--备份OLR
[root@rac1 grid]# /u01/app/11.2.0/grid/bin/ocrconfig -local -manualbackup

--关闭 GRID
[root@rac1 grid]# /u01/app/11.2.0/grid/bin/crsctl stop has

--移除OLR
[root@rac1 grid]# mv /u01/app/11.2.0/grid/cdata/rac1.olr /home/grid/



--启动GRID出错
[root@rac1 grid]# /u01/app/11.2.0/grid/bin/crsctl start has
CRS-4124: Oracle High Availability Services startup failed.
CRS-4000: Command Start failed, or completed with errors.


--查看 GRID 日志，提示OLR文件不存在
[oracle@rac1 rac1]$ vi /u01/app/11.2.0/grid/log/rac1/alertrac1.log
2016-08-14 16:44:39.385:
[ohasd(48700)]CRS-0704:Oracle High Availability Service aborted due to Oracle Local Registry error [PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]]. Details at (:OHAS00106:) in /u01/app/11.2.0/grid/log/rac1/ohasd/ohasd.log.
2016-08-14 16:44:39.564:
[ohasd(48711)]CRS-0704:Oracle High Availability Service aborted due to Oracle Local Registry error [PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]]. Details at (:OHAS00106:) in /u01/app/11.2.0/grid/log/rac1/ohasd/ohasd.log.
2016-08-14 16:44:39.743:
[ohasd(48722)]CRS-0704:Oracle High Availability Service aborted due to Oracle Local Registry error [PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]]. Details at (:OHAS00106:) in /u01/app/11.2.0/grid/log/rac1/ohasd/ohasd.log.
2016-08-14 16:44:44.932:
[ohasd(48742)]CRS-0704:Oracle High Availability Service aborted due to Oracle Local Registry error [PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]]. Details at (:OHAS00106:) in /u01/app/11.2.0/grid/log/rac1/ohasd/ohasd.log.
[client(48757)]CRS-10001:CRS-10132: No msg for has:crs-10132 [10][60]

--查看 OHASD日志，提示 OLR文件不存在
[grid@rac1 ohasd]$ vi /u01/app/11.2.0/grid/log/rac1/ohasd/ohasd.log

2016-08-14 16:44:38.811: [ default][1786005280] OHASD Daemon Starting. Command string :restart
2016-08-14 16:44:38.811: [ default][1786005280] Initializing OLR
2016-08-14 16:44:38.813: [  OCROSD][1786005280]utopen:6m': failed in stat OCR file/disk /u01/app/11.2.0/grid/cdata/rac1.olr, errno=2, os err string=No such file or directory
2016-08-14 16:44:38.813: [  OCROSD][1786005280]utopen:7: failed to open any OCR file/disk, errno=2, os err string=No such file or directory
2016-08-14 16:44:38.813: [  OCRRAW][1786005280]proprinit: Could not open raw device
2016-08-14 16:44:38.813: [  OCRAPI][1786005280]a_init:16!: Backend init unsuccessful : [26]
2016-08-14 16:44:38.814: [  CRSOCR][1786005280] OCR context init failure.  Error: PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]
2016-08-14 16:44:38.816: [ default][1786005280] Created alert : (:OHAS00106:) :  OLR initialization failed, error: PROCL-26: Error while accessing the physical storage Operating System error [No such file or directory] [2]
2016-08-14 16:44:38.816: [ default][1786005280][PANIC] OHASD exiting; Could not init OLR
2016-08-14 16:44:38.816: [ default][1786005280] Done.


--确认OLR文件已经丢失
[root@rac1 grid]# ls /u01/app/11.2.0/grid/cdata/rac1.olr
ls: cannot access /u01/app/11.2.0/grid/cdata/rac1.olr: No such file or directory


--确认备份存在
[root@rac1 grid]# ls -l /u01/app/11.2.0/grid/cdata/rac1
total 13476
-rw------- 1 root root 6803456 Aug  9 10:10 backup_20160809_101046.olr
-rw------- 1 root root 6995968 Aug 14 16:34 backup_20160814_163404.olr

--还原 OLR出错
[root@rac1 grid]# /u01/app/11.2.0/grid/bin/ocrconfig -local -restore /u01/app/11.2.0/grid/cdata/rac1/backup_20160814_163404.olr
PROTL-35: The configured OLR location is not accessible.

