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To hopefully be able to debug replay issues a bit better, and have a bit more representative checking.
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Replay SDK metrics 🚀
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| Revision | LCP | CLS | CPU | JS heap avg | JS heap max | netTx | netRx | netCount | netTime