postgresql cluster setup

PostgreSQL replication cluster overview, PostgreSQL replication Cluster For pg replication, high availability, and load balancing clusters, write an overview for future reference. Pg has the following various replication-Based Cluster solutions, most of which were used, and

[ 1 ]: Leaving directory '/data/crm/crmweb/redis-3.2 .0 /src Make: * * [ALL] error 2 Workaround: The reason is that the jemalloc memory allocator is not installed, you can install Jemalloc or directly enter make MALLOC=LIBC makes installCluster Connectivity Issue 1:After the cluster was successfully built, a local tomcat application was introduced to access the cache cluster, and the following errors

Centos 6.5 redis cluster cluster setup Reference article: Redis learning Note (14) Redis cluster Introduction and construction Preface There are two ways to create a Redis cluster in general: 1. Use the Redis replication feature to replicate Redis and read and write separat

Tags: PostgreSQLI. Hosts and topology structure of PG cluster1.host infosCLUSTER01_NODE01 192.168.0.108CLUSTER01_NODE02 192.168.0.109CLUSTER02_NODE03 192.168.0.1102.topology structure sync asyncPrimary (CLS01_NODE01)-------"Standby01 (CLS01_NODE02)-------" standby02 (CLS01_NODE03)Second, installation configuration1. Install and initialize PG (CLS01_NODE01,CLS01_NODE02, CLS01_NODE03)1). Install and Init---install PG packagesYum Install https://downl

| grep redis view run statussudo netstat-tunpl | grep 6379 to see if the port number is occupiedsudo/etc/init.d/networking Restart the command to restart the NIC--Configure the networkModify the local network: Virtual machine settings Network complete OK, start the virtual machine, open Network and Sharing Center-local connection-Properties-Internet Protocol IPV4,Configure the virtual machine IP address (as shown in 4.4-3, typically the same as the host network segment) according to the local n

correctly registered for cluster ' pgcluster ' with ID 1 (conninfo:host=pgdb1 dbname=repmgr user=repmgr )-bash-4.2$Slave-bash-4.2$ repmgr-f/etc/repmgr/10/repmgr.conf-h pgdb1-d repmgr-u repmgr-d/pgdata10/--force standby cloneNotice:destination directory '/pgdata10/' providedNotice:starting backup (using Pg_basebackup) ...Hint:this may take some time; Consider using The-c/--fast-checkpoint optionNotice:standby Clone (using Pg_basebackup) completeNotice

Tags: distributed database? POSTGRES-XL: PostgreSQL-based open source extensible DB cluster The recent year the industry to the "IoE" more calls louder, many traditional enterprises have to go to the "IoE" program on the desktop. I always wonder what motivates these non-internet companies, such as banks, to do such things. Tall on the "self-control", "Revitalization of National Science and Technology" an

version of Redisdesktopmanager does not support clustering (I do not know if I did not find the Setup method), I directly on the Redis server test, input redis-cli-c-p 8899 can be tested. Must add-c this parameter, otherwise will be reported [error]moved xxxxx error, this is not specified cluster mode, resulting in redirection. You must add-C to specify the use cluster