平时自己测试环境搭建用，部分参数是不规范的。

生产请按照官方文档或者公司标准化文档来做。

共享硬盘：

  1. disk.locking = "FALSE"
  2. diskLib.dataCacheMaxSize = "0"
  3. scsi1.sharedBus = "virtual"
  5. scsi1:0.deviceType = "disk"
  6. scsi1:1.deviceType = "disk"
  7. scsi1:2.deviceType = "disk"
  8. scsi1:3.deviceType = "disk"
  9. scsi1:4.deviceType = "disk"

多路径：

  1. lsmod |grep dm_multipath
  2. yum install device-mapper* -y
  3. modprobe dm-multipath
  4. modprobe dm-round-robin
  5. service multipathd start
  6. multipath –v2
  7. lsmod |grep dm_multipath
  8. chkconfig --level 345  multipathd on

搭建：

包(11g)：

  1.  yum install gcc gcc-c++ glibc* glibc-devel* ksh libgcc* libstdc++* libstdc++-devel* make sysstat  compat-libstdc++* elfutils-libelf-devel* libaio-devel*  compat-libcap* -y

环境变量：

  1. oracle用户:
  2. export TMP=/tmp
  3. export TMPDIR=$TMP
  4. export ORACLE_SID=zkm2  # RAC2
  5. export ORACLE_BASE=/u01/app/oracle
  6. export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db_1
  7. export TNS_ADMIN=$ORACLE_HOME/network/admin
  8. export PATH=/usr/sbin:$PATH
  9. export PATH=$ORACLE_HOME/bin:$PATH:$ORACLE_HOME/OPatch
  10. export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib
  11. export NLS_LANG=AMERICAN_AMERICA.AL32UTF8
  12. export DISPLAY=192.168.180.1:0.0
  14. grid用户：
  15. export TMP=/tmp
  16. export TMPDIR=$TMP
  17. export ORACLE_SID=+ASM2  # RAC2
  18. export ORACLE_BASE=/u01/app/grid
  19. export ORACLE_HOME=/u01/app/11.2.0/grid
  20. export PATH=/usr/sbin:$PATH
  21. export PATH=$ORACLE_HOME/bin:$PATH:$ORACLE_HOME/OPatch
  22. export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib
  23. export CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib
  24. export NLS_LANG=AMERICAN_AMERICA.AL32UTF8
  25. export DISPLAY=192.168.180.1:0.0

创建目录：

  1. /usr/sbin/groupadd -g 1000 oinstall
  2. /usr/sbin/groupadd -g 1020 asmadmin
  3. /usr/sbin/groupadd -g 1021 asmdba
  4. /usr/sbin/groupadd -g 1022 asmoper
  5. /usr/sbin/groupadd -g 1031 dba
  6. /usr/sbin/groupadd -g 1032 oper
  7. useradd -u 1100 -g oinstall -G asmadmin,asmdba,asmoper,oper,dba grid
  8. useradd -u 1101 -g oinstall -G dba,asmdba,oper oracle
  9. mkdir -p /u01/app/11.2.0/grid
  10. mkdir -p /u01/app/grid
  11. mkdir /u01/app/oracle
  12. chown -R grid:oinstall /u01
  13. chown oracle:oinstall /u01/app/oracle
  14. chmod -R 775 /u01/
  15. mkdir /soft
  16. chown -R oracle:oinstall /soft

hosts配置：

  1. ##public
  2. 192.168.180.100 rac1.example.com rac1
  3. 192.168.180.200 rac2.example.com rac2
  5. ##private
  6. 10.10.10.100 rac1-private.example.com rac1-private
  7. 10.10.10.200 rac2-private.example.com rac2-private
  9. ##vip
  10. 192.168.180.111 rac1-vip.example.com rac1-vip
  11. 192.168.180.222 rac2-vip.example.com rac2-vip
  13. ##scan ip
  14. 192.168.180.233 scan-ip

