9 libcrypto.so 缺失

问题1：
libcrypto.so.10()(64bit) is needed by erlang-18.2-1.el6.x86_64
libcrypto.so.10(OPENSSL_1.0.1)(64bit) is needed by erlang-18.2-1.el6.x86_64
libcrypto.so.10(OPENSSL_1.0.1_EC)(64bit) is needed by erlang-18.2-1.el6.x86_64
libcrypto.so.10(libcrypto.so.10)(64bit) is needed by erlang-18.2-1.el6.x86_64
libnsl.so.1()(64bit) is needed by erlang-18.2-1.el6.x86_64
或
./mongod: error while loading shared libraries: libcrypto.so.10: cannot open shared object file: No such file or directory
解决方法：
参见：https://blog.csdn.net/Alphr/article/details/107931568
a: 打开网址：https://rpmfind.net/linux/rpm2html/search.php?query=libcrypto.so.10(OPENSSL_1.0.2)(64bit)(64bit))
其中：libcrypto.so.10 可替换为其他对应编号，下载对应linux系统的.rpm文件，拷贝进linux系统中，(64bit))
b: 利用# rom-ivh rpm -ivh openssl-libs-1.0.2k-19.el7.x86_64.rpm —force 安装即可