[root@rac1 admin]# tnsping rac2TNS Ping Utility for Linux: Version 11.2.0.3.0 - Production on 19-JUL-2013 20:40 :45Copyright (c) 1997, 2011, Oracle. All rights reserved.Used parameter
CVU NTP Prerequisite Check Fails With PRVF-5410 and PRVF-5416 [ID 1384298.1]Applies to:Oracle Database - Standard Edition - Version 11.2.0.1 and laterInformation in this document applies to any platform.Symptoms11gR2 Grid Infrastructure runcluvfy.sh
The following steps assume that a failover has been performed to aphysical standby database and that Flashback Database was enabled on the oldprimary database at the time of the failover. This procedure brings the oldprimary database back into the
下午檢查下備庫的alter log,一直報如下警告,該備庫是邏輯備庫。Mon Aug 5 16:29:17 2013WARNING: the following transaction makes no progressWARNING: in the last 30 seconds for the given message!WARNING: xid = 0x0003.025.0013b492 cscn = 9532709322703, message# = 11, slavid =
搭建 physical standby——copy資料檔案一、DG環境說明資料庫版本:11.2.0.1.0作業系統:redhat linux 5主庫:192.168.88.3 sharon備庫:192.168.88.2 sharon使用靜態IP,要確保IP是固定的,不要用DHCP來分配! 二、具體步驟1. 啟動force loggingSQL> ALTER DATABASE FORCE LOGGING;檢查:SQL> select force_logging from
ORACLE 10G新增了FLASHBACK特性,其中FLASHBACK TABLE用來對誤刪的表進行修複。SQL> CONNECT SYSDBA/***** AS SYSDBA已串連。SQL> CREATE TABLE TEST (T VARCHAR2(10) ) ;表已建立。SQL> DROP TABLE TEST;表已刪除。SQL> FLASHBACK TABLE TEST TO BEFORE DROP;FLASHBACK TABLE TEST TO BEFORE
節點二:[oracle@rac2 ~]$ crs_stat -tCRS-0184: Cannot communicate with the CRS daemon節點一:[root@rac1 ~]# crs_stat -tName Type Target State Host------------------------------------------------------------ora.DATA.dg
DNS伺服器的原理DNS (Domain Name System) 網域名稱系統的簡寫它是一種基於tcp/upd的服務,同時監聽在TCP和UPD的53號連接埠。剛開始,網路剛誕生的時候,只有很少的電腦接入網路,而隨著個人PC的發展,網路成爆炸性增長,單純的IP地址很難記憶,所有有了DNS服務,它可以將ip對應為容易記憶的英文字元,也就是我們現在使用的網址。全球有13台根伺服器,而亞洲只有一台位於日本。為了正常化地址的使用,出現了國際名稱地址分配機構,它將網域名稱劃分為幾個等級(簡單說明)