ubuntu 14.04 下 ruby 2.6.4 运行gem install
报
ERROR: Could not find a valid gem 'redis-dump' (>= 0), here is why:
Unable to download data from https://gems.ruby-china.com/ - SSL_CTX_set_ecdh_auto (https://gems.ruby-china.com/specs.4.8.gz)
openssl的版本是1.1.1c
有知道原因的吗