GreenPlum安装.doc
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GreenPlum安装
准备:
172.16.162.23-28六台机器
greenplum-db-4.3.8.1-build-1-RHEL5-x86_64.zip
GP管理维护都在master节点上操作
配置:
1.修改主机名
hostname gp01
vim /etc/sysconfig/network
...
2.修改hosts
172.16.162.23 gp01172.16.162.24 gp02172.16.162.25 gp03172.16.162.26 gp04172.16.162.27 gp05172.16.162.28 gp06
3.修改/etc/sysctl.conf
vim /etc/sysctl.conf
xfs_mount_options = rw,noatime,inode64,allocsize=16mkernel.shmmax = 5000000000kernel.shmmni = 4096kernel.shmall = 40000000000kernel.sem = 250 5120000 100 20480kernel.sysrq = 1kernel.core_uses_pid = 1kernel.msgmnb = 65536kernel.msgmax = 65536kernel.msgmni = 2048net.ipv4.tcp_syncookies = 1net.ipv4.ip_forward = 0net.ipv4.conf.default.accept_source_route = 0net.ipv4.tcp_tw_recycle = 1net.ipv4.tcp_max_syn_backlog = 4096net.ipv4.conf.default.rp_filter = 1net.ipv4.conf.default.arp_filter = 1net.ipv4.conf.all.arp_filter = 1net.ipv4.ip_local_port_range = 1025 65535net.core.netdev_max_backlog = 10000
sysctl -p
4.修改/etc/security/limits.conf
vim /etc/security/limits.conf
* soft nofile 65536* hard nofile 65536* soft nproc 131072* hard nproc 131072* soft core unlimited
5.关闭防火墙
service iptables stop
chkconfig iptables off
6.关闭Selinux
echo disabled /etc/sysconfig/selinuxsetenforce 0
7.修改read-ahead(blockdev)值
vim /etc/rc.d/rc.local (修改swap以及数据存放挂载盘)
blockdev --setra 65536 /dev/mapper/VolGroup-lv_homeblockdev --setra 65536 /dev/mapper/VolGroup-lv_swap
8.修改I/O调度策略
grubby --update-kernel=ALL --args=elevator=deadlineecho deadline /sys/block/sda/queue/schedulercat /sys/block/sda/queue/scheduler
9.增加管理用户
groupdel gpadminuserdel gpadmingroupadd -g 530 gpadminuseradd -g 530 -u 530 -m -d /home/gpadmin -s /bin/bash gpadminchown -R gpadmin:gpadmin /home/gpadminpasswd gpadmin
10.配置安装目录
mkdir /home/gpadmin/greenplumchown -R gpadmin:gpadmin /home/gpadmin/greenplum
11.设置NTP
vim /etc/ntp.conf
172.16.162.23为ntp server:
restrict default kod nomodify notrap nopeer noqueryrestrict -6 default kod nomodify notrap nopeer noqueryrestrict 127.0.0.1
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