长时间运行与新建虚拟机的磁盘对比

新clone的虚拟机:

------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

[Read]
Sequential 1MiB (Q= 8, T= 1): 5335.992 MB/s [ 5088.8 IOPS] < 1565.88 us>
Sequential 1MiB (Q= 1, T= 1): 1839.768 MB/s [ 1754.5 IOPS] < 566.70 us>
Random 4KiB (Q= 32, T=16): 373.560 MB/s [ 91201.2 IOPS] < 5601.76 us>
Random 4KiB (Q= 1, T= 1): 1.883 MB/s [ 459.7 IOPS] < 2164.20 us>

[Write]
Sequential 1MiB (Q= 8, T= 1): 1656.669 MB/s [ 1579.9 IOPS] < 4754.45 us>
Sequential 1MiB (Q= 1, T= 1): 661.197 MB/s [ 630.6 IOPS] < 1564.13 us>
Random 4KiB (Q= 32, T=16): 58.076 MB/s [ 14178.7 IOPS] < 35790.41 us>
Random 4KiB (Q= 1, T= 1): 33.360 MB/s [ 8144.5 IOPS] < 119.99 us>

Profile: Default
Test: 1 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
Date: 2020/12/19 21:10:41
OS: Windows Server 2008 R2 Datacenter (Full installation) SP1 [6.1 Build 7601] (x64)

运行三年 很多快照的虚拟机

------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
                                  Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

[Read]
Sequential 1MiB (Q=  8, T= 1):   222.501 MB/s [    212.2 IOPS] < 29960.34 us>
Sequential 1MiB (Q=  1, T= 1):   205.686 MB/s [    196.2 IOPS] <  5069.55 us>
    Random 4KiB (Q= 32, T=16):    12.789 MB/s [   3122.3 IOPS] <125059.12 us>
    Random 4KiB (Q=  1, T= 1):     1.054 MB/s [    257.3 IOPS] <  3871.59 us>

[Write]
Sequential 1MiB (Q=  8, T= 1):   454.854 MB/s [    433.8 IOPS] < 15592.83 us>
Sequential 1MiB (Q=  1, T= 1):   425.768 MB/s [    406.0 IOPS] <  2456.80 us>
    Random 4KiB (Q= 32, T=16):    28.975 MB/s [   7074.0 IOPS] < 66779.34 us>
    Random 4KiB (Q=  1, T= 1):    21.540 MB/s [   5258.8 IOPS] <   187.11 us>

Profile: Default
   Test: 1 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
   Date: 2020/12/19 21:10:15
     OS: Windows Server 2008 R2 Datacenter (Full installation) SP1 [6.1 Build 7601] (x64)

 使用 16GB的读写文件

新虚拟机

------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
                                  Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

[Read]
Sequential 1MiB (Q=  8, T= 1):   302.019 MB/s [    288.0 IOPS] < 27513.40 us>
Sequential 1MiB (Q=  1, T= 1):   169.868 MB/s [    162.0 IOPS] <  6160.87 us>
    Random 4KiB (Q= 32, T=16):     5.174 MB/s [   1263.2 IOPS] <158078.45 us>
    Random 4KiB (Q=  1, T= 1):     0.385 MB/s [     94.0 IOPS] < 10599.29 us>

[Write]
Sequential 1MiB (Q=  8, T= 1):   623.714 MB/s [    594.8 IOPS] < 12778.93 us>
Sequential 1MiB (Q=  1, T= 1):   629.792 MB/s [    600.6 IOPS] <  1648.46 us>
    Random 4KiB (Q= 32, T=16):    52.513 MB/s [  12820.6 IOPS] < 26533.73 us>
    Random 4KiB (Q=  1, T= 1):    13.617 MB/s [   3324.5 IOPS] <   297.65 us>

Profile: Default
   Test: 16 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
   Date: 2020/12/19 21:19:11
     OS: Windows Server 2008 R2 Datacenter (Full installation) SP1 [6.1 Build 7601] (x64)

使用三年 有十多个快照的机器

------------------------------------------------------------------------------
CrystalDiskMark 7.0.0 x64 (C) 2007-2019 hiyohiyo
                                  Crystal Dew World: https://crystalmark.info/
------------------------------------------------------------------------------
* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

[Read]
Sequential 1MiB (Q=  8, T= 1):   231.527 MB/s [    220.8 IOPS] < 32274.79 us>
Sequential 1MiB (Q=  1, T= 1):   280.610 MB/s [    267.6 IOPS] <  3728.61 us>
    Random 4KiB (Q= 32, T=16):     0.249 MB/s [     60.8 IOPS] <1874154.81 us>
    Random 4KiB (Q=  1, T= 1):     0.007 MB/s [      1.7 IOPS] <531452.63 us>

[Write]
Sequential 1MiB (Q=  8, T= 1):   115.549 MB/s [    110.2 IOPS] < 57481.26 us>
Sequential 1MiB (Q=  1, T= 1):   212.024 MB/s [    202.2 IOPS] <  4918.26 us>
    Random 4KiB (Q= 32, T=16):     0.347 MB/s [     84.7 IOPS] <2586228.32 us>
    Random 4KiB (Q=  1, T= 1):     0.480 MB/s [    117.2 IOPS] <  8492.69 us>

Profile: Default
   Test: 16 GiB (x5) [Interval: 5 sec] <DefaultAffinity=DISABLED>
   Date: 2020/12/19 21:20:53
     OS: Windows Server 2008 R2 Datacenter (Full installation) SP1 [6.1 Build 7601] (x64)