X-Git-Url: https://git.piment-noir.org/?a=blobdiff_plain;f=benchmarks%2Fbenchmarks-utils.mjs;h=35c335c45877748ec332e45cd10fda5e5d4b69df;hb=a191d3fbb41de19e0175fe793fa3590c7d8705ab;hp=c88ada12fa61eda4c474b4142bbd81dbb59ae06d;hpb=30b963d47336380d1878a1feb1bc87f616e0fec6;p=poolifier.git

diff --git a/benchmarks/benchmarks-utils.mjs b/benchmarks/benchmarks-utils.mjs
index c88ada12..35c335c4 100644
--- a/benchmarks/benchmarks-utils.mjs
+++ b/benchmarks/benchmarks-utils.mjs
@@ -1,119 +1,21 @@
-import crypto from 'crypto'
-import fs from 'fs'
+import { strictEqual } from 'node:assert'
+
+import Benchmark from 'benchmark'
+import { bench, clear, group, run } from 'tatami-ng'
+
 import {
   DynamicClusterPool,
   DynamicThreadPool,
   FixedClusterPool,
-  FixedThreadPool
+  FixedThreadPool,
+  Measurements,
+  PoolTypes,
+  WorkerChoiceStrategies,
+  WorkerTypes
 } from '../lib/index.mjs'
-import { PoolTypes, WorkerFunctions, WorkerTypes } from './benchmarks-types.mjs'
-
-export const runTest = async (pool, { taskExecutions, workerData }) => {
-  return new Promise((resolve, reject) => {
-    let executions = 0
-    for (let i = 1; i <= taskExecutions; i++) {
-      pool
-        .execute(workerData)
-        .then(() => {
-          ++executions
-          if (executions === taskExecutions) {
-            return resolve({ ok: 1 })
-          }
-          return null
-        })
-        .catch(err => {
-          console.error(err)
-          return reject(err)
-        })
-    }
-  })
-}
-
-export const generateRandomInteger = (
-  max = Number.MAX_SAFE_INTEGER,
-  min = 0
-) => {
-  if (max < min || max < 0 || min < 0) {
-    throw new RangeError('Invalid interval')
-  }
-  max = Math.floor(max)
-  if (min != null && min !== 0) {
-    min = Math.ceil(min)
-    return Math.floor(Math.random() * (max - min + 1)) + min
-  }
-  return Math.floor(Math.random() * (max + 1))
-}
-
-const jsonIntegerSerialization = n => {
-  for (let i = 0; i < n; i++) {
-    const o = {
-      a: i
-    }
-    JSON.stringify(o)
-  }
-  return { ok: 1 }
-}
-
-/**
- * Intentionally inefficient implementation.
- * @param {number} n - The number of fibonacci numbers to generate.
- * @returns {number} - The nth fibonacci number.
- */
-const fibonacci = n => {
-  if (n <= 1) return n
-  return fibonacci(n - 1) + fibonacci(n - 2)
-}
-
-/**
- * Intentionally inefficient implementation.
- * @param {number} n - The number to calculate the factorial of.
- * @returns {number} - The factorial of n.
- */
-const factorial = n => {
-  if (n === 0) {
-    return 1
-  }
-  return factorial(n - 1) * n
-}
-
-const readWriteFiles = (
-  n,
-  baseDirectory = `/tmp/poolifier-benchmarks/${crypto.randomInt(
-    281474976710655
-  )}`
-) => {
-  if (fs.existsSync(baseDirectory) === true) {
-    fs.rmSync(baseDirectory, { recursive: true })
-  }
-  fs.mkdirSync(baseDirectory, { recursive: true })
-  for (let i = 0; i < n; i++) {
-    const filePath = `${baseDirectory}/${i}`
-    fs.writeFileSync(filePath, i.toString(), {
-      encoding: 'utf8',
-      flag: 'a'
-    })
-    fs.readFileSync(filePath, 'utf8')
-  }
-  fs.rmSync(baseDirectory, { recursive: true })
-  return { ok: 1 }
-}
+import { executeTaskFunction } from './benchmarks-utils.cjs'
 
-export const executeWorkerFunction = data => {
-  switch (data.function) {
-    case WorkerFunctions.jsonIntegerSerialization:
-      return jsonIntegerSerialization(data.taskSize || 1000)
-    case WorkerFunctions.fibonacci:
-      return fibonacci(data.taskSize || 1000)
-    case WorkerFunctions.factorial:
-      return factorial(data.taskSize || 1000)
-    case WorkerFunctions.readWriteFiles:
-      return readWriteFiles(data.taskSize || 1000)
-    default:
-      throw new Error('Unknown worker function')
-  }
-}
-
-export const buildPool = (workerType, poolType, poolSize, poolOptions) => {
+const buildPoolifierPool = (workerType, poolType, poolSize, poolOptions) => {
   switch (poolType) {
     case PoolTypes.fixed:
       switch (workerType) {
@@ -126,7 +28,7 @@ export const buildPool = (workerType, poolType, poolSize, poolOptions) => {
         case WorkerTypes.cluster:
           return new FixedClusterPool(
             poolSize,
-            './benchmarks/internal/cluster-worker.mjs',
+            './benchmarks/internal/cluster-worker.cjs',
             poolOptions
           )
       }
@@ -144,10 +46,292 @@ export const buildPool = (workerType, poolType, poolSize, poolOptions) => {
           return new DynamicClusterPool(