卸载：

  1. /usr/sbin/userdel -r grid
  2. /usr/sbin/userdel -r oracle
  4. /usr/sbin/groupdel dba
  5. /usr/sbin/groupdel asmdba
  6. /usr/sbin/groupdel asmadmin
  7. /usr/sbin/groupdel oinstall
  8. /usr/sbin/groupdel oper
  9. /usr/sbin/groupdel asmoper
  11. rm -fr /soft
  12. rm -fr /u01
  14. rm -rf /etc/ora*
  15. rm -rf /tmp/.oracle
  16. rm -rf /var/tmp/.oracle
  18. rm -f /etc/inittab.crs
  19. cp /etc/inittab.no_crs /etc/inittab
  21. rm -rf /etc/init.d/init.ohasd
  22. rm -rf /etc/init.d/ohasd
  24. rm -rf /tmp/CVU_*
  25. rm -rf /tmp/OraInsta*
  26. rm -rf /opt/ORCLfmap
  27. rm -rf /usr/local/bin/dbhome
  28. rm -rf  /usr/local/bin/oraenv
  29. rm -rf /usr/local/bin/coraenv
  31. systemctl daemon-reload
  32. systemctl disable oracle-ohasd.service
  33. systemctl daemon-reload
  34. systemctl disable oracle-tfa.service
  36. rm -fr /etc/systemd/system/oracle*
  37. systemctl daemon-reload
  39. dd if=/dev/zero of=/dev/mapper/asm-ocr1 bs=1024 count=5000
  40. dd if=/dev/zero of=/dev/mapper/asm-ocr2 bs=1024 count=5000
  41. dd if=/dev/zero of=/dev/mapper/asm-ocr3 bs=1024 count=5000
  42. dd if=/dev/zero of=/dev/mapper/asm-data01 bs=1024 count=5000
  43. dd if=/dev/zero of=/dev/mapper/asm-fra01 bs=1024 count=5000
  44. dd if=/dev/zero of=/dev/mapper/asm-redoa bs=1024 count=5000
  45. dd if=/dev/zero of=/dev/mapper/asm-redob bs=1024 count=5000

