centos下cgroup安装后服务起不来

cgroup安装问题

[root@centos-lege ~]# yum install libcgroup
Loaded plugins: fastestmirror, refresh-packagekit, security
Loading mirror speeds from cached hostfile
.....
Installed:
libcgroup.x86_64 0:0.40.rc1-15.el6_6

Complete!

[root@centos-lege ~]# /etc/init.d/cgconfig status
Stopped

[root@centos-lege ~]# /etc/init.d/cgconfig start
Starting cgconfig service: Error: cannot mount memory to /cgroup/memory: No such file or directory
/sbin/cgconfigparser; error loading /etc/cgconfig.conf: Cgroup mounting failed
Failed to parse /etc/cgconfig.conf or /etc/cgconfig.d [FAILED]

安装报错但是/cgroup下有memory文件

[root@centos-lege ~]# cd /cgroup/

[root@centos-lege cgroup]# ls
memory

[root@centos-lege cgroup]# vim /etc/cgconfig.conf

mount {
cpuset = /cgroup/cpuset;
cpu = /cgroup/cpu;
cpuacct = /cgroup/cpuacct;
memory = /cgroup/memory;
devices = /cgroup/devices;
freezer = /cgroup/freezer;
net_cls = /cgroup/net_cls;
blkio = /cgroup/blkio;
}

把其注释掉

mount {
cpuset = /cgroup/cpuset;
cpu = /cgroup/cpu;
cpuacct = /cgroup/cpuacct;
#memory = /cgroup/memory;
devices = /cgroup/devices;
freezer = /cgroup/freezer;
net_cls = /cgroup/net_cls;
blkio = /cgroup/blkio;
}

[root@centos-lege cgroup]# /etc/init.d/cgconfig start

Starting cgconfig service: [ OK ]

这是为什么啊

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2 个回答

应该是内核的缘故,不知道你是官方release的CentOS还是哪个系统定制的,如果没办法更改那恐怕只能是注释掉docker内存资源的管理,高级特性,忽略它不会有太大影响

新手上路,请多包涵

重新编译内核,打开cgroup的memory control项:
General Setup->Control Group Support
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