I try to speed up my boot sequence, and somebody recommends to use the uClibc instead of Glibc. I've built an image with it, it gets smaller and faster to boot — but at which cost?

Does anyone know the disadvantages of using uClibc as the C library?


1 Answer 1


You can refer to the official page: https://www.kernel.org/pub/linux/libs/uclibc/Glibc_vs_uClibc_Differences.txt

  • after reading this, it sounds to me that the behavior of using uClibc is not really clear for every case - so try&error(?) and let's see what happens. Jul 8, 2014 at 6:28

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