A) OCFS2 패키지 설치
OCFS2 관련 패키지 설치
yum install ocfs2-tools ocfs2-tools-devel
[root@rac1 ~]# yum install ocfs2-tools ocfs2-tools-devel
Loaded plugins: refresh-packagekit, security, ulninfo
Setting up Install Process
Resolving Dependencies
--> Running transaction check
---> Package ocfs2-tools.x86_64 0:1.8.6-2.el6 will be installed
--> Processing Dependency: redhat-lsb for package: ocfs2-tools-1.8.6-2.el6.x86_64
---> Package ocfs2-tools-devel.x86_64 0:1.8.6-2.el6 will be installed
--> Processing Dependency: e2fsprogs-devel for package: ocfs2-tools-devel-1.8.6-2.el6.x86_64
--> Running transaction check
---> Package e2fsprogs-devel.x86_64 0:1.42.8-1.0.2.el6 will be installed
---> Package redhat-lsb.x86_64 0:4.0-7.0.2.el6 will be installed
--> Processing Dependency: redhat-lsb-printing(x86-64) = 4.0-7.0.2.el6 for package: redhat-lsb-4.0-7.0.2.el6.x86_64
--> Processing Dependency: redhat-lsb-graphics(x86-64) = 4.0-7.0.2.el6 for package: redhat-lsb-4.0-7.0.2.el6.x86_64
--> Processing Dependency: redhat-lsb-core(x86-64) = 4.0-7.0.2.el6 for package: redhat-lsb-4.0-7.0.2.el6.x86_64
--> Processing Dependency: redhat-lsb-compat(x86-64) = 4.0-7.0.2.el6 for package: redhat-lsb-4.0-7.0.2.el6.x86_64
--> Running transaction check
---> Package redhat-lsb-compat.x86_64 0:4.0-7.0.2.el6 will be installed
---> Package redhat-lsb-core.x86_64 0:4.0-7.0.2.el6 will be installed
--> Processing Dependency: perl-Test-Simple for package: redhat-lsb-core-4.0-7.0.2.el6.x86_64
--> Processing Dependency: perl-CGI for package: redhat-lsb-core-4.0-7.0.2.el6.x86_64
--> Processing Dependency: /usr/bin/pax for package: redhat-lsb-core-4.0-7.0.2.el6.x86_64
---> Package redhat-lsb-graphics.x86_64 0:4.0-7.0.2.el6 will be installed
--> Processing Dependency: libQtXml.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtSvg.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtSql.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtOpenGL.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtNetwork.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtGui.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
--> Processing Dependency: libQtCore.so.4()(64bit) for package: redhat-lsb-graphics-4.0-7.0.2.el6.x86_64
---> Package redhat-lsb-printing.x86_64 0:4.0-7.0.2.el6 will be installed
--> Processing Dependency: /usr/bin/lpr for package: redhat-lsb-printing-4.0-7.0.2.el6.x86_64
--> Processing Dependency: /usr/bin/lp for package: redhat-lsb-printing-4.0-7.0.2.el6.x86_64
--> Processing Dependency: /usr/bin/gs for package: redhat-lsb-printing-4.0-7.0.2.el6.x86_64
--> Processing Dependency: /usr/bin/foomatic-rip for package: redhat-lsb-printing-4.0-7.0.2.el6.x86_64
--> Running transaction check
---> Package cups.x86_64 1:1.4.2-74.el6 will be installed
--> Processing Dependency: portreserve for package: 1:cups-1.4.2-74.el6.x86_64
--> Processing Dependency: poppler-utils for package: 1:cups-1.4.2-74.el6.x86_64
---> Package foomatic.x86_64 0:4.0.4-5.el6_7 will be installed
--> Processing Dependency: foomatic-db for package: foomatic-4.0.4-5.el6_7.x86_64
---> Package ghostscript.x86_64 0:8.70-21.el6 will be installed
--> Processing Dependency: urw-fonts >= 1.1 for package: ghostscript-8.70-21.el6.x86_64
--> Processing Dependency: ghostscript-fonts for package: ghostscript-8.70-21.el6.x86_64
---> Package pax.x86_64 0:3.4-10.1.el6 will be installed
---> Package perl-CGI.x86_64 0:3.51-141.el6_7.1 will be installed
---> Package perl-Test-Simple.x86_64 0:0.92-141.el6_7.1 will be installed
---> Package qt.x86_64 1:4.6.2-28.el6_5 will be installed
---> Package qt-x11.x86_64 1:4.6.2-28.el6_5 will be installed
--> Processing Dependency: qt-sqlite(x86-64) = 1:4.6.2-28.el6_5 for package: 1:qt-x11-4.6.2-28.el6_5.x86_64
