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ceph分布式存储-PG和PGP的区别

一、前言首先来一段英文关于PG和PGP区别的解释：PG = Placement Group PGP = Placement Group for Placement purpose pg_num = number of placement groups mapped to an OSD When pg_num is increased for any pool, every PG of this pool splits

asp.net实现分页

实现分页 SqlConnection conn = new SqlConnection(); conn.ConnectionString = "server=.;database=Shopping;uid=admin;pwd=admin"; SqlDataAdapter da = new SqlDataAdapter("select * from product", conn);

Ceph 故障处理记录一

Ceph 故障处理记录一一、故障描述 k8s01、k8s02、k8s03三台服务器组成的ceph集群集群状态如下： [root@k8s01 ops]# ceph -s cluster: id: b5f36dec-8faa-4efa-b08d-cbcd8305ae63 health: HEALTH_WARN 1 MDSs report slow metadata IOs

ceph安装记录总结

1、环境准备 ·准备三台虚机，每个虚机配合三块数据盘，2块网卡，一个网卡设置外网，一个网卡设置成内网 ·配置文件设置（根据实际情况配置每一个节点） -编辑 letc/sysconfig/network-scripts/ifcfg-ethO 文件（外网），添加 ONBOOT=yes BOOTPROTO=dhcp