Re: Re: Performance problem with FlinkSQL

2025-02-21 Thread Guillermo Ortiz Fernández
I'm going to follow the guidelines you mentioned. On the other hand, do you know if there is any real performance comparison between Flink SQL and Flink? By using 100% Flink SQL, I think we gain a lot of ease of use, but we might be losing performance. Additionally, there are features available in

Re: Performance problem with FlinkSQL

2025-02-20 Thread Guillermo Ortiz Fernández
I have been configuring the Flink cluster (application mode) to process the Kafka data volume. The current configuration consists of 16 pods, each with *12GB of memory and 2 CPUs*. Each TaskManager has *4 slots*. All processing is done using *Flink SQL*, and since Kafka topics may contain out-of-o

Re: Performance problem with FlinkSQL

2025-01-30 Thread Pedro Mázala
> The average output rate needed to avoid lag after filtering messages should be around 60K messages per second. I’ve been testing different configurations of parallelism, slots and pods (everything runs on Kubernetes), but I’m far from achieving those numbers. How are you partitioning your query?

Re: Performance problem with FlinkSQL

2025-01-29 Thread Guillermo Ortiz Fernández
After last checking it uses about 200-400 millicores each pod and 2.2Gb. El mié, 29 ene 2025 a las 21:41, Guillermo Ortiz Fernández (< guillermo.ortiz.f...@gmail.com>) escribió: > I have a job entirely written in Flink SQL. The first part of the program > processes 10 input topics and generates o