--> Processing Dependency: phonon-backend(x86-64) >= 4.3 for package: 1:qt-x11-4.6.2-28.el6_5.x86_64
--> Running transaction check
---> Package foomatic-db.noarch 0:4.0-7.20091126.el6 will be installed
--> Processing Dependency: foomatic-db-ppds = 4.0-7.20091126.el6 for package: foomatic-db-4.0-7.20091126.el6.noarch
--> Processing Dependency: foomatic-db-filesystem = 4.0-7.20091126.el6 for package: foomatic-db-4.0-7.20091126.el6.noarch
---> Package ghostscript-fonts.noarch 0:5.50-23.2.el6 will be installed
---> Package phonon-backend-gstreamer.x86_64 1:4.6.2-28.el6_5 will be installed
---> Package poppler-utils.x86_64 0:0.12.4-10.el6 will be installed
--> Processing Dependency: poppler = 0.12.4-10.el6 for package: poppler-utils-0.12.4-10.el6.x86_64
--> Processing Dependency: libpoppler.so.5()(64bit) for package: poppler-utils-0.12.4-10.el6.x86_64
--> Processing Dependency: libopenjpeg.so.2()(64bit) for package: poppler-utils-0.12.4-10.el6.x86_64
---> Package portreserve.x86_64 0:0.0.4-11.el6 will be installed
---> Package qt-sqlite.x86_64 1:4.6.2-28.el6_5 will be installed
---> Package urw-fonts.noarch 0:2.4-11.el6 will be installed
--> Running transaction check
---> Package foomatic-db-filesystem.noarch 0:4.0-7.20091126.el6 will be installed
---> Package foomatic-db-ppds.noarch 0:4.0-7.20091126.el6 will be installed
---> Package openjpeg-libs.x86_64 0:1.3-11.el6 will be installed
---> Package poppler.x86_64 0:0.12.4-10.el6 will be installed
--> Processing Dependency: poppler-data >= 0.4.0 for package: poppler-0.12.4-10.el6.x86_64
--> Running transaction check
---> Package poppler-data.noarch 0:0.4.0-1.el6 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
================================================================================
Package Arch Version Repository
Size
================================================================================
Installing:
ocfs2-tools x86_64 1.8.6-2.el6 ol6 540 k
ocfs2-tools-devel x86_64 1.8.6-2.el6 ol6 159 k
Installing for dependencies:
cups x86_64 1:1.4.2-74.el6 ol6 2.3 M
e2fsprogs-devel x86_64 1.42.8-1.0.2.el6 ol6 221 k
foomatic x86_64 4.0.4-5.el6_7 ol6 250 k
foomatic-db noarch 4.0-7.20091126.el6 ol6 980 k
foomatic-db-filesystem noarch 4.0-7.20091126.el6 ol6 3.9 k
foomatic-db-ppds noarch 4.0-7.20091126.el6 ol6 19 M
ghostscript x86_64 8.70-21.el6 ol6 4.4 M
ghostscript-fonts noarch 5.50-23.2.el6 ol6 589 k
openjpeg-libs x86_64 1.3-11.el6 ol6 60 k
pax x86_64 3.4-10.1.el6 ol6 69 k
perl-CGI x86_64 3.51-141.el6_7.1 ol6 209 k
perl-Test-Simple x86_64 0.92-141.el6_7.1 ol6 112 k
phonon-backend-gstreamer x86_64 1:4.6.2-28.el6_5 ol6 126 k
poppler x86_64 0.12.4-10.el6 ol6 558 k
poppler-data noarch 0.4.0-1.el6 ol6 2.2 M
poppler-utils x86_64 0.12.4-10.el6 ol6 73 k
portreserve x86_64 0.0.4-11.el6 ol6 23 k
qt x86_64 1:4.6.2-28.el6_5 ol6 3.9 M
qt-sqlite x86_64 1:4.6.2-28.el6_5 ol6 51 k
qt-x11 x86_64 1:4.6.2-28.el6_5 ol6 12 M
redhat-lsb x86_64 4.0-7.0.2.el6 ol6 11 k
redhat-lsb-compat x86_64 4.0-7.0.2.el6 ol6 9.9 k
redhat-lsb-core x86_64 4.0-7.0.2.el6 ol6 25 k
redhat-lsb-graphics x86_64 4.0-7.0.2.el6 ol6 12 k
redhat-lsb-printing x86_64 4.0-7.0.2.el6 ol6 11 k
urw-fonts noarch 2.4-11.el6 ol6 3.0 M
Transaction Summary
================================================================================
Install 28 Package(s)
Total download size: 51 M
Installed size: 132 M
Is this ok [y/N]: y
Downloading Packages:
--------------------------------------------------------------------------------
Total 105 MB/s | 51 MB 00:00
Running rpm_check_debug
Running Transaction Test
Transaction Test Succeeded
Running Transaction
Warning: RPMDB altered outside of yum.
