Centos在/var/spool/mail/root出現Cannot open /var/log/sa/sa*: No such file or directory

問題:
主機會發出/var/spool/mail/root訊息，裡面顯示Cannot open /var/log/sa/sa*: No such file or directory

解決:
$ cd /var/log
$ rm -r sa #刪掉舊的sa資料夾後執行
$ mkdir sa
$ sar -o 26 (26是當天日期)



參考
https://www.twblogs.net/a/5b8fdeeb2b7177672215e6c4