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sun cluster 培訓(xùn)筆記( 四 )


# vi /global/nfs/admin/SUNW.nfs
share –F nfs –o –rw –d”Home Dirs” /global/nfs/data
d. 注冊數(shù)據(jù)資源(資源必須注冊后才能使用)
#scrgadm –a –t SUNW.nfs
#scrgadm –a –t SUNW.HAStorage
e. 建立failover資源組
#scrgadm –a –g nfs-rg –h node1,node2 –y Pathprefix=/global/nfs/admin
f. 往資源組中添加資源
#scrgadm –a –L –g nfs-rg –l clustername-nfs (注:clustername-nfs在兩臺節(jié)點機的/etc/hosts中有相應(yīng)記錄)
#scrgadm –a –j has-res –g nfs-rg –t SUNW.Hastorage –x ServicePaths=/global/nfs –x AffinityOn=True (AffinityOn=True: 應(yīng)用切換,磁盤存貯也跟隨切換)
#scrgadm –a –j nfs-res –g nfs-rg –t SUNW.nfs –y Resource_dependencies=has-res
g. 初始化資源組,是之生效
#scswitch –Z –g nfs-rg
h. 檢測cluster狀態(tài)
#scstat –g
#scswitch –z –h dest-node –g nfs-rg
3) 配置scalable數(shù)據(jù)資源組,以Sun Cluster Scalable Service for Apache為例
a. 添加Apache數(shù)據(jù)資源包(兩個節(jié)點機),可用pkgadd命令,也可用scinstall交互界面
b. 關(guān)閉apache自動啟動和關(guān)閉功能
#mv /etc/rc0.d/K16apache /etc/rc0.d/k16apache
#mv /etc/rc1.d/K16apache /etc/rc1.d/k16apache
#mv /etc/rc2.d/ K16apache /etc/rc2.d/k16apache
#mv /etc/rc3.d/S16apache /etc/rc3.d/s16apache
#mv /etc/rcS.d/ K16apache /etc/rcs.d/k16apache
c. 在兩個節(jié)點機的/etc/hosts種都加入clustername-web的相應(yīng)內(nèi)容
clustername-web IP_address
d. 編輯控制文件,建立相應(yīng)的服務(wù)目錄
#cp /etc/apache/httpd.conf-example /etc/apache/httpd.conf
#vi /etc/apache/httpd.conf
Server Name clustername-web (去掉原有的注釋)
DocumentRoot “/global/web/htdocs”

scriptAlias /cgi-bin/ “/global/web/cgi-bin”

e. 建立HTML和cgi目錄文件
#mkdir /global/web/htdocs
#mkdir /global/web/cgi-bin
#cp –rp /var/apache/htdocs /global/web
#cp –rp /var/apache/cgi-bin /global/web
f. 注冊數(shù)據(jù)資源(資源必須注冊后才能使用)
#scrgadm –a –t SUNW.apache
g. 建立資源組
#scrgadm –a –g sa-rg –h node1,node2
h. 往資源組里添加sclable資源
#scrgadm –a –S –g sa-rg –l clustername-web
#scrgadm –a –g web-rg –y Maximum_primaries=2 –y Desired_primaries=2 –y RG_dependencies=sa-rg
#scrgadm –a –j apache-res –g web-rg –t SUNW.apache –x
Confdir_list=/etc/apache –x Bin_dir=/usr/apache/bin
–y Scalable=TRUE –y Network_resources_used=clustername-web
i. 初始化資源組,是之生效
#scswitch –Z –g sa-rg
#scswitch –Z –g web-rg
j. 檢測cluster狀態(tài)
#scstat –g
k. 調(diào)整節(jié)點負(fù)載,默認(rèn)為1:1
#scrgadm –c –j web-res –y Load_balance_weights=5@node1,2@node2
六、 Sun Cluster的日常維護和管理:
1. 顯示sun cluster 發(fā)行版本
#scinstall –pv
2. 顯示已配置的資源類型、資源組和資源
#scrgadm –p
3. 檢查集群組件狀態(tài)及配置
#scstat –p
#scconf –p
#scrgadm –pv(v)
4. 關(guān)閉集群
#scshutdown –g 0 –y
此命令將每個節(jié)點都關(guān)閉到OK狀態(tài),可用boot命令啟動,然后用scstat –n狀態(tài)件則節(jié)點狀態(tài) 。
5.關(guān)閉單個節(jié)點
#scswitch –s –h node2
#shutdown –g 0 –y
6.將某一節(jié)點置為維護狀態(tài)
#scconf –c –q globaldev=quorumdivice(dx),maintstate
7. 手工修改節(jié)點quoroum的投票數(shù)
a. ok> boot –x
b. #cd /etc/cluster/ccr
c. #vi infrastructure
cluster.nodes.1.name torrey
cluster.nodes.1.properties.quorum_vote 3
d. #cd /etc/cluster/ccr
e. #/usr/cluster/lib/sc/ccradm –I /etc/cluster/ccr/infrastructure –o
f. #reboot
8. 刪資源組和disk group
a. 停資源:scswitch –n –j resourcename
b. 刪資源:scrgadm –r –j resourcename
c. 刪資源組:scrgadm –r –g resourcegroup
d. 刪dg:vxdg destroy dgname

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