Category: Performance

This category contains posts related to wringing the maximum possible performance out of your Hazelcast deployments.

Hazelcast IMDG Faster than Redis and Extending its Lead

We recently conducted a second performance benchmark between Redis 3.2.8 cluster and a Hazelcast IMDG 3.8 cluster, following on from an earlier benchmark we did last year against 3.0.7. Check out the benchmark. Hazelcast Faster In summary, when comparing get…

The simplest way to integrate Kryo with Hazelcast

Hazelcast offers a bunch of strategies to serialize your domain objects. You can start with simple Java Serialization and change the the strategy when it turns out to be performance bottleneck. It’s also simple to plug-in your own serialization. Kryo…

Redis vs. Hazelcast – RadarGun Puts Them To A Challenge

Since the initial release in 2009, Redis has gained immense popularity and become one of the most deployed data storage platforms with a large community. Despite its impressive set of features, Redis had one severe limitation – it was designed…

Fake Benchmark: Corrected Benchmark shows Hazelcast 3.6 is much faster than GridGain/Apache Ignite 1.5

GridGain/Apache Ignite have released a benchmark which purports to show that they are faster than Hazelcast. This follows on from our Hazelcast/Ignite Benchmark using Yardstick, their own benchmark, which shows Hazelcast 3.6-EA was much faster than Ignite 1.4.1. In looking into…

Hazelcast 3.6 up to three times faster than Hazelcast 3.2

We got busy with performance at Hazelcast over the last year and a half. There are many different parts of the API to test. We have mostly been using competitors benchmarks to verify our performance increases. This week we wanted…

Hazelcast blasts pass competitors in performance, as measured by their own tools!

We should start calling Hazelcast, Hazelfast. Hazelcast 3.6 EA shipped last week, and it is very fast. Compared to what, you ask? Well, compared to everything. How do we know this? Well, our competitors made their own comparative benchmarking tools, YardStick … Continue reading

Hazelcast 3.6 Early Access is out!

I’m excited to announce the Early Access (EA) release of Hazelcast 3.6. The EA release provides the opportunity for you to review and contribute to the finalization of new features in Hazelcast 3.6. The easiest way to contribute is try…

HZ 3.5 Performance: Selector Imbalance

Performance, especially predictable performance, becomes a higher priority with every Hazelcast release. One of the performance issues in releases prior to 3.5 is that between benchmarks – every benchmark gets a fresh cluster – there often is a large performance…

snowcast – Migration and Failover – Feature Complete

When I started snowcast back at end of 2014 I haven’t thought that people will really be interested but most of the times it will work out differently from your imagination. A still fairly small group of interested people showed up and I got a lot of nice words and