多路径模板：

  1. vi /etc/multipath.conf
  2. # This is a basic configuration file with some examples, for device mapper
  3. # multipath.
  4. # For a complete list of the default configuration values, see
  5. # /usr/share/doc/device-mapper-multipath-0.4.9/multipath.conf.defaults
  6. # For a list of configuration options with descriptions, see
  7. # /usr/share/doc/device-mapper-multipath-0.4.9/multipath.conf.annotated
  8. #
  9. # REMEMBER: After updating multipath.conf, you must run
  10. #
  11. # service multipathd reload
  12. #
  13. # for the changes to take effect in multipathd
  15. ## By default, devices with vendor = "IBM" and product = "S/390.*" are
  16. ## blacklisted. To enable mulitpathing on these devies, uncomment the
  17. ## following lines.
  18. #blacklist_exceptions {
  19. #       device {
  20. #               vendor  "IBM"
  21. #               product "S/390.*"
  22. #       }
  23. #}
  25. ## Use user friendly names, instead of using WWIDs as names.
  26. defaults {
  27.         user_friendly_names yes
  28. }
  29. ##
  30. ## Here is an example of how to configure some standard options.
  31. ##
  32. #
  33. #defaults {
  34. #       udev_dir                /dev
  35. #       polling_interval        10
  36. #       path_selector           "round-robin 0"
  37. #       path_grouping_policy    multibus
  38. #       getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
  39. #       prio                    alua
  40. #       path_checker            readsector0
  41. #       rr_min_io               100
  42. #       max_fds                 8192
  43. #       rr_weight               priorities
  44. #       failback                immediate
  45. #       no_path_retry           fail
  46. #       user_friendly_names     yes
  47. #}
  48. ##
  49. ## The wwid line in the following blacklist section is shown as an example
  50. ## of how to blacklist devices by wwid.  The 2 devnode lines are the
  51. ## compiled in default blacklist. If you want to blacklist entire types
  52. ## of devices, such as all scsi devices, you should use a devnode line.
  53. ## However, if you want to blacklist specific devices, you should use
  54. ## a wwid line.  Since there is no guarantee that a specific device will
  55. ## not change names on reboot (from /dev/sda to /dev/sdb for example)
  56. ## devnode lines are not recommended for blacklisting specific devices.
  57. ##
  58. #blacklist {
  59. #       wwid 26353900f02796769
  60. #       devnode "^(ram|raw|loop|fd|md|dm-|sr|scd|st)[0-9]*"
  61. #       devnode "^hd[a-z]"
  62. #}
  63. #multipaths {
  64. #       multipath {
  65. #               wwid                    3600508b4000156d700012000000b0000
  66. #               alias                   yellow
  67. #               path_grouping_policy    multibus
  68. #               path_checker            readsector0
  69. #               path_selector           "round-robin 0"
  70. #               failback                manual
  71. #               rr_weight               priorities
  72. #               no_path_retry           5
  73. #       }
  74. #       multipath {
  75. #               wwid                    1DEC_____321816758474
  76. #               alias                   red
  77. #       }
  78. #}
  79. #devices {
  80. #       device {
  81. #               vendor                  "COMPAQ  "
  82. #               product                 "HSV110 (C)COMPAQ"
  83. #               path_grouping_policy    multibus
  84. #               getuid_callout          "/lib/udev/scsi_id --whitelisted --device=/dev/%n"
  85. #               path_checker            readsector0
  86. #               path_selector           "round-robin 0"
  87. #               hardware_handler        "0"
  88. #               failback                15
  89. #               rr_weight               priorities
  90. #               no_path_retry           queue
  91. #       }
  92. #       device {
  93. #               vendor                  "COMPAQ  "
  94. #               product                 "MSA1000         "
  95. #               path_grouping_policy    multibus
  96. #       }
  97. #}
  98. blacklist {
  99.         devnode "^sda"
  100. }
  102. multipaths {
  103.         multipath {
  104.                 wwid 36000c292e4149a5b449d751406ee04da
  105.                 alias asm-ocr1
  106. }
  107.         multipath {
  108.                 wwid 36000c29a0ab075db0a6c8b27e49fff55
  109.                 alias asm-ocr2
  110. }
  111.         multipath {
  112.                 wwid 36000c29f9ea0f52429caf2a1b6eae066
  113.                 alias asm-ocr3
  114. }
  115.         multipath {
  116.                 wwid 36000c29567d5da1685102a5b25623874
  117.                 alias asm-redoa
  118. }
  119.         multipath {
  120.                 wwid 36000c29f08f7046835a3f5fd93e7e321
  121.                 alias asm-redob
  122. }
  123.         multipath {
  124.                 wwid 36000c2948b7b39e405e0669dcc47bc04
  125.                 alias asm-fra01
  126. }
  127.         multipath {
  128.                 wwid 36000c29c002618693a8db87af5fa091f
  129.                 alias asm-data01
  130. }
  131. }
  133. multipathd -k
  134. multipathd> reconfigure
  135. ok

udev配置：

  1. vi /etc/udev/rules.d/99-oracle-asmdevices.rules
  2. ENV{DM_NAME}=="asm-data01", OWNER="grid", GROUP="asmadmin", MODE="0660",SYMLINK+="iscsi/oraasm-$env{DM_NAME}"
  3. ENV{DM_NAME}=="asm-ocr1", OWNER="grid", GROUP="asmadmin", MODE="0660",SYMLINK+="iscsi/oraasm-$env{DM_NAME}"
  4. ENV{DM_NAME}=="asm-ocr2", OWNER="grid", GROUP="asmadmin", MODE="0660",SYMLINK+="iscsi/oraasm-$env{DM_NAME}"

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