================================>] 3.072kB/3.072kB
4e3516398cef: Loading layer [==================================================>] 793.6MB/793.6MB
5349a3faa189: Loading layer [==================================================>] 392.2MB/392.2MB
Loaded image: nvidia/cuda:10.0-cudnn7-runtime