Installing : 1:qt-4.6.2-28.el6_5.x86_64 1/28
Installing : foomatic-db-filesystem-4.0-7.20091126.el6.noarch 2/28
Installing : openjpeg-libs-1.3-11.el6.x86_64 3/28
Installing : 1:qt-sqlite-4.6.2-28.el6_5.x86_64 4/28
Installing : 1:phonon-backend-gstreamer-4.6.2-28.el6_5.x86_64 5/28
Installing : 1:qt-x11-4.6.2-28.el6_5.x86_64 6/28
Installing : perl-CGI-3.51-141.el6_7.1.x86_64 7/28
Installing : portreserve-0.0.4-11.el6.x86_64 8/28
Installing : urw-fonts-2.4-11.el6.noarch 9/28
Installing : perl-Test-Simple-0.92-141.el6_7.1.x86_64 10/28
Installing : poppler-data-0.4.0-1.el6.noarch 11/28
Installing : poppler-0.12.4-10.el6.x86_64 12/28
Installing : poppler-utils-0.12.4-10.el6.x86_64 13/28
Installing : 1:cups-1.4.2-74.el6.x86_64 14/28
Installing : foomatic-db-ppds-4.0-7.20091126.el6.noarch 15/28
Installing : foomatic-db-4.0-7.20091126.el6.noarch 16/28
Installing : ghostscript-fonts-5.50-23.2.el6.noarch 17/28
Installing : ghostscript-8.70-21.el6.x86_64 18/28
Installing : foomatic-4.0.4-5.el6_7.x86_64 19/28
Installing : pax-3.4-10.1.el6.x86_64 20/28
Installing : redhat-lsb-core-4.0-7.0.2.el6.x86_64 21/28
Installing : redhat-lsb-printing-4.0-7.0.2.el6.x86_64 22/28
Installing : redhat-lsb-graphics-4.0-7.0.2.el6.x86_64 23/28
Installing : redhat-lsb-compat-4.0-7.0.2.el6.x86_64 24/28
Installing : redhat-lsb-4.0-7.0.2.el6.x86_64 25/28
Installing : ocfs2-tools-1.8.6-2.el6.x86_64 26/28
Installing : e2fsprogs-devel-1.42.8-1.0.2.el6.x86_64 27/28
Installing : ocfs2-tools-devel-1.8.6-2.el6.x86_64 28/28
Verifying : e2fsprogs-devel-1.42.8-1.0.2.el6.x86_64 1/28
Verifying : redhat-lsb-printing-4.0-7.0.2.el6.x86_64 2/28
Verifying : foomatic-4.0.4-5.el6_7.x86_64 3/28
Verifying : redhat-lsb-core-4.0-7.0.2.el6.x86_64 4/28
Verifying : openjpeg-libs-1.3-11.el6.x86_64 5/28
Verifying : pax-3.4-10.1.el6.x86_64 6/28
Verifying : ghostscript-8.70-21.el6.x86_64 7/28
Verifying : ghostscript-fonts-5.50-23.2.el6.noarch 8/28
Verifying : 1:qt-x11-4.6.2-28.el6_5.x86_64 9/28
Verifying : 1:cups-1.4.2-74.el6.x86_64 10/28
Verifying : foomatic-db-filesystem-4.0-7.20091126.el6.noarch 11/28
Verifying : poppler-data-0.4.0-1.el6.noarch 12/28
Verifying : poppler-utils-0.12.4-10.el6.x86_64 13/28
Verifying : ocfs2-tools-devel-1.8.6-2.el6.x86_64 14/28
Verifying : foomatic-db-ppds-4.0-7.20091126.el6.noarch 15/28
Verifying : perl-Test-Simple-0.92-141.el6_7.1.x86_64 16/28
Verifying : urw-fonts-2.4-11.el6.noarch 17/28
Verifying : redhat-lsb-graphics-4.0-7.0.2.el6.x86_64 18/28
Verifying : 1:qt-4.6.2-28.el6_5.x86_64 19/28
Verifying : portreserve-0.0.4-11.el6.x86_64 20/28
Verifying : 1:qt-sqlite-4.6.2-28.el6_5.x86_64 21/28
Verifying : ocfs2-tools-1.8.6-2.el6.x86_64 22/28
Verifying : perl-CGI-3.51-141.el6_7.1.x86_64 23/28
Verifying : poppler-0.12.4-10.el6.x86_64 24/28
