Linux snippets

Various Linux snippets that come in handy once in a while.

GLIBC 

Find out which versions of glibc will work on the Linux distribution

RHEL variants

objdump -T /lib64/libc.so.6 | grep -oP 'GLIBC_\K[0-9]+\.[0-9]+' | sort -V | uniq

Debian variants

objdump -T /lib/x86_64-linux-gnu/libc.so.6 | grep -oP 'GLIBC_\K[0-9]+\.[0-9]+' | sort -V | uniq

Check the default version

ldd --version