- How to speed up the booting process for Grub2 boot loader using profiling

When you boot up your machine Grub does a search for all the necessary drivers to load. This takes time. Instead of making Grub search for these drivers, the profiling actually makes Grub remember every driver necessary to work, thereby cutting down all of the driver load times.

Profiling is a way of indexing IDes required for Grub during its part of the boot process. This allows it to locate required files quicker in the subsequent boots and thus accelerate the boot process.


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source:http://linuxpoison.blogspot.com/2010/11/135781677513462.html