https://www.johannes-son.com/wiki/ 2026-05-05T16:41:06+00:00 https://www.johannes-son.com/wiki/ https://www.johannes-son.com/wiki/_media/logo.png text/html 2025-12-30T14:18:33+00:00 bengt (bengt@undisclosed.example.com) https://www.johannes-son.com/wiki/linux64?rev=1767104313&do=diff Bengts 64bit Fedora Linux Server Some history I created a new linux page when i upgraded to 64bit Fedora 24 with a fresh install after realizing I had “Extreme I/O slowdown with PAE kernel”. My disk write speeds could be as slow as 5MB/s with 32bit when the machine had been runnning for a while. After fresh boot things were running smoothly but when more and more of the 16GB RAM got used things would slow down seriously with only 1GB lowmem in the PAE kernel. This would for example manifest i… text/html 2014-07-14T08:57:35+00:00 bengt (bengt@undisclosed.example.com) https://www.johannes-son.com/wiki/?image=logo.png&ns=0&rev=1405328255&tab_details=history&media_do=diff&do=media <img src="https://www.johannes-son.com/wiki/_media/logo.png?w=500&amp;h=500&amp;tok=195ccf" alt="logo.png" loading="lazy" width="500" height="500" /> text/html 2013-07-12T18:15:59+00:00 bengt (bengt@undisclosed.example.com) https://www.johannes-son.com/wiki/?image=ferret.gif&ns=0&rev=1373652959&tab_details=history&media_do=diff&do=media <img src="https://www.johannes-son.com/wiki/_media/ferret.gif?w=500&amp;h=500&amp;tok=6f9f3c" alt="ferret.gif" loading="lazy" width="500" height="500" /> text/html 2010-04-24T07:22:25+00:00 bengt (bengt@undisclosed.example.com) https://www.johannes-son.com/wiki/?image=bunny.gif&ns=0&rev=1272093745&tab_details=history&media_do=diff&do=media <img src="https://www.johannes-son.com/wiki/_media/bunny.gif?w=500&amp;h=500&amp;tok=249339" alt="bunny.gif" loading="lazy" width="500" height="500" /> text/html 2009-02-22T12:41:53+00:00 bengt (bengt@undisclosed.example.com) https://www.johannes-son.com/wiki/?image=malte.jpg&ns=0&rev=1235306513&tab_details=history&media_do=diff&do=media <img src="https://www.johannes-son.com/wiki/_media/malte.jpg?w=500&amp;h=500&amp;tok=bb168e" alt="malte.jpg" loading="lazy" width="500" height="500" />