我正在尝试从Docker Hub（这是https://hub.docker.com/r/openmicroscopy/omero-server/）提取图像。运行docker pull openmicroscopy/omero-server时，得到以下输出：
Using default tag: latest
latest: Pulling from openmicroscopy/omero-server
5e35d10a3eba: Already exists
4c7f892860a0: Pull complete
8eef538af010: Pull complete
7ce54f93fa6f: Pull complete
67e4ee84001a: Extracting 581MB/581MB
873bd90af4ef: Download complete
2c29661b3a9e: Download complete
eb230c33fb76: Download complete
failed to register layer: Error processing tar file(exit status 1): write /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.181-3.b13.el7_5.x86_64/jre/lib/rt.jar: no space left on device
我还有足够的空间。但是，当我观看df -i时，确实看到/ var inode的使用率短暂达到100％，此后该过程以上面显示的错误消息结束。
Docker信息：
Containers: 1
Running: 0
Paused: 0
Stopped: 1
Images: 2
Server Version: 18.03.1-ce
Storage Driver: overlay2
Backing Filesystem: xfs
Supports d_type: true
Native Overlay Diff: false
Logging Driver: json-file
Cgroup Driver: cgroupfs
Plugins:
Volume: local
Network: bridge host macvlan null overlay
Log: awslogs fluentd gcplogs gelf journald json-file logentries splunk syslog
Swarm: inactive
Runtimes: nvidia runc
Default Runtime: runc
Init Binary: docker-init
containerd version: 773c489c9c1b21a6d78b5c538cd395416ec50f88
runc version: 4fc53a81fb7c994640722ac585fa9ca548971871
init version: 949e6fa
Security Options:
seccomp
Profile: default
Kernel Version: 3.10.0-514.26.2.el7.x86_64
Operating System: CentOS Linux 7 (Core)
OSType: linux
Architecture: x86_64
CPUs: 12
Total Memory: 62.71GiB
Name: cn1147.irc.ugent.be
ID: F52F:JVNR:XL6V:7UED:AGIS:H3VW:GN54:YBYR:SY3Q:QGPK:K45X:NVYU
Docker Root Dir: /var/lib/docker
Debug Mode (client): false
Debug Mode (server): false
Registry: https://index.docker.io/v1/
Labels:
Experimental: false
Insecure Registries:
127.0.0.0/8
Live Restore Enabled: false
Docker版本：Docker version 18.03.1-ce, build 9ee9f40
正如您在信息输出中看到的那样，我正在使用overlay2，它应该不会遇到任何inode问题。有什么想法吗？
谢谢！