I want to be able to upgrade my hardware at any time without interruption in my web app i.e. switch off one of the computers at any time, swap/upgrade it, plug it back in, and set it up so it gets eve
I have the next application architecture: Main DB Server -> (replicated) BackUp DB Server JBoss Cluster 1 (DS is main DB server), JBoss Cluster 2 (DS is bachup DB server)
From gearman\'s main page, they mention running with multiple job servers so if a job server dies, the clients can pick up a new job server. Given the statement and diagram below, it seems that the jo
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Can multiple gearman servers share the same gearman queue, via libdrizzle? I\'m wondering if this will eliminate the gearman server as a single point o开发者_开发问答f failure--if I have multiple web
I\'m confused about a point of pg_pool-II\'s documentation. The health_check_user is used to determine the health of DB cluster servers, but what abilities does the health_check_user need? As there ar
We have two servers with a Pacemaker (crm) setup that enables a primary/standby cluster.There are currently two services controlled/monitored by Pacemaker that, if either goes down, will cause a fail-
We have a Rails-based application, deployment infrastucture binds to AWS. Current schema included the following layers:
we are developing a kind of payment proce开发者_Go百科ssing site that is currently running on IIS and SQL Server at a shared hosting company.
How I can start a cluster in JBoss AS 7 ? I can star and use ( deploy and etc ), but how can I configure a cluster ? I used the configuration HA in standalone and each instance is independent. In doma