https://blog.wongcw.com/2019/11/21/oracle-solaris-11-4-sru15-%e7%99%bc%e5%b8%83-unix%e6%93%8d%e4%bd%9c%e7%b3%bb%e7%b5%b1/
Oracle Solaris 11.4 SRU15 發布- Unix操作系統