AnandTech Storage Bench 2011, Light Workload

Our new light workload actually has more write operations than read operations. The split is as follows: 372,630 reads and 459,709 writes. The relatively close read/write ratio does better mimic a typical light workload (although even lighter workloads would be far more read centric). The I/O breakdown is similar to the heavy workload at small IOs, however you'll notice that there are far fewer large IO transfers:

AnandTech Storage Bench 2011—Light Workload IO Breakdown
IO Size % of Total
4KB 27%
16KB 8%
32KB 6%
64KB 5%

Light Workload 2011 - Average Data Rate

Agility 4 is even more behind other SSDs in our Light suite. Given that the average IO size and queue depth are smaller than in our Heavy suite, this was expected, but the result is not pleasing by any means.

Light Workload 2011 - Average Read Speed

Light Workload 2011 - Average Write Speed

Surprisingly, the Agility 4 is faster than Vertex 4 when it comes to average write speed, but that is not enough to make up for the extremely poor read performance.

Light Workload 2011 - Disk Busy Time

Light Workload 2011 - Disk Busy Time (Reads)

Light Workload 2011 - Disk Busy Time (Writes)

AnandTech Storage Bench 2011 Performance Over Time & TRIM
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  • SerafinaWeathers - Monday, February 8, 2016 - link

    Good analysis , Coincidentally , if people is looking for a service to merge PDF or PNG files , I encountered a service here Alto-Merge.

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