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ID: AR12B00116
Applies to: NX Software
Added on: 2004-12-20
Last Update: 2015-05-26

I compiled a custom kernel and replaced some system services, now my NX installation has become slow and buggy/does not work.

While NoMachine provides full support for issues regarding the NX system, including issues that are directly related to the interaction of specific NX components with the kernel or with other low-level system services, the NoMachine Support Services will not provide support for issues regarding custom modifications to the host operating system.

Before contacting the NX Support Team you should verify that the problem you are experiencing is not present when the OS is executed with its factory settings. This can be an indication that the problem is not actually specific to NX and that the same problem can also affect any other high-demanding task that would be executed on the client or the server computers. NX is a user-space service and is completely independent from the kernel the machine is running. While a buggy or inconsistent kernel build, a misconfigured peripheral, a third-party antivirus or firewall program or even an under-performing hardware, can cause the NX sub-systems to run slowly or unreliably, these kind of issues should be addressed to the third-party software provider or by the OS manufacturer.

NoMachine carefully tests NX on all the supported platforms before releasing the product, ensuring that interaction with common OS configurations and system services are performing as expected. All tests are executed using the OS in its factory settings, with the kernel that is installed by default by the OS manufacturer. All tests are repeated as soon as system updates become available. NoMachine recognizes the importance of the customizations that a user may have introduced in the system and values the freedom of the user of doing so, at the same time NoMachine regrets to be unable to handle system misconfiguration as part of the normal support activities.

To help customers to get the best from the Open Source stack of services and applications that powers the NX computing network, including the involved operating systems, NoMachine's Professional Services offers a complete set of consulting engagements. If what you demand is a partner helping your corporation to migrate its desktop infrastructure, implement an efficient server-based computing environment, tune your setup or design the vertical solution that perfectly fits your needs, NoMachine's Professional Services are the right answer to your requirements.