hadoop的安装文档.docx

hive版本1.2.1?Hadoop的版本是2.5.2?HBase的版本是0.98?mysql的版本是5.7一步：检查硬件信息grep 命令检查CPU 信息grep model name /proc/cpuinfogrep 命令检查内存信息grep MemTotal /proc/meminfodf 命令检查硬盘信息df -h二步检查防火墙状态显示如下信息表示防火墙是关闭状态：service iptables statusiptables: Firewall is not runningservice ip6tables statusip6tables: Firewall is not running在各节点执行如下命令查看防火墙是否在开机时自动启动# chkconfig --list iptablesiptables 0:关闭 1:关闭 2:关闭 3:关闭 4:关闭 5:关闭 6:关闭# chkconfig --list ip6tablesip6tables 0:关闭 1:关闭 2:关闭 3:关闭 4:关闭 5:关闭 6:关闭建议用户关闭防火墙，具体命令如下# service iptables stopiptables: Flushing firewall rules: [ OK ]iptables: Setting chains to policy ACCEPT: filter [ OK ]iptables: Unloading modules: [ OK ]# chkconfig iptables off说明：如果此命令执行无效，可执行如下命令：# chkconfig iptables off --level 2345# service ip6tables stopiptables: Flushing firewall rules: [ OK ]iptables: Setting chains to policy ACCEPT: filter [ OK ]iptables: Unloading modules: [ OK ]# chkconfig ip6tables off说明：如果此命令执行无效，可执行如下命令：# chkconfig ip6tables off --level 2345三步检查SELINUX 状态以及/etc/hosts修改/etc/sysconfig/selinux 文件，将SELINUX 设置为disabled：vi /etc/sysconfig/selinuxSELINUX=disabled更改后重启操作系统：sestatusSELinux status: disabled修改/etc/hosts文件 localhost localhost.localdomain localhost4 localhost4.localdomain4#::1 localhost localhost.localdomain localhost6 localhost6.localdomain634 hadloops35 hadloops237 hadloops130 hadloops3四步修改IPvi?/etc/sysconfig/network-scripts/ifcfg-eth0??DEVICE=eth0#BOOTPROTO=dhcpBOOTPROTO=noneHWADDR=00:0C:29:04:D2:F8#IPV6INIT=yesIPV6INIT=noNM_CONTROLLED=yesONBOOT=yesTYPE=EthernetUUID=e629de33-a416-424c-a91b-9d169d7eb72aIPADDR=36NETMASK=USERCTL=no更改后重启网络连接?service network restart? #DEVICE=eth0#BOOTPROTO=dhcp#HWADDR=00:0C:29:90:D8:62#IPV6INIT=yes#NM_CONTROLLED=yes#ONBOOT=yes#TYPE=Ethernet#UUID=69b7b027-c064-4f34-9ed6-5d66cb396c29DEVICE=eth0#BOOTPROTO=dhcpBOOTPROTO=noneHWADDR=00:0C:29:90:D8:62#IPV6INIT=yesIPV6INIT=noNM_CONTROLLED=yesONBOOT=yesTYPE=EthernetUUID=69b7b027-c064-4f34-9ed6-5d66cb396c29IPADDR=34NETMASK=USERCTL=no五步安装java创建文件路径/usr/local/