ceph notes

ceph重要的概念 ceph底层是RADOS(A reliable, autonomous, distributed object storage), RADOS由OSD和MON组成, 是ceph核心. - OSD: Object Storage Device - MON: 维护整个ceph集群的

archlinux notes

my archlinux machine baseline archlinux包更新非常, 如果你经常需要安装包, 会频繁出现新安装的包更新了依赖包, 但是原来依赖这个依赖包的组件可能就不能运行了,

l2tp ipsec in linode

我参考的配置帖子: https://raymii.org/s/tutorials/IPSEC_L2TP_vpn_with_Ubuntu_14.04.html 先注意下面问题: Two or more interfaces found, checking IP forwarding Failed 我的环境是: My Ubuntu 14.04 LTS Profile (Latest 64 bit (3.16.7-x86_64-linode49)) 如果已经配置了ip_forward, 没啥好说的, 直接升级