INFO[0015] [8]系统错误: pipe2:码头构建上打开的文件太多了

Question

我正试图构建一个码头文件，但我得到了以下信息：

INFO0015系统错误: pipe2:打开的文件太多

码头信息：

Containers: 7
 Images: 484
 Storage Driver: devicemapper
 Pool Name: docker-8:3-795388-pool
 Pool Blocksize: 65.54 kB
 Backing Filesystem: extfs
 Data file: 
 Metadata file: 
 Data Space Used: 19.21 GB
 Data Space Total: 107.4 GB
 Data Space Available: 88.16 GB
 Metadata Space Used: 26.91 MB
 Metadata Space Total: 2.147 GB
 Metadata Space Available: 2.121 GB
 Udev Sync Supported: true
 Library Version: 1.02.89-RHEL6 (2014-09-01)
Execution Driver: native-0.2
Kernel Version: 2.6.32-504.16.2.el6.x86_64
Operating System: <unknown>
CPUs: 8
Total Memory: 7.687 GiB

码头版本：

Client version: 1.6.2
Client API version: 1.18
Go version (client): go1.4.2
Git commit (client): 7c8fca2/1.6.2
OS/Arch (client): linux/amd64
Server version: 1.6.2
Server API version: 1.18
Go version (server): go1.4.2
Git commit (server): 7c8fca2/1.6.2
OS/Arch (server): linux/amd64

知道我该怎么解决吗？

Answer 1

尝试删除所有未标记的图像：

sudo docker images -a | grep '<none>' | awk '{print $3}' | xargs sudo docker rm

并重新启动码头本身：

sudo service docker restart