阿裏雲的高效雲盤真的不高效
阿新 • • 發佈:2019-04-03
nds ads roo 3.0 vda arm 結果 mysql 這就是 前段時間發現在阿裏雲ECS搭建mysql和本地mysql同樣的查詢 發現讀取性能遠遠不如本地機械磁盤
於是今天做了一個阿裏雲高效雲盤的讀寫和本地磁盤讀寫性能對比
阿裏雲高效雲盤讀取效率
[email protected]:~# hdparm -tT /dev/vda1 /dev/vda1: Timing cached reads: 14732 MB in 2.00 seconds = 7380.98 MB/sec Timing buffered disk reads: 410 MB in 3.01 seconds = 136.05 MB/sec [email protected]:~# hdparm -tT /dev/vda1 /dev/vda1: Timing cached reads: 16142 MB in 2.00 seconds = 8089.48 MB/sec Timing buffered disk reads: 428 MB in 3.01 seconds = 142.27 MB/sec [email protected]:~# hdparm -tT /dev/vda1 /dev/vda1: Timing cached reads: 16242 MB in 2.00 seconds = 8138.87 MB/sec Timing buffered disk reads: 412 MB in 3.00 seconds = 137.21 MB/sec
本地機械磁盤讀取效率
[[email protected] config]# hdparm -tT /dev/sda1 /dev/sda1: Timing cached reads: 15764 MB in 2.00 seconds = 7900.86 MB/sec Timing buffered disk reads: 1024 MB in 1.28 seconds = 798.49 MB/sec [[email protected] config]# hdparm -tT /dev/sda1 /dev/sda1: Timing cached reads: 16106 MB in 1.99 seconds = 8073.20 MB/sec Timing buffered disk reads: 1024 MB in 1.27 seconds = 807.60 MB/sec [[email protected] config]# hdparm -tT /dev/sda1 /dev/sda1: Timing cached reads: 15582 MB in 1.99 seconds = 7811.29 MB/sec Timing buffered disk reads: 1024 MB in 1.34 seconds = 765.92 MB/sec
這就是阿裏雲高效雲盤的讀取結果
以後還是買阿裏雲的ssd的磁盤把 高效雲盤有點搞笑呀
阿裏雲的高效雲盤真的不高效