Hi Isha, Could you please share the error messages? It might bring light to something might effect the performance.
In the other hand, I am not aware of exhaustive performance tests for the Hazelcast Cache. In general it should not be the bottleneck, but if you could please give some details about the error and possibly the intended way of usage, it could help to find a more specific answer. Best regards, Bence Simon > On 2023. Feb 20., at 15:19, Isha Lamboo <[email protected]> > wrote: > > Hi all, > > This morning I had to fix up a cluster of NiFi 1.18.0 servers where the > primary was constantly crashing and moving to the next server. > > One of the recent changes was activating an Embedded Hazelcast Cache, and I > did see errors reported trying with promotions going wrong. I can’t tell if > this is cause or effect, so I’m trying to get a feeling for the performance > demands of Hazelcast, but there is nothing, only a time to live for cache > items. The diagnostics dump also didn’t give me anything on this > controllerservice. > > Does anyone have experience with tuning/diagnosing the Hazelcast components > within NiFi? > > Met vriendelijke groet, > > Isha Lamboo > Data Engineer > <image001.png>
