尝试在pg库中创建订阅的时候，遇到了一下错误：
ERROR: could not load library "/usr/pgsql-11/lib/libpqwalreceiver.so": /usr/pgsql-11/lib/libpq.so.5: symbol X509_get_signature_nid, version libcrypto.so.10 not defined in file libcrypto.so.10 with link time reference
解决方案：
升级openssl，从openssl-1.0.1升级到1.0.2