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title: Help Center
description: Help Center
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### [Administer](https://support.diffusiondata.com/knowledge/administer?hsLang=en)

- [Replication with Hazelcast™](https://support.diffusiondata.com/knowledge/replication-with-hazelcast?hsLang=en)
- [Linux Profiling](https://support.diffusiondata.com/knowledge/linux-profiling?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/administer?hsLang=en)

### [Build](https://support.diffusiondata.com/knowledge/build?hsLang=en)

- [Integrating with Kafka](https://support.diffusiondata.com/knowledge/integrating-with-kafka?hsLang=en)
- [Diffusion Releases Packaged For Docker](https://support.diffusiondata.com/knowledge/diffusion-releases-packaged-for-docker?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/build?hsLang=en)

### [Getting Started](https://support.diffusiondata.com/knowledge/getting-started?hsLang=en)

- [Forming a cluster of Diffusion servers](https://support.diffusiondata.com/knowledge/forming-a-cluster-of-diffusion-servers?hsLang=en)
- [Quick Start Guide](https://support.diffusiondata.com/knowledge/quick-start-guide?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/getting-started?hsLang=en)

### [Install & Upgrades](https://support.diffusiondata.com/knowledge/install-upgrades?hsLang=en)

- [Support & Upgrade Policy](https://support.diffusiondata.com/knowledge/support-upgrade-policy?hsLang=en)
- [License Expiry Monitoring](https://support.diffusiondata.com/knowledge/license-expiry-monitoring?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/install-upgrades?hsLang=en)

### [Management & Monitoring](https://support.diffusiondata.com/knowledge/management-monitoring?hsLang=en)

- [Understanding the Java Virtual Machine Heap for High Performance Applications](https://support.diffusiondata.com/knowledge/understanding-the-java-virtual-machine-heap-for-high-performance-applications?hsLang=en)
- [System Performance Monitoring](https://support.diffusiondata.com/knowledge/system-performance-monitoring?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/management-monitoring?hsLang=en)

### [Security](https://support.diffusiondata.com/knowledge/security?hsLang=en)

- [Security Steps To Take In Production](https://support.diffusiondata.com/knowledge/security-steps-to-take-in-production?hsLang=en)
- [Security Store Changes in Diffusion 6.3](https://support.diffusiondata.com/knowledge/security-store-changes-in-diffusion-6.3?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/security?hsLang=en)

### [Support](https://support.diffusiondata.com/knowledge/support?hsLang=en)

- [Java Flight Recording (JFR)](https://support.diffusiondata.com/knowledge/java-flight-recording-jfr?hsLang=en)
- [Logs at DEBUG](https://support.diffusiondata.com/knowledge/logs-at-debug?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/support?hsLang=en)

### [Troubleshooting](https://support.diffusiondata.com/knowledge/troubleshooting?hsLang=en)

- [Message Queue Limit Reached](https://support.diffusiondata.com/knowledge/message-queue-limit-reached?hsLang=en)
- [Too Many Open Files Error](https://support.diffusiondata.com/knowledge/too-many-open-files-error?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/troubleshooting?hsLang=en)

### [Cloud](https://support.diffusiondata.com/knowledge/cloud?hsLang=en)

- [Getting Started With Diffusion Cloud](https://support.diffusiondata.com/knowledge/getting-started-with-diffusion-cloud?hsLang=en)

[See more](https://support.diffusiondata.com/knowledge/cloud?hsLang=en)

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