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Image Optimization - Create new ImagePool for each batch (#470)

We have been having issues with the image optimization script consuming egregious amounts of memory and failing CI as a result.

This PR changes the script so that we use a new `ImagePool` to process each batch of images.

Co-authored-by: Amy <a258wang@uwaterloo.ca>
Reviewed-on: #470
Reviewed-by: Shahan Neda <snedadah@csclub.uwaterloo.ca>
2022-07-08-MUA-Update
Amy 2 months ago
parent
commit
14ef810ad9
  1. 8
      scripts/optimize-images.ts

8
scripts/optimize-images.ts

@ -44,12 +44,14 @@ export async function optimizeImages() {
// maximum number of workers is 8 in order to avoid running out of memory
const numberOfWorkers = Math.min(cpus().length, 8);
const imagePool = new ImagePool(numberOfWorkers);
// process smaller batches in order to reduce memory usage
const batchSize = 32;
for (let i = 0; i < imagePaths.length; i += batchSize) {
// use a new ImagePool for each batch to reduce memory usage
const imagePool = new ImagePool(numberOfWorkers);
await Promise.all(
imagePaths.slice(i, i + batchSize).map(async (imagePath) => {
const imageStartTime = Date.now();
@ -108,9 +110,9 @@ export async function optimizeImages() {
);
})
);
}
await imagePool.close();
await imagePool.close();
}
console.log(`TOTAL DURATION: ${getElapsedSeconds(startTime)}s`);
}

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