ts build speed

3.4-with-increment.txt

➜  market-shopfront-api git:(master) ✗ while true; do time ./node_modules/.bin/tsc; sleep 2; done
./node_modules/.bin/tsc  3.56s user 0.19s system 177% cpu 2.105 total
./node_modules/.bin/tsc  2.81s user 0.14s system 189% cpu 1.556 total
./node_modules/.bin/tsc  2.64s user 0.14s system 191% cpu 1.453 total
./node_modules/.bin/tsc  2.53s user 0.14s system 182% cpu 1.458 total
./node_modules/.bin/tsc  2.69s user 0.14s system 188% cpu 1.497 total
./node_modules/.bin/tsc  2.77s user 0.16s system 179% cpu 1.632 total
./node_modules/.bin/tsc  2.62s user 0.14s system 186% cpu 1.476 total
./node_modules/.bin/tsc  2.59s user 0.14s system 187% cpu 1.456 total
./node_modules/.bin/tsc  2.90s user 0.16s system 188% cpu 1.623 total
./node_modules/.bin/tsc  2.65s user 0.14s system 192% cpu 1.447 total
./node_modules/.bin/tsc  2.59s user 0.14s system 190% cpu 1.433 total

3.4-without-increment.txt

➜  market-shopfront-api git:(dependabot/npm_and_yarn/typescript-3.5.1) ✗ while true; do time ./node_modules/.bin/tsc; sleep 2; done
./node_modules/.bin/tsc  3.50s user 0.19s system 175% cpu 2.111 total
./node_modules/.bin/tsc  3.39s user 0.19s system 179% cpu 1.994 total
./node_modules/.bin/tsc  3.31s user 0.18s system 181% cpu 1.920 total
./node_modules/.bin/tsc  3.63s user 0.21s system 174% cpu 2.200 total
./node_modules/.bin/tsc  3.71s user 0.23s system 167% cpu 2.344 total
./node_modules/.bin/tsc  3.36s user 0.20s system 174% cpu 2.036 total
./node_modules/.bin/tsc  3.50s user 0.20s system 176% cpu 2.099 total
./node_modules/.bin/tsc  3.63s user 0.22s system 170% cpu 2.257 total
./node_modules/.bin/tsc  3.45s user 0.19s system 182% cpu 1.992 total
./node_modules/.bin/tsc  3.35s user 0.18s system 179% cpu 1.976 total
./node_modules/.bin/tsc  3.40s user 0.20s system 176% cpu 2.040 total

3.5-with-increment.txt

➜  market-shopfront-api git:(dependabot/npm_and_yarn/typescript-3.5.1) ✗ while true; do time ./node_modules/.bin/tsc; sleep 2; done
./node_modules/.bin/tsc  3.31s user 0.19s system 173% cpu 2.013 total
./node_modules/.bin/tsc  2.73s user 0.18s system 184% cpu 1.576 total
./node_modules/.bin/tsc  2.62s user 0.16s system 185% cpu 1.498 total
./node_modules/.bin/tsc  2.49s user 0.14s system 195% cpu 1.346 total
./node_modules/.bin/tsc  2.54s user 0.15s system 189% cpu 1.417 total
./node_modules/.bin/tsc  2.46s user 0.14s system 197% cpu 1.311 total
./node_modules/.bin/tsc  2.49s user 0.14s system 199% cpu 1.313 total
./node_modules/.bin/tsc  2.56s user 0.14s system 206% cpu 1.312 total
./node_modules/.bin/tsc  2.45s user 0.14s system 198% cpu 1.301 total
./node_modules/.bin/tsc  2.52s user 0.15s system 201% cpu 1.323 total
./node_modules/.bin/tsc  2.64s user 0.16s system 202% cpu 1.387 total
./node_modules/.bin/tsc  2.51s user 0.14s system 201% cpu 1.315 total
./node_modules/.bin/tsc  2.56s user 0.15s system 186% cpu 1.454 total
./node_modules/.bin/tsc  2.55s user 0.15s system 190% cpu 1.422 total
./node_modules/.bin/tsc  2.59s user 0.15s system 191% cpu 1.431 total
./node_modules/.bin/tsc  2.63s user 0.14s system 193% cpu 1.434 total
./node_modules/.bin/tsc  2.46s user 0.13s system 195% cpu 1.328 total
./node_modules/.bin/tsc  2.53s user 0.14s system 203% cpu 1.316 total

3.5-without-increment.txt

➜  market-shopfront-api git:(dependabot/npm_and_yarn/typescript-3.5.1) ✗ while true; do time ./node_modules/.bin/tsc; sleep 2; done
./node_modules/.bin/tsc  3.35s user 0.20s system 187% cpu 1.888 total
./node_modules/.bin/tsc  3.28s user 0.19s system 184% cpu 1.883 total
./node_modules/.bin/tsc  3.34s user 0.19s system 182% cpu 1.938 total
./node_modules/.bin/tsc  3.21s user 0.18s system 188% cpu 1.800 total
./node_modules/.bin/tsc  3.42s user 0.19s system 182% cpu 1.983 total
./node_modules/.bin/tsc  3.28s user 0.18s system 188% cpu 1.836 total
./node_modules/.bin/tsc  3.04s user 0.18s system 178% cpu 1.805 total
./node_modules/.bin/tsc  3.20s user 0.18s system 184% cpu 1.829 total
./node_modules/.bin/tsc  3.22s user 0.19s system 186% cpu 1.826 total
./node_modules/.bin/tsc  3.13s user 0.18s system 184% cpu 1.794 total
./node_modules/.bin/tsc  3.19s user 0.18s system 187% cpu 1.798 total
./node_modules/.bin/tsc  3.59s user 0.22s system 167% cpu 2.268 total
./node_modules/.bin/tsc  3.31s user 0.19s system 179% cpu 1.954 total
./node_modules/.bin/tsc  3.26s user 0.20s system 179% cpu 1.932 total
./node_modules/.bin/tsc  3.16s user 0.18s system 187% cpu 1.781 total
./node_modules/.bin/tsc  3.32s user 0.19s system 180% cpu 1.947 total
./node_modules/.bin/tsc  3.29s user 0.19s system 177% cpu 1.961 total