Verifying : redhat-lsb-compat-4.0-7.0.2.el6.x86_64 25/28
Verifying : 1:phonon-backend-gstreamer-4.6.2-28.el6_5.x86_64 26/28
Verifying : foomatic-db-4.0-7.20091126.el6.noarch 27/28
Verifying : redhat-lsb-4.0-7.0.2.el6.x86_64 28/28
Installed:
ocfs2-tools.x86_64 0:1.8.6-2.el6 ocfs2-tools-devel.x86_64 0:1.8.6-2.el6
Dependency Installed:
cups.x86_64 1:1.4.2-74.el6
e2fsprogs-devel.x86_64 0:1.42.8-1.0.2.el6
foomatic.x86_64 0:4.0.4-5.el6_7
foomatic-db.noarch 0:4.0-7.20091126.el6
foomatic-db-filesystem.noarch 0:4.0-7.20091126.el6
foomatic-db-ppds.noarch 0:4.0-7.20091126.el6
ghostscript.x86_64 0:8.70-21.el6
ghostscript-fonts.noarch 0:5.50-23.2.el6
openjpeg-libs.x86_64 0:1.3-11.el6
pax.x86_64 0:3.4-10.1.el6
perl-CGI.x86_64 0:3.51-141.el6_7.1
perl-Test-Simple.x86_64 0:0.92-141.el6_7.1
phonon-backend-gstreamer.x86_64 1:4.6.2-28.el6_5
poppler.x86_64 0:0.12.4-10.el6
poppler-data.noarch 0:0.4.0-1.el6
poppler-utils.x86_64 0:0.12.4-10.el6
portreserve.x86_64 0:0.0.4-11.el6
qt.x86_64 1:4.6.2-28.el6_5
qt-sqlite.x86_64 1:4.6.2-28.el6_5
qt-x11.x86_64 1:4.6.2-28.el6_5
redhat-lsb.x86_64 0:4.0-7.0.2.el6
redhat-lsb-compat.x86_64 0:4.0-7.0.2.el6
redhat-lsb-core.x86_64 0:4.0-7.0.2.el6
redhat-lsb-graphics.x86_64 0:4.0-7.0.2.el6
redhat-lsb-printing.x86_64 0:4.0-7.0.2.el6
urw-fonts.noarch 0:2.4-11.el6
Complete!
OCFS2 패키지와 연관된 패키지를 함께 설치하기 위해서는 yum을 이용하는 것이 편리합니다.
B) 클러스터 및 노드 추가
클러스터 추가
o2cb add-cluster <클러스터명>
[root@rac1 ~]# o2cb add-cluster ocfs2
클러스터 노드 추가
o2cb add-node <클러스터명> <노드명> --ip <IP 주소>
[root@rac1 ~]# o2cb add-node ocfs2 rac1 --ip 10.0.5.101 [root@rac1 ~]# o2cb add-node ocfs2 rac2 --ip 10.0.5.102
클러스터 설정 파일 확인
cat /etc/ocfs2/cluster.conf
[root@rac1 ~]# cat /etc/ocfs2/cluster.conf
cluster:
heartbeat_mode = local
node_count = 2
name = ocfs2
node:
number = 0
cluster = ocfs2
ip_port = 7777
ip_address = 10.0.5.101
name = rac1
node:
number = 1
cluster = ocfs2
ip_port = 7777
ip_address = 10.0.5.102
name = rac2
C) 클러스터 스택 설정 및 확인
클러스터 스택 설정
service o2cb configure
[root@rac1 ~]# service o2cb configure
Configuring the O2CB driver.
This will configure the on-boot properties of the O2CB driver.
The following questions will determine whether the driver is loaded on
boot. The current values will be shown in brackets ('[]'). Hitting
<ENTER> without typing an answer will keep that current value. Ctrl-C
will abort.
Load O2CB driver on boot (y/n) [n]: y
Cluster stack backing O2CB [o2cb]:
Cluster to start on boot (Enter "none" to clear) [ocfs2]:
Specify heartbeat dead threshold (>=7) [31]:
Specify network idle timeout in ms (>=5000) [30000]:
Specify network keepalive delay in ms (>=1000) [2000]:
Specify network reconnect delay in ms (>=2000) [2000]:
Writing O2CB configuration: OK
checking debugfs...
