360网站安全检测,邯郸做移动网站报价,广州新闻播报,自助游网站开发分析报告总结物理机上添加磁盘操作注意#xff1a;1)物理机上添加磁盘操作#xff0c;不涉及到start_udev的动作。2)磁盘分区的操作#xff0c;需要谨慎进行#xff0c;核准无误后再操作。(1)查看磁盘名称命名# su - grid$ sqlplus / as sysasmset linesize 180col name format a20col …物理机上添加磁盘操作注意1)物理机上添加磁盘操作不涉及到start_udev的动作。2)磁盘分区的操作需要谨慎进行核准无误后再操作。(1)查看磁盘名称命名# su - grid$ sqlplus / as sysasmset linesize 180col name format a20col path format a30col header_status format a15col failgroup format a20select name, path, header_status, mode_status, state, failgroup, disk_number from v$asm_disk order by name;SQLNAME PATH HEADER_STATUS MODE_STATUS STATE FAILGROUP DISK_NUMBER-------------------- ------------------------------ --------------- --------------------- ------------------------ -------------------- -----------CRSDG_0000 /dev/mapper/asmcrs1p1 MEMBER ONLINE NORMAL CRSDG_0000 0CRSDG_0001 /dev/mapper/asmcrs2p1 MEMBER ONLINE NORMAL CRSDG_0001 1CRSDG_0002 /dev/mapper/asmcrs3p1 MEMBER ONLINE NORMAL CRSDG_0002 2ODSDW_0000 /dev/mapper/asmdata1p1 MEMBER ONLINE NORMAL ODSDW_0000 0ODSDW_0001 /dev/mapper/asmdata2p1 MEMBER ONLINE NORMAL ODSDW_0001 1ODSDW_0002 /dev/mapper/asmdata3p1 MEMBER ONLINE NORMAL ODSDW_0002 2ODSDW_0003 /dev/mapper/asmdata4p1 MEMBER ONLINE NORMAL ODSDW_0003 3ODSDW_0004 /dev/mapper/asmdata5p1 MEMBER ONLINE NORMAL ODSDW_0004 4/dev/mapper/asmdata2 CANDIDATE ONLINE NORMAL 10/dev/mapper/asmdata3 CANDIDATE ONLINE NORMAL 11/dev/mapper/asmcrs2 CANDIDATE ONLINE NORMAL 12NAME PATH HEADER_STATUS MODE_STATUS STATE FAILGROUP DISK_NUMBER-------------------- ------------------------------ --------------- --------------------- ------------------------ -------------------- -----------/dev/mapper/asmdata4 CANDIDATE ONLINE NORMAL 13/dev/mapper/asmcrs1 CANDIDATE ONLINE NORMAL 14/dev/mapper/asmcrs3 CANDIDATE ONLINE NORMAL 15/dev/mapper/asmdata5 CANDIDATE ONLINE NORMAL 1/dev/mapper/asmdata1 CANDIDATE ONLINE NORMAL 916 rows selected.SQL/dev/mapper/asmdata5由上边的输出确定新增的名字应该为asmdata6(2)修改alias的新增磁盘的名字[root ~]# vi /etc/multipath.confmultipath {wwid 360002ac000000000000002ea000066e3alias asmdata5}multipath {wwid 360002ac*************************alias asmdata6 设置新增的磁盘的名字为asmdata6}(3)重新加载mulitipathd并查看相关的磁盘信息[root ~]# service multipathd reload[root ~]# multipath -ll |grep -A6 asmasmdata6 (360002ac*************************) dm-13 3PARdata,VV 找到对应的asmdata6这块磁盘... snip ...asmdata5 (360002ac000000000000002ea000066e3) dm-13 3PARdata,VVsize1.0T features0 hwhandler0 wprw-- policyround-robin 0 prio1 statusactive|- 7:0:0:8 sdap 66:144 active ready running|- 8:0:0:8 sdar 66:176 active ready running|- 7:0:1:8 sdaq 66:160 active ready running- 8:0:1:8 sdas 66:192 active ready running(4)核准参数文件12-dm-permissions.rules配置[root ~]# cat /etc/udev/rules.d/12-dm-permissions.rulesACTION!add|change, GOTOdm_endENV{DM_UDEV_RULES_VSN}!?*, GOTOdm_end# PLAIN DM DEVICES## Set permissions for a DM device named my_device exactly# ENV{DM_NAME}my_device, OWNER:root, GROUP:root, MODE:660ENV{DM_NAME}asm*, OWNER:grid, GROUP:dba, MODE:660LABELdm_end[root ~]#(5)对新增磁盘进行分区操作(请再次核准要操作的磁盘失误操作将导致数据库损坏)# parted /dev/mapper/asmdataXXX mklabel gpt mkpart primary 0% 100%本示例为asmdata6请根据实际情况执行具体的操作命令如下所示为对asmdata6磁盘进行分区。[root ~]# parted /dev/mapper/asmdata6 mklabel gpt mkpart primary 0% 100%(6)确认新增磁盘属性查询具体新增磁盘的属性(asmdata6和asmdata6p1)这里以asmdata5, asmdata5p1作为示例输出请以实际的新增磁盘的相关属性asmdata6和asmdata6p1[root ~]# ls -l /dev/mapper/asm*lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmcrs1 - ../dm-4lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmcrs1p1 - ../dm-15lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmcrs2 - ../dm-6lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmcrs2p1 - ../dm-17lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmcrs3 - ../dm-3lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmcrs3p1 - ../dm-14lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmdata1 - ../dm-9lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata1p1 - ../dm-20lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmdata2 - ../dm-8lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata2p1 - ../dm-19lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmdata3 - ../dm-7lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata3p1 - ../dm-18lrwxrwxrwx 1 root root 7 8月 6 11:15 /dev/mapper/asmdata4 - ../dm-5lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata4p1 - ../dm-16lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata5 - ../dm-13lrwxrwxrwx 1 root root 8 8月 6 11:15 /dev/mapper/asmdata5p1 - ../dm-21[root ~]# ls -l /dev/dm-13 /dev/dm-21brw-rw---- 1 grid dba 253, 13 8月 6 11:15 /dev/dm-13 确认属性为grid dbabrw-rw---- 1 grid dba 253, 21 8月 6 11:16 /dev/dm-21 确认属性为grid dba[root ~]###############################################################################################另一个物理节点(如果为RAC的系统另一个节点的操作说明)注意另一个节点不需要再执行磁盘分区命令(1)修改alias的新增磁盘的名字[root ~]# vi /etc/multipath.confmultipath {wwid 360002ac000000000000002ea000066e3alias asmdata5}multipath {wwid 360002ac*************************alias asmdata6 设置新增的磁盘的名字为asmdata6}(2)重新加载mulitipathd并查看相关的磁盘信息[root ~]# service multipathd reload[root ~]# multipath -ll |grep -A6 asmasmdata6 (360002ac*************************) dm-13 3PARdata,VV 找到对应的asmdata6这块磁盘... snip ...(3)核准参数文件12-dm-permissions.rules配置(4)确认新增磁盘属性
