greenplum 安装手册 1.0.docVIP

Greenplum 安装手册 目 录 目 录 3 1 环境说明 4 2 配置规范 4 2.1 基本说明 4 2.2 安装目录规范 5 3 主机配置规范 5 3.1 系统设置 5 4 Install 8 4.1 Master（only）上安装greenplum 8 4.2 安装和配置greenplum到所有主机（master） 9 4.3 check操作 11 4.4 初始化greenplum 11 4.4.1 创建gp的配置文件 11 4.4.2 Run Initialization 11 4.4.3 gp环境变量设置 11 5 扩展segment的个数 11 5.1.1 在现有机器上增加segment 12 5.1.2 新增host并添加segment 14 环境说明 操作系统：Red Hat Enterprise Linux Server release 6.4 (Santiago) x86_64 主机情况： Master：1 Segment：2 7 配置规范 基本说明 （1）greenplum安装介质： greenplum-db--build-2-RHEL5-x86_64.zip （2）system要求： Operating System SUSE Linux Enterprise Server 11 SP2 CentOS 5.0 or higher Red Hat Enterprise Linux (RHEL) 5.0 or higher Oracle Unbreakable Linux 5.5 Note:?See the?Greenplum Database Release Notes?for current supported platform information. File Systems xfs required for data storage on SUSE Linux and Red Hat (ext3 supported for root file system) Minimum CPU Pentium Pro compatible (P3/Athlon and above) Minimum Memory 16 GB RAM per server Disk Requirements 150MB per host for Greenplum installation Approximately 300MB per segment instance for meta data Appropriate free space for data with disks at no more than 70% capacity High-speed, local storage Network Requirements 10 Gigabit Ethernet within the array Dedicated, non-blocking switch Software and Utilities bash shell GNU tar GNU zip GNU ed (used by the Greenplum Database installer) 安装目录规范 安装目录规划：/opt/greenplum 主机配置规范 系统设置 （1）sysctl.conf的设置 #cat /etc/sysctl.conf ! kernel.shmmax = 500000000 kernel.shmmni = 4096 kernel.shmall = 4000000000 kernel.sem = 250 512000 100 2048 kernel.sysrq = 1 kernel.core_uses_pid = 1 kernel.msgmnb = 65536 kernel.msgmax = 65536 kernel.msgmni = 2048 net.ipv4.tcp_syncookies = 1 net.ipv4.ip_forward = 0 net.ipv4.conf.default.accept_source_route = 0 net.ipv4.tcp_tw_recycle = 1 net.ipv4.tcp_max_syn_backlog = 4096 net.ipv4.conf.all.arp_filter = 1 net.ipv4.ip_local_port_range = 1025 65535 dev_max_backlog = 10000 net.core.rmem_max = 2097152 net.core.wmem_max = 2097152 vm.overc