             Math.floor(poolSize / 2),
             poolSize,
-            './benchmarks/internal/cluster-worker.mjs',
+            './benchmarks/internal/cluster-worker.cjs',
             poolOptions
           )
       }
       break
   }
 }
+
+const runPoolifierPool = async (pool, { taskExecutions, workerData }) => {
+  return await new Promise((resolve, reject) => {
+    let executions = 0
+    for (let i = 1; i <= taskExecutions; i++) {
+      pool
+        .execute(workerData)
+        .then(() => {
+          ++executions
+          if (executions === taskExecutions) {
+            resolve({ ok: 1 })
+          }
+          return undefined
+        })
+        .catch(err => {
+          console.error(err)
+          reject(err)
+        })
+    }
+  })
+}
+
+export const runPoolifierBenchmarkBenchmarkJs = async (
+  name,
+  workerType,
+  poolType,
+  poolSize,
+  poolOptions,
+  { taskExecutions, workerData }
+) => {
+  return await new Promise((resolve, reject) => {
+    const pool = buildPoolifierPool(workerType, poolType, poolSize, poolOptions)
+    let workerChoiceStrategy
+    let enableTasksQueue
+    let workerChoiceStrategyOptions
+    if (poolOptions != null) {
+      ({
+        workerChoiceStrategy,
+        enableTasksQueue,
+        workerChoiceStrategyOptions
+      } = poolOptions)
+    }
+    const measurement = workerChoiceStrategyOptions?.measurement
+    new Benchmark(
+      `${name} with ${workerChoiceStrategy ?? pool.opts.workerChoiceStrategy}${
+        measurement != null ? `, with ${measurement}` : ''
+      } and ${enableTasksQueue ? 'with' : 'without'} tasks queue`,
+      async () => {
+        await runPoolifierPool(pool, {
+          taskExecutions,
+          workerData
+        })
+      },
+      {
+        onStart: () => {
+          if (workerChoiceStrategy != null) {
+            strictEqual(pool.opts.workerChoiceStrategy, workerChoiceStrategy)
+          }
+          if (enableTasksQueue != null) {
+            strictEqual(pool.opts.enableTasksQueue, enableTasksQueue)
+          }
+          if (measurement != null) {
+            strictEqual(
+              pool.opts.workerChoiceStrategyOptions.measurement,
+              measurement
+            )
+          }
+        },
+        onComplete: event => {
+          console.info(event.target.toString())
+          if (pool.started && !pool.destroying) {
+            pool.destroy().then(resolve).catch(reject)
+          } else {
+            resolve()
+          }
+        },
+        onError: event => {
+          if (pool.started && !pool.destroying) {
+            pool
+              .destroy()
+              .then(() => {
+                return reject(event.target.error)
+              })
+              .catch(() => {})
+          } else {
+            reject(event.target.error)
+          }
+        }
+      }
+    ).run({ async: true })
+  })
+}
+
+export const runPoolifierBenchmarkBenchmarkJsSuite = async (
+  name,
+  workerType,
+  poolType,
+  poolSize,
+  { taskExecutions, workerData }
+) => {
+  return await new Promise((resolve, reject) => {
+    const pool = buildPoolifierPool(workerType, poolType, poolSize)
+    const suite = new Benchmark.Suite(name, {
+      onComplete: () => {
+        if (pool.started && !pool.destroying) {
+          pool.destroy().then(resolve).catch(reject)
+        } else {
+          resolve()
+        }
+      },
+      onCycle: event => {
+        console.info(event.target.toString())
+      },
+      onError: event => {
+        if (pool.started && !pool.destroying) {
+          pool
+            .destroy()
+            .then(() => {
+              return reject(event.target.error)
+            })
+            .catch(() => {})
+        } else {
+          reject(event.target.error)
+        }
+      }
+    })
+    for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) {
+      for (const enableTasksQueue of [false, true]) {
+        if (workerChoiceStrategy === WorkerChoiceStrategies.FAIR_SHARE) {
+          for (const measurement of [Measurements.runTime, Measurements.elu]) {
+            suite.add(
+              `${name} with ${workerChoiceStrategy}, with ${measurement} and ${
+                enableTasksQueue ? 'with' : 'without'
+              } tasks queue`,
+              async () => {
+                await runPoolifierPool(pool, {
+                  taskExecutions,
+                  workerData
+                })
+              },
+              {
