dep: Remove pidusage - unused

Author: hassy

lib/runner-sp.js

@@ -13,8 +13,6 @@ const createDispatcher = core.runner;
 
 const A = require('async');
 
-const pidusage = require('pidusage');
-
 module.exports = createRunner;
 
 function createRunner(script, payload, opts) {
@@ -74,31 +72,6 @@ Runner.prototype.run = function() {
  });
 
  runner.run();
-
- const MELTING_POINT = process.env.ARTILLERY_CPU_THRESHOLD || 90;
- const CPU_CHECK_INTERVAL_MS = 2500;
- const CPU_HOT_BEFORE_WARN = (process.env.CPU_HOT_BEFORE_WARN || 10) * 1000;
- let mpe = 0;
-
- setInterval(
- function checkCPU() {
- pidusage.stat(process.pid, function(err, pidStats) {
- if (err) {
- debug(err);
- return;
- }
-
- if (pidStats && pidStats.cpu && pidStats.cpu >= MELTING_POINT) {
- mpe++;
- }
-
- if (mpe * CPU_CHECK_INTERVAL_MS >= CPU_HOT_BEFORE_WARN) {
- self.events.emit('highcpu', [process.pid]);
- mpe = 0;
- }
- });
- },
- CPU_CHECK_INTERVAL_MS).unref();
  }).catch(function(err) {
  // TODO: Handle the error
  console.log(err);

lib/runner.js

@@ -21,7 +21,6 @@ const stats = require('./dispatcher').stats;
 const divideWork = require('./dist');
 
 const A = require('async');
-const pidusage = require('pidusage');
 
 module.exports = createRunner;
 
@@ -115,36 +114,6 @@ Runner.prototype.run = function run() {
  this._sendStats.bind(this),
  this._script.config.statsInterval * 1000
  );
-
- // Watch CPU usage of child processes:
- const MELTING_POINT = process.env.ARTILLERY_CPU_THRESHOLD || 90;
- const CPU_CHECK_INTERVAL_MS = 2500;
- const CPU_HOT_BEFORE_WARN = (process.env.CPU_HOT_BEFORE_WARN || 10) * 1000;
- let mpe = 0;
- setInterval(function() {
- A.map(
- Object.keys(self._workers),
- pidusage.stat,
- function cpuCollected(err, pidStats) {
- if (err) {
- return;
- }
- debug('cpu usage:', pidStats.map((o) => { return o.cpu; }));
- const busyPids = pidStats.filter(function(o) {
- return o && o.cpu && o.cpu >= MELTING_POINT;
- });
- if (busyPids.length > 0) {
- mpe++;
- }
-
- if (mpe * CPU_CHECK_INTERVAL_MS >= CPU_HOT_BEFORE_WARN) {
- self.events.emit('highcpu', busyPids);
- mpe = 0;
- }
- debug('busyPids:', busyPids);
- });
- }, CPU_CHECK_INTERVAL_MS).unref();
-
  return this;
 };
 

package-lock.json

@@ -68,7 +68,6 @@
  "nanotimer": "^0.3.15",
  "opn": "^5.3.0",
  "ora": "^1.3.0",
- "pidusage": "^1.1.6",
  "posthog-node": "^1.1.3",
  "rc": "^1.1.6",
  "socket.io-client": "^2.1.0",

package.json

@@ -29,11 +29,6 @@
  [[ true ]]
 }
 
-@test "Warns when CPU usage exceeds a threshold" {
- CPU_HOT_BEFORE_WARN=1 ARTILLERY_CPU_THRESHOLD=-1 ./bin/artillery quick -d 10 -c 10 http://localhost:3003/ | grep 'CPU usage'
- [[ $? -eq 0 ]]
-}
-
 @test "Exits with non zero when an unknown command is used" {
  run ./bin/artillery makemeasandwich --with cheese
  [[ $status -eq 1 ]]