after_fstrim
Intel Core i7-3520M testing with a LENOVO 2356JH1 (G7ETA4WW 2.64 BIOS) and Intel Ivybridge Mobile 2GB on Ubuntu 19.10 via the Phoronix Test Suite.


After fstrim: 

	Processor: Intel Core i7-3520M @ 3.60GHz (2 Cores / 4 Threads), Motherboard: LENOVO 2356JH1 (G7ETA4WW 2.64 BIOS), Chipset: Intel 3rd Gen Core DRAM, Memory: 12288MB, Disk: 500GB Samsung SSD 860, Graphics: Intel Ivybridge Mobile 2GB (1250MHz), Audio: Realtek ALC269VC, Monitor: HP ZR2440w + HP LP2475w, Network: Intel 82579LM + Intel Centrino Ultimate-N 6300

	OS: Ubuntu 19.10, Kernel: 5.3.0-19-generic (x86_64), Desktop: Xfce 4.14, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, OpenGL: 4.2 Mesa 19.2.1, Compiler: GCC 9.2.1 20191008 + Clang 9.0.0-2, File-System: xfs, Screen Resolution: 3840x1200


IOzone 3.465
Record Size: 1MB - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
After fstrim . 6116.61 |=======================================================


IOzone 3.465
Record Size: 4Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
After fstrim . 3166.75 |=======================================================


IOzone 3.465
Record Size: 1MB - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
After fstrim . 465.96 |========================================================


IOzone 3.465
Record Size: 4Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
After fstrim . 444.27 |========================================================


IOzone 3.465
Record Size: 64Kb - File Size: 2GB - Disk Test: Read Performance
MB/s > Higher Is Better
After fstrim . 5655.69 |=======================================================


IOzone 3.465
Record Size: 64Kb - File Size: 2GB - Disk Test: Write Performance
MB/s > Higher Is Better
After fstrim . 465.35 |========================================================


SciMark 2.0
Computational Test: Fast Fourier Transform
Mflops > Higher Is Better
After fstrim . 113.80 |========================================================


Himeno Benchmark 3.0
Poisson Pressure Solver
MFLOPS > Higher Is Better
After fstrim . 2354.55 |=======================================================


Timed ImageMagick Compilation 6.9.0
Time To Compile
Seconds < Lower Is Better
After fstrim . 162.87 |========================================================