命令行輸出如下：
d1600: Mirror
Submirror 0: d1606
State: Needs maintenance
Submirror 1: d1616
State: Needs maintenance
Pass: 1
Read option: roundrobin (default)
Write option: parallel (default)
Size: 20494464 blocks (9.8 GB)
·······請教後得知初步判斷是硬盤壞了，和同事去機房看服務沒有設備故障報警，請教後得知沒什麼大問題，是數據庫沒有做並聯或並聯失效