Category Archives: Sun Cluster

HA in Sun env

Comments on various way Sun support HA/DR
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active active Java_ES messaging server in a cluster environment

In setting up a Highly Available Java_ES messaging server environment, one would like to have active active environment. This setup is fully supported in Java_ES 2004Q2. One can setup 1+1 or N+1 environment. For this to work one will setup … Continue reading

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HA-postgresql

The ARCO feature in N1GE6 require a database to store the data. Right now one can use postgresql or oracle. In case one may want to protect the database server in Solaris env, one could use the HA-oracle agent to … Continue reading

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HA-Degreework

Degreework from Sungard is a DSS that allow student to do whatif analysis for the courses releated to their future Degree In solaris/sparc environment, it can be implemented in a three tiers setup. web server, many web servers farm befind … Continue reading

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HA-ALEPH of Ex Libris library system

ALEPH of Ex Libris Library system Could be implemented in a three tiers environment web tier, few servers that run apache web server behind LB Application server, that run the main applications server , FAT PC clients servers Database server, … Continue reading

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vxvm 4.0 new feature

Finally in vxvm 4.0 rootdg is not required This make the job of using SVM to mirroring the root disk and use vxvm to controll the other disks more nature Now a day most storages are protected by HA-RAID. so … Continue reading

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the tale of HA-oracle installation problem

the oracle uid and group id with SunCluster HA-oracle agent Recently we encounter an issue at customer site, they are using Sun servers and storage to run oracle EBS, after the cluster SW and HA-oracle was installed problem HA-oracle probe … Continue reading

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Building customer agent using Sunplex agent builder

one of best feature of the Sun Cluster 3.x SW is the buildin SunPlex Agent Builder you can use this simple tool to build a failover agent or scalable agent. You can use the full GUI version: scdsbuilder or the … Continue reading

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Manual Failover procedure

manual Failover For many business critical application, we are used to relied on the vendor cluster software to accomplsh the HA requirement. But in some case, some user many just want to setup a manual failover procedure, so in case … Continue reading

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HA-Blackboard

HA-Blackboard We describe effort to make Blackboard SW highly available Standard BB6.x has two tier setup, the front-end is based on apache and tomcate the back-end are oracle (an example) and NFS server. To integrate with the Sun Cluster SW, … Continue reading

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