Loading filesystem "configfs": OK
Mounting configfs filesystem at /sys/kernel/config: OK
Loading stack plugin "o2cb": OK
Loading filesystem "ocfs2_dlmfs": OK
Creating directory '/dlm': OK
Mounting ocfs2_dlmfs filesystem at /dlm: OK
Setting cluster stack "o2cb": OK
Registering O2CB cluster "ocfs2": OK
Setting O2CB cluster timeouts : OK
클러스터 스택 상태 확인
service o2cb status
[root@rac1 ~]# service o2cb status Driver for "configfs": Loaded Filesystem "configfs": Mounted Stack glue driver: Loaded Stack plugin "o2cb": Loaded Driver for "ocfs2_dlmfs": Loaded Filesystem "ocfs2_dlmfs": Mounted Checking O2CB cluster "ocfs2": Online Heartbeat dead threshold: 31 Network idle timeout: 30000 Network keepalive delay: 2000 Network reconnect delay: 2000 Heartbeat mode: Local Checking O2CB heartbeat: Not active Debug file system at /sys/kernel/debug: mounted
D) 클러스터 활성화
클러스터 스택 및 클러스터 활성화
chkconfig o2cb on chkconfig ocfs2 on
[root@rac1 ~]# chkconfig o2cb on [root@rac1 ~]# chkconfig ocfs2 on
E) 리눅스 커널 변수 수정 및 적용
vi /etc/sysctl.conf 로 커널 변수 수정
kernel.panic = 30 kernel.panic_on_oops = 1
[root@rac1 ~]# cat /etc/sysctl.conf | grep panic # oracle-rdbms-server-11gR2-preinstall setting for kernel.panic_on_oops is 1 per Orabug 19212317 kernel.panic_on_oops = 1 kernel.panic = 30
변경된 커널 변수 적용
sysctl -p
[root@rac1 ~]# sysctl -p net.ipv4.ip_forward = 0 net.ipv4.conf.default.rp_filter = 1 net.ipv4.conf.default.accept_source_route = 0 kernel.sysrq = 0 kernel.core_uses_pid = 1 net.ipv4.tcp_syncookies = 1 kernel.msgmnb = 65536 kernel.msgmax = 65536 kernel.shmall = 4294967296 fs.file-max = 6815744 kernel.sem = 250 32000 100 128 kernel.shmmni = 4096 kernel.shmmax = 4398046511104 kernel.panic_on_oops = 1 kernel.panic = 30 net.core.rmem_default = 262144 net.core.rmem_max = 4194304 net.core.wmem_default = 262144 net.core.wmem_max = 1048576 fs.aio-max-nr = 1048576 net.ipv4.ip_local_port_range = 9000 65500
F) OCFS2 볼륨 생성 및 마운트
OCFS2 볼륨 생성
mkfs.ocfs2 -L <볼륨명> /dev/sdb2
[root@rac1 ~]# mkfs.ocfs2 -L fravol /dev/sdb2 mkfs.ocfs2 1.8.6 Cluster stack: classic o2cb Label: fravol Features: sparse extended-slotmap backup-super unwritten inline-data strict-journal-super xattr indexed-dirs refcount discontig-bg Block size: 4096 (12 bits) Cluster size: 4096 (12 bits) Volume size: 5354655744 (1307289 clusters) (1307289 blocks) Cluster groups: 41 (tail covers 17049 clusters, rest cover 32256 clusters) Extent allocator size: 4194304 (1 groups) Journal size: 67108864 Node slots: 4 Creating bitmaps: done Initializing superblock: done Writing system files: done Writing superblock: done Writing backup superblock: 2 block(s) Formatting Journals: done Growing extent allocator: done Formatting slot map: done Formatting quota files: done Writing lost+found: done mkfs.ocfs2 successful
OCFS2 볼륨 마운트 및 권한 설정
mkdir /FRA mount /dev/sdb2 /FRA chown -R oracle:dba /FRA
[root@rac1 ~]# mkdir /FRA [root@rac1 ~]# mount /dev/sdb2 /FRA [root@rac1 ~]# chown -R oracle:dba /FRA [root@rac1 ~]# chmod -R 770 /FRA [root@rac1 ~]# ls /FRA lost+found
vi /etc/fstab 로 자동 마운트 설정
/dev/sdb2 /FRA ocfs2 _netdev,defaults 0 0
vi /etc/rc.local 로 자동 권한 부여 설정
chown -R oracle:dba /FRA chmod -R 770 /FRA
{}
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설정 참조 : https://docs.oracle.com/en/operating-systems/oracle-linux/6/adminsg/ol_instcfg_ocfs2.html