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Notable future in WebSphere 8.5.X that improves fail over of the messaging engine using data store.

Technical Blog Post


Abstract

Notable future in WebSphere 8.5.X that improves fail over of the messaging engine using data store.

Body

In a previous versions of the Web Sphere did observe the messaging engine behavior

when after the fail over, it couldn’t obtain an exclusive lock and register in SIBOWNER

table because the the failed server kept holding lock on a data store. That would lead to cluster

restart and application down time.

In new WAS8.5 the option “ Restrict long running locks” was introduced and the algorithm

used behind ths future allows the switch phase to be quick with no service interruption

Please see the attached screen shot fro location of the 'magic' box.

 

image

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UID

ibm11132053