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這篇文章主要介紹了 oracle 11g rac 又一節點無法啟動的生產 case 怎么辦,具有一定借鑒價值,感興趣的朋友可以參考下,希望大家閱讀完這篇文章之后大有收獲,下面讓丸趣 TV 小編帶著大家一起了解一下。
一、環境描述
11g rac 雙節點,AIX 小型機
二、現象
節點 2 無法啟動
crsctl start crs 執行報錯。
三、問題分析處理
1. 查看數據庫日志
Archived Log entry 399348 added for thread 2 sequence 205493 ID 0xffffffff8452e669 dest 1:
Sat Dec 09 11:13:47 2017
Thread 2 advanced to log sequence 205495 (LGWR switch)
Current log# 3 seq# 205495 mem# 0: +DATA/orcl2/onlinelog/group_3.257.890091875
Sat Dec 09 11:13:51 2017
Archived Log entry 399349 added for thread 2 sequence 205494 ID 0xffffffff8452e669 dest 1:
Sat Dec 09 11:24:07 2017
NOTE: ASMB terminating
Errors in file /u01/app/oracle/diag/rdbms/orcl2/PTS22/trace/PTS22_asmb_8847608.trc:
ORA-15064: ? ASM ??????
ORA-03113: ?????????
Errors in file /u01/app/oracle/diag/rdbms/orcl2/PTS22/trace/PTS22_asmb_8847608.trc:
ORA-15064: ? ASM ??????
ORA-03113: ?????????
ASMB (ospid: 8847608): terminating the instance due to error 15064
Sat Dec 09 11:24:07 2017
-- 判斷可能是通信問題
orcldb2:/u01/app/oracle/diag/rdbms/orcl2/orcl22/trace$oerr ora 15064
15064, 00000, communication failure with ASM instance
// *Cause: There was a failure to communicate with the ASM instance, most
// likely because the connection went down.
// *Action: Check the accompanying error messages for more information on the
// reason for the failure. Note that database instances will always
// return this error when the ASM instance is terminated abnormally.
2. 查看集群日志
2017-12-09 11:23:51.026
[cssd(7667900)]CRS-1612:Network communication with node orcldb1 (1) missing for 50% of timeout interval. Removal of this node from cluster in 14.523 seconds
2017-12-09 11:23:59.039
[cssd(7667900)]CRS-1611:Network communication with node orcldb1 (1) missing for 75% of timeout interval. Removal of this node from cluster in 6.509 seconds
2017-12-09 11:24:03.052
[cssd(7667900)]CRS-1610:Network communication with node orcldb1 (1) missing for 90% of timeout interval. Removal of this node from cluster in 2.497 seconds
2017-12-09 11:24:05.552
[cssd(7667900)]CRS-1609:This node is unable to communicate with other nodes in the cluster and is going down to preserve cluster integrity; details at (:CSSNM00008:) in /u01/app/11.2.0/grid/log/orcldb2/cssd/ocssd.log.
2017-12-09 11:24:05.552
[cssd(7667900)]CRS-1656:The CSS daemon is terminating due to a fatal error; Details at (:CSSSC00012:) in /u01/app/11.2.0/grid/log/orcldb2/cssd/ocssd.log
2017-12-09 11:24:05.614
[cssd(7667900)]CRS-1652:Starting clean up of CRSD resources.
3. 查看系統日志
IDENTIFIER TIMESTAMP T C RESOURCE_NAME DESCRIPTION
FE2DEE00 1209123617 P S SYSXAIXIF DUPLICATE IP ADDRESS DETECTED IN THE NET
FE2DEE00 1209122517 P S SYSXAIXIF DUPLICATE IP ADDRESS DETECTED IN THE NET
FE2DEE00 1209114417 P S SYSXAIXIF DUPLICATE IP ADDRESS DETECTED IN THE NET
FE2DEE00 1209114317 P S SYSXAIXIF DUPLICATE IP ADDRESS DETECTED IN THE NET
A924A5FC 1209112417 P S SYSPROC SOFTWARE PROGRAM ABNORMALLY TERMINATED
綜上所以的日志都指向數據庫通信可能有問題。
檢查心跳網絡,在節點一上 ping 節點二是通的,ping 自己當然也是通的。
這里感覺好奇怪,貌似心跳也沒問題啊。各種問好??????整理下思路,在節點二上 ping 節點一,好嘛,真心 ping 不通。找到這個問題之后和客戶溝通,發現網絡剛剛做了調整導致的。經過網絡工程師的處理。心跳網絡恢復。輪到我上了,把集群給拉起來。
--root 用戶執行
crsctl stop crs -- 報錯
crsctl stop crs -f 強制關閉
crsctl start crs
crsctl stat res -t
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