asmcmd does not exist in directory
在oracle 10g asmcmd 清理归档日志时,会提示ASMCMD> sthread_1_seq_885.314.738655069thread_1_seq_886.313.738692047thread_2_seq_833.316.738654865ASMCMD> rm -rf thread*ASMCMD> lsasmcmd: entry '2010_12_25' does not exist in directory '+data/zj/archivelog/'ASMCMD> cd ..需要exit 推出asmcmd 界面,然后再进入,否则无法回到上一级目录。[@more@]
oracle RAC 环境解决sequence 不一致问题
Sequences in Oracle 10g RACJust recently I got a call from a developer. He had a table with a primary key populated by a sequence, a timestamp column with the current date and some other columns. He had a specific set of data that, when ordered by the primary key had out of order timestamps. He was puzzled how this could be. This is a RAC database and the sequence was created with the default values. Not only the sequences cache was the default of 20, but it was “noordered”. Being “noordered”
人生之履历
人生履历:学奴:15年(9(义务教育)+3(高中)+4(大学)成为学习的奴隶)房奴:20年(买房按揭,房子的奴隶)工奴:40年(给公司老板打工,成为工作的奴隶)车奴:5年(购买汽车及使用消耗)孩奴:25年(养孩子,小,中,大学,找工作,成为孩子的奴隶)孙奴:10年(带小孩,接送幼儿园和小学,成为儿孙的奴隶)[@more@]
Redhat Enterprice linux Server 5上安装 Oracle 10G R2 手册
1.操作系统设置1.1 安装说明Swap应不低于2G selinux 状态disable1.2 操作系统组件安装组件时选择定制,组件包括: GNOME Desktop Environment Editors Graphical Internet Text-based Internet Development Libraries Development Tools Legacy Software Development Server Configuration Tools Administration Tools Base Legacy Software Support System Tools X Window System1.3 安装RPM包cd /media/cdrom/Server rpm -Uvh setarch-2*rpm -Uvh make-3*rpm -Uvh glibc-2*rpm -Uvh libaio-0*rpm -Uvh compat-libstdc++-33-3*rpm -Uvh c
rehdat 5.3 iptables 的防火墙设置说明
# Firewall configuration written by system-config-securitylevel# Manual customization of this file is not recommended.*filter:INPUT ACCEPT [0:0]:FORWARD ACCEPT [0:0]:OUTPUT ACCEPT [0:0]:RH-Firewall-1-INPUT - [0:0]-A INPUT -j RH-Firewall-1-INPUT-A FORWARD -j RH-Firewall-1-INPUT-A RH-Firewall-1-INPUT -i lo -j ACCEPT-A RH-Firewall-1-INPUT -p icmp --icmp-type any -j ACCEPT-A RH-Firewall-1-INPUT -p 50 -j ACCEPT-A RH-Firewall-1-INPUT -p 51 -j ACCEPT-A RH-Firewall-1-INPUT -p udp --dport 5353 -d 224.0.0
HP MSA2012SA 双通道 磁盘阵列配置说明 for linux&oracle
HP MSA2012SA 磁盘阵列配置说明说明:可以先安装HP 服务器的操作系统,等安装完了以后再配置磁阵;1、安装好服务器的操作系统;该安装的包都安装上;2、磁盘阵列上架,加电,SAS 线不用接服务器;等磁阵自检后(估计2-3分钟左右),在进行下一步操作; (所有磁盘指示灯全部闪烁后,又回到全部熄灭状态)3、准备网线,连接到磁阵后面的控制器上,(两个控制器皆可),控制器A 默认地址为10.0.0.2 ,控制器A 默认地址为10.0.0.3, PC或者笔记本配置地址可以是10.0.0.5 ,掩码255.255.255.0 ,网关不用设置,假设你直连到控制器A。打开IE浏览器
u01/app/oracle/product/10.2.0/db_1/bin/dbca has failed
[oracle@db1 bin]$ ./crs_stat -tName Type Target State Host ------------------------------------------------------------ora....B1.lsnr application ONLINE OFFLINE ora.db1.gsd application ONLINE ONLINE db1 ora.db1.ons application ONLINE ONLINE db1 ora.db1.vip application ONLINE ONLINE db1 ora....B2.lsnr application ONLINE OFFLINE ora.db2.gsd application ONLINE ONLINE db2 ora.db2.ons application ONLINE ONLINE db2 ora.db2.vip application ONLINE ONLINE db2 出现以下错误TNS-12542: TNS:address already in
设置两台RAC 主机的信任关系
两台机器都需同样操作ssh db1 cat /home/oracle/.ssh/id_rsa.pub >> authorized_keysssh db1 cat /home/oracle/.ssh/id_dsa.pub >> authorized_keysssh db2 cat /home/oracle/.ssh/id_rsa.pub >> authorized_keysssh db2 cat /home/oracle/.ssh/id_dsa.pub >> authorized_keysscp authorized_keys db2:/home/oracle/.ssh/scp authorized_keys db1:/home/oracle/.ssh/[@more@]
redhat 5.3 版本创建 ocr 和vote
ln -s /dev/raw/raw1 /oracle/app/oracle/10.2.0/crs/ocr.crsln -s /dev/raw/raw2 /oracle/app/oracle/10.2.0/crs/vote.crs[@more@]ln -s /dev/raw/raw1 /oracle/app/oracle/10.2.0/crs/ocr.crsln -s /dev/raw/raw2 /oracle/app/oracle/10.2.0/crs/vote.crs
UnsatisfiedLinkError:/usr/java/j2sdk1.4.2_06/jre/lib/i386/libawt.so: libXt.so.6
Exception :java.lang.UnsatisfiedLinkError:/usr/java/j2sdk1.4.2_06/jre/lib/i386/libawt.so: libXt.so.6: cannot open shared object file: No such file or directory这个错误是也是由于缺少系统安装包造成的,只需安装XFree86-libs包即可,这个安装包可以在系统光盘中找到。 在上面两个错误如果出现在redhat as5版本中,解决如下:在RHEL5中上面的包被libXp所取代了,因此rpm -ivh libXp-1.0.0-8.i386.rpm将包打上后问题即可解决。libXp-1.0.0-8.1.el5.i386.rpm[@more@]
Could not find a suitable set of interfaces for VIPs.
ERROR: Could not find a suitable set of interfaces for VIPs.Result: Node connectivity check failed.这个现象可忽略,通过vi vipca[@more@]
oracle 10G RAC 安装环境验证
sh runcluvfy.sh stage -pre crsinst -n db-1,db-2 -verbose[@more@]
TNS-12542: TNS:address already in use
Listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=db1)(PORT=1521)))Error listening on: (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=10.80.10.251)(PORT=1521)(IP=FIRST)))TNS-12542: TNS:address already in use TNS-12560: TNS:protocol adapter error TNS-00512: Address already in use Linux Error: 98: Address already in use[@more@]
while loading shared libraries: libpthread.so.0: cannot open shared object file: No such file or dir
# ./srvctl config database/u01/crs/oracle/product/10.2.0/crs/jdk/jre/bin/java: error while loading shared libraries: libpthread.so.0: cannot open shared object file: No such file or directory需要修改srvctl 脚本新增加以下内容LD_ASSUME_KERNEL=2.4.19export LD_ASSUME_KERNEL[@more@]
CRS-0184: Cannot communicate with the CRS daemon.
[root@db1 bin]# ./crs_statCRS-0202: No resources are registered.[root@db1 bin]# ./crs_statCRS-0202: No resources are registered.[root@db1 bin]# vi vipca 修改参数[@more@]
shared libraries: libpthread.so.0: cannot open shared object file: No such file or directory
[root@db1 bin]# ./srvctl config database/u01/crs/oracle/product/10.2.0/crs/jdk/jre/bin/java: error while loading shared libraries: libpthread.so.0: cannot open shared object file: No such file or directory 解决方法:vipca 和 srvctl 进行修改,添加unset LD_ASSUME_KERNEL否则报错LD_ASSUME_KERNEL=2.4.19export LD_ASSUME_KERNELunset LD_ASSUME_KERNEL[@more@]
oracle 10G rac 运行dbca 报错处理方法
运行dbca 报错Command = /u01/app/oracle/product/10.2.0/db_1/bin/dbca has failedExecution Error : Exception in thread "main" java.lang.NullPointerExceptionat oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtocolAddress(NetworkUtils.java:2655)at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtocolAddress(NetworkUtils.java:2599)at oracle.sysman.assistants.util.NetworkUtils.getOneLocalListenerProtocolAddress(NetworkUtils.java:2753)at oracle.sysman.assistan
oracle 10G RAC for redhat as5.3 安装说明
1、安装操作系统,建议分10G root如果是虚拟机,建议分1G的内存空间,磁盘空间为30G官方文档在AS4的推荐参数如下,同时注明若默认参数大于推荐值,则不要修改。semmsl 250semmns 32000semopm 100semmni 128shmmax Half the size of physical memory (in bytes)shmmni 4096shmall 2097152file-max 65536ip_local_port_range Minimum: 1024 Maximum:65000rmem_default 1048576rmem_max 1048576wmem_default 262144wmem_max 262144实际发现as5在参数上大多已超过推荐值实例如下:/etc/sysctl.conf.文件net.ipv4.ip_forward = 0net.ipv4.conf.
AS400 中系统安全性
系统安全性系统安全性是由操作系统提供的一系列保护措施。使系统管理员能够保护和控制系统设备、数据、程序等资源的使用,并且能够防止偶然事故或者蓄意破坏的发生。系统安全性的基本内容包括: • 物理安全性 • 安全级别 • 用户特征文件(User Profile) • 用户级别 • 联机安全(Sign On) • 资源安全[@more@]
AS400 中用户级别
用户级别决定用户能使用哪些控制功能和菜单选择。 下表显示系统缺省特殊权限。 Special Authority for Level 30 or above User Class ALLOBJ SECADM SAVSYS JOBCTL SERVICE SPLCTL SECOFR SECADM PGMR SYSOPR USER NO special authority 其中: * ALLOBJ 有权使用所有的系统目标。 * SECADM 有权使用安全管理功能,建立和修改用户 特征文件。 * SAVSYS 有权使用备份和恢复功能。 * JOBCTL 有权使用作业控制功能,