+                onStart: () => {
+                  pool.setWorkerChoiceStrategy(workerChoiceStrategy, {
+                    measurement
+                  })
+                  pool.enableTasksQueue(enableTasksQueue)
+                  strictEqual(
+                    pool.opts.workerChoiceStrategy,
+                    workerChoiceStrategy
+                  )
+                  strictEqual(pool.opts.enableTasksQueue, enableTasksQueue)
+                  strictEqual(
+                    pool.opts.workerChoiceStrategyOptions.measurement,
+                    measurement
+                  )
+                }
+              }
+            )
+          }
+        } else {
+          suite.add(
+            `${name} with ${workerChoiceStrategy} and ${
+              enableTasksQueue ? 'with' : 'without'
+            } tasks queue`,
+            async () => {
+              await runPoolifierPool(pool, {
+                taskExecutions,
+                workerData
+              })
+            },
+            {
+              onStart: () => {
+                pool.setWorkerChoiceStrategy(workerChoiceStrategy)
+                pool.enableTasksQueue(enableTasksQueue)
+                strictEqual(
+                  pool.opts.workerChoiceStrategy,
+                  workerChoiceStrategy
+                )
+                strictEqual(pool.opts.enableTasksQueue, enableTasksQueue)
+              }
+            }
+          )
+        }
+      }
+    }
+    suite
+      .on('complete', function () {
+        console.info(
+          'Fastest is ' +
+            LIST_FORMATTER.format(this.filter('fastest').map('name'))
+        )
+      })
+      .run({ async: true })
+  })
+}
+
+export const runPoolifierBenchmarkTatamiNg = async (
+  name,
+  workerType,
+  poolType,
+  poolSize,
+  { taskExecutions, workerData }
+) => {
+  try {
+    const pool = buildPoolifierPool(workerType, poolType, poolSize)
+    for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) {
+      for (const enableTasksQueue of [false, true]) {
+        if (workerChoiceStrategy === WorkerChoiceStrategies.FAIR_SHARE) {
+          for (const measurement of [Measurements.runTime, Measurements.elu]) {
+            group(name, () => {
+              bench(
+                `${name} with ${workerChoiceStrategy}, with ${measurement} and ${
+                  enableTasksQueue ? 'with' : 'without'
+                } tasks queue`,
+                async () => {
+                  await runPoolifierPool(pool, {
+                    taskExecutions,
+                    workerData
+                  })
+                },
+                {
+                  before: () => {
+                    pool.setWorkerChoiceStrategy(workerChoiceStrategy, {
+                      measurement
+                    })
+                    pool.enableTasksQueue(enableTasksQueue)
+                    strictEqual(
+                      pool.opts.workerChoiceStrategy,
+                      workerChoiceStrategy
+                    )
+                    strictEqual(pool.opts.enableTasksQueue, enableTasksQueue)
+                    strictEqual(
+                      pool.opts.workerChoiceStrategyOptions.measurement,
+                      measurement
+                    )
+                  }
+                }
+              )
+            })
+          }
+        } else {
+          group(name, () => {
+            bench(
+              `${name} with ${workerChoiceStrategy} and ${
+                enableTasksQueue ? 'with' : 'without'
+              } tasks queue`,
+              async () => {
+                await runPoolifierPool(pool, {
+                  taskExecutions,
+                  workerData
+                })
+              },
+              {
+                before: () => {
+                  pool.setWorkerChoiceStrategy(workerChoiceStrategy)
+                  pool.enableTasksQueue(enableTasksQueue)
+                  strictEqual(
+                    pool.opts.workerChoiceStrategy,
+                    workerChoiceStrategy
+                  )
+                  strictEqual(pool.opts.enableTasksQueue, enableTasksQueue)
+                }
+              }
+            )
+          })
+        }
+      }
+    }
+    await run()
+    clear()
+    await pool.destroy()
+  } catch (error) {
+    console.error(error)
+  }
+}
+
+const LIST_FORMATTER = new Intl.ListFormat('en-US', {
+  style: 'long',
+  type: 'conjunction'
+})
+
+export { executeTaskFunction }