1.Centos6 upgrade glibc-2.17, solve Requires: libc.so.6 (GLIBC_2.14) (64bit) Error Solution
https://blog.csdn.net/qq_43455948/article/details/100529761
2.python3 error No module named _ssl
https://blog.csdn.net/chenbi5682/article/details/100956856