--在 /u01/app/11.2.0/grid/cdata  目录中创建 rac1.olr，并赋予600权限后还原成功
[root@rac1 cdata]# touch rac1.olr
[root@rac1 cdata]# chmod 600 rac1.olr
[root@rac1 cdata]# pwd
/u01/app/11.2.0/grid/cdata

[root@rac1 cdata]# /u01/app/11.2.0/grid/bin/ocrconfig -local -restore /u01/app/11.2.0/grid/cdata/rac1/backup_20160814_163404.olr


--启动 GRID
[root@rac1 rac1]# /u01/app/11.2.0/grid/bin/crsctl start has
CRS-4123: Oracle High Availability Services has been started.




[root@rac1 rac1]# ps -ef|grep pmon
oracle    53901      1  0 17:26 ?        00:00:00 ora_pmon_racdb11
root      54199  10884  0 17:27 pts/0    00:00:00 grep pmon
[root@rac1 rac1]# ps -ef|grep grid
root       1518      1  0 10:19 ?        00:01:38 /u01/app/11.2.0/grid/jdk/jre/bin/java -Xms64m -Xmx256m -classpath /u01/app/11.2.0/grid/tfa/rac1/tfa_home/jar/RATFA.jar:/u01/app/11.2.0/grid/tfa/rac1/tfa_home/jar/je-4.0.103.jar:/u01/app/11.2.0/grid/tfa/rac1/tfa_home/jar/ojdbc6.jar oracle.rat.tfa.TFAMain /u01/app/11.2.0/grid/tfa/rac1/tfa_home
root      53073      1  1 17:25 ?        00:00:02 /u01/app/11.2.0/grid/bin/ohasd.bin reboot
grid      53192      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/oraagent.bin
grid      53203      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/mdnsd.bin
grid      53214      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/gpnpd.bin
grid      53226      1  0 17:25 ?        00:00:01 /u01/app/11.2.0/grid/bin/gipcd.bin
root      53227      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/orarootagent.bin
root      53241      1  1 17:25 ?        00:00:02 /u01/app/11.2.0/grid/bin/osysmond.bin
root      53252      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/cssdmonitor
root      53268      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/cssdagent
grid      53279      1  0 17:25 ?        00:00:00 /u01/app/11.2.0/grid/bin/ocssd.bin
root      53310      1  2 17:26 ?        00:00:02 /u01/app/11.2.0/grid/bin/ologgerd -M -d /u01/app/11.2.0/grid/crf/db/rac1
root      53399      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/octssd.bin reboot
root      53422      1  2 17:26 ?        00:00:02 /u01/app/11.2.0/grid/bin/crsd.bin reboot
grid      53426      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/evmd.bin
grid      53490  53426  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/evmlogger.bin -o /u01/app/11.2.0/grid/evm/log/evmlogger.info -l /u01/app/11.2.0/grid/evm/log/evmlogger.log
root      53534      1  1 17:26 ?        00:00:01 /u01/app/11.2.0/grid/bin/orarootagent.bin
grid      53642      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/oraagent.bin
grid      53644      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/scriptagent.bin
grid      53677      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/opmn/bin/ons -d
grid      53678  53677  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/opmn/bin/ons -d
grid      53705      1  9 17:26 ?        00:00:07 /u01/app/11.2.0/grid/jdk/bin/java -server -Xcheck:jni -Xms128M -Xmx384M -Djava.awt.headless=true -Ddisable.checkForUpdate=true -Dstdstream.filesize=100 -Dstdstream.filenumber=10 -DTRACING.ENABLED=false -Doracle.wlm.dbwlmlogger.logging.level=INFO -Dport.rmi=23792 -jar /u01/app/11.2.0/grid/oc4j/j2ee/home/oc4j.jar -config /u01/app/11.2.0/grid/oc4j/j2ee/home/OC4J_DBWLM_config/server.xml -out /u01/app/11.2.0/grid/oc4j/j2ee/home/log/oc4j.out -err /u01/app/11.2.0/grid/oc4j/j2ee/home/log/oc4j.err
grid      53758      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/tnslsnr LISTENER_SCAN1 -inherit
grid      53779      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/tnslsnr LISTENER -inherit
oracle    53818      1  0 17:26 ?        00:00:00 /u01/app/11.2.0/grid/bin/oraagent.bin
root      54207  10884  0 17:27 pts/0    00:00:00 grep grid