Benchmark: cached vs uncached math.pi

Script Preparation code:

var pi = Math.PI, res = 0;

Tests:

cached
res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05; res = pi * 0.05;
uncached
res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05; res = Math.PI * 0.05;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
cached
uncached

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

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Let's break down the provided benchmark and its components.

**Benchmark Definition**

The benchmark definition is a JSON object that describes two test cases: `cached` and `uncached`. The script preparation code is identical for both tests, which initializes the `pi` variable with the value of `Math.PI` and assigns it to the `res` variable.

```json
"Script Preparation Code": "var pi = Math.PI, res = 0;"
```

This code prepares the JavaScript environment for the benchmark. The use of a single statement that reassigns the value of `pi` to `res` is an example of a simple operation that doesn't require any complex computations.

**Options Compared**

The two test cases compare the performance of:

1. **Caching**: In this case, caching refers to storing the result of `Math.PI * 0.05` in a variable (`res`) and reusing it instead of recomputing it every time.
2. **No Caching** (or **Uncached**): This option does not store any intermediate results and computes the value of `Math.PI * 0.05` on each execution.

**Pros and Cons**

* **Caching**:
	+ Pros: Reduces computational overhead by reusing a precomputed result.
	+ Cons: May require additional memory to store the cached value, and can be slower for the first execution due to the initial computation time.
* **No Caching (Uncached)**:
	+ Pros: Typically faster than caching since it doesn't require any additional memory or computations.
	+ Cons: Can lead to significant computational overhead for repeated computations.

**Library Usage**

There is no explicit mention of a library being used in this benchmark. However, the use of `Math.PI` and `var` keyword suggests that JavaScript's built-in functions and variables are being utilized.

**Special JS Features or Syntax**

The benchmark does not explicitly use any special JavaScript features or syntax beyond what is typically found in modern JavaScript implementations.

**Alternatives**

Other alternatives for testing caching performance could include:

* Using a different programming language or runtime environment to see how caching behaves.
* Measuring the impact of caching on specific data structures, such as arrays or objects.
* Examining caching strategies for more complex computations, like mathematical formulas or algorithms.
* Using benchmarking libraries that provide additional features and configurations for testing performance.

Keep in mind that the choice of alternative benchmarks will depend on the specific requirements and goals of the analysis.

Related benchmarks:

cached vs uncached math.pi (version: 0)

Comparing performance of: cached vs uncached

Created: 4 years ago by: Guest

Jump to the latest result

cached

uncached

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):