timer.js

const fs = require('fs')

if (process.argc < 3) {
  console.log('Usage: node timing.js <filename>')
  process.exit(1)
}

const sFile = process.argv[2]
console.log({sFile})

const dataStrings = fs.readFileSync(sFile,'utf8').split('\n')
const data = []
for(let sData of dataStrings) {
  try {
    data.push(JSON.parse(sData))
  }
  catch(err) {
    // console.log(err)
  }
}
let stats = {}

for (let d of data) {
  let sAction = d['--action']
  if ('--ms' in d) {
    if (sAction == 'ORM.Db.query') {
      const name = d['ORM']?.['Db']?.['query']?.['name']
      if (name) {
        sAction = sAction + '.' + name
      }
    }
    const ms = parseFloat(d['--ms'])
    if (!(sAction in stats)) {
      stats[sAction] = 0
    }
    // console.log({ action: sAction, ms: ms })
    stats[sAction] += ms
  }
}

console.log(stats)