vip server

VIP cannot be started normally. Description: Our environment is 2 node RAC, and node 1 is down due to physical faults. In this case, I want to start the VIP of Node 1 from node 2 so that a single node can VIP cannot be started normally. Description: Our environment is 2 node RAC, and node 1 is down due to physical faults. In this case, I want to start the

A virtual IP address (VIP) is a public IP address that can be used to access compute resources in Azure (web/worker/virtual machine). Each time a cloud service is created and a compute resource is assigned, a VIP is automatically assigned to the service. The VMS in the cloud service can be configured to use the specified port number to communicate with the VIP re

feel that the XP installation is not reliable. It takes more than 20 minutes to decompress the package at home. It takes more than two hours to complete the package. Therefore, reinstall the system, install win server 2008 r2, add the memory to 8 GB, and restore the belt partition to four single disks. Each disk is placed in one virtual machine. I/O crisis eased a little. After decompression, half a day is over... start openfiler first, and you need

Tags: mysql mha mysql MHAMHA multi-VIP multiple MySQL instance supportFirst look at the Power_manager scriptMHA Manager if the ability to SSH to master host, will call the Stopssh method, Stopssh method according to Master_pid_file to kill the MySQL instance of the process, whether it is kill success or failure, and finally return 10,As for kill all MySQL instance code directly removed.MHA Manager if you can not SSH to master host, will call the Stop

In the Oracle RAC environment, each node has multiple IP addresses: Public, Private, and Vip. What is the difference between these three IP addresses? Which occasions are used separately? Let's take a look at the answers from foreigners.1. private IP address is used only for internal clustering processing (Cache Fusion)Private IP addresses are used for heartbeat synchronization, which can be ignored directly at the user level. This Ip address is used

How to debugvip fault problems and troubleshooting VIP resources cannot start due to lack of gateway problems: ----- view node application resources statistics: u01crsbinsrvctlconfignodeapps-ndbtest2-a-g-s-lVIPexists.: dbtest2-vip10.11.11.198255.255.255.0eri0GSDex How to debug the vip fault and how to solve the problem that the VIP resource cannot be started due

At present, many production databases are two node RAC, application connected database will usually connect scan IP or VIP, here do a small experiment, if we use VIP connection,How to configure our clients, load balancing is a strict rotation mechanism, only through their own testing to get ready to answer. Tnsnames.ora Configuration # Tnsnames.ora Network Configuration File:/u01/app/oracle/pr

Self-built MySQL mmm (master-master Replication Manager) high-availability architecture can not see the VIP address, after looking for a large number of articles on the Internet and their usual observation finally found a way to find the VIP address, Now share to everyone.1. View the status of each node in the MMM monitoring server[Email protected] bin]# Mmm_cont

Operators, banks, and other institutions have been criticized for setting VIP lounges for VIP customers at airports. On the 20th, reporters confirmed from China Telecom, China Unicom, and China Mobile that they will close the VIP rooms at airports and railway stations nationwide before March 31, October 1. (Legal Evening News, July 20)In some service industries,

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10.1.1.56Keepalived_vrrp [32408]: VRRP_Instance (VI_1) Sending gratuitous ARPs on eth1 for 10.1.1.56 Failed switchover: When the keepalived process is stopped, the VIP can be switched normally. When the keepalived process is running and the haproxy service is stopped, the VIP fails to be switched as scheduled. Analysis: Stop the haproxy service and manually execute killall-0 haproxy echo "success" | echo

After installing the OracleRAC on the virtual machine, restart the system. Restart all oracle services. All services are normal at the beginning. But after a while, the vi of Node 2 After installing Oracle RAC on the virtual machine, restart the system. Restart all oracle services. All services are normal at the beginning. But after a while, the vi of Node 2 After installing Oracle RAC on the virtual machine, restart the system. Restart all oracle services. All services are normal at the be

# $# indicates the total number of arguments supplied to the shell script or function;# 1 indicates only one parameter.#/bin/bash#file: tun_rs.shIf [$#-ne 1];Thenecho "Usage: $ virtualip"echo "such as: $172.19.58.200″Exit 0FiVip=$1# RS does not need to be forwardedecho "0" >/proc/sys/net/ipv4/ip_forward# Modify Eth0 MTU to 1440 for TCP server/sbin/ifconfig eth0 MTU 1440# Configure Tunl0/sbin/ifconfig tunl0 up/sbin/ifconfig tunl0 ${

Oracle 11g R2 RAC: Configure DNS resolution scan vip Oracle 11gR2Grid Infrastructure (CRS) introduces Single Client Access Name (SCAN) to simplify Client Access to database services. This article will introduce in detail how to configure DNS to resolve scan vip demonstration environment OracleEnterprise Linux 5.6 I. Install DNS Server Rpm-ivhbind-9.3.6-16.P1.el5.

Diagnosis and repair of a rac vip drift Background The customer's 10 Gb database VIP is down, causing VIP load to another node Event support details 04:29:56. went OFFLINE unexpectedly occurs in the VIP of machine 1 of 378. Check the cause of VIP downtime after the

This experiment is in a virtual machine! The same problem with the experiment: http://blog.csdn.net/wanghui5767260/article/details/38850335 Problem description: Node 1, node 2, and node 3 are disconnected at the same time. As a result, node 1 and node 2 are started normally, when the VIP of Node 3 starts on its own node, an error is reported, while the VIP of Node 3 starts normally on other nodes. Note: no

Failure phenomena:When the client accesses the VIP, there is no access, and the view log information is displayed as follows:Kernel:IPVS:RR:no Destination AvailableKernel:IPVS:RR:no Destination AvailableKernel:IPVS:RR:no Destination Available。。。。。。There are about two reasons for online inquiry1, Ipvs RR module is not installed, after the Lsmod |grep RR display has been installed, excluded.2, keepalived all the ser