进程有下面这些状态码:
D uninterruptible sleep (usually IO)
I Idle kernel thread
R running or runnable (on run queue)
S interruptible sleep (waiting for an event to complete)
T stopped by job co...
经过两次跳票,Let’s Encrypt 终于在社区宣布支持通配符证书,相关的新闻和技术点见:
ACME v2 and Wildcard Certificate Support is Live
ACME v2 Production Environment & Wildcards
什么是 Let’s Encrypt?
部署 HTTPS 网站的时候需要证书,证书由 CA 机构签发,大部分传统 CA 机构签发证书是需要收费的,这...