The Cost of SELinux, Audit, & Kernel Debugging

Posted by phoronix on Aug 14, 2009 12:10 AM EDT
Phoronix; By Michael Larabel
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When benchmarking development releases of Fedora in particular, they often end up being much slower than the final build and perform lower when compared against some of the other leading desktop distributions. As we have mentioned in previous articles, this is generally due to the debugging support enabled within the development builds of Fedora. To see just what the performance cost is, we have compared the Fedora 11 performance of the normal kernel against the kernel-debug package. Additionally, we also compared the performance when disabling SELinux and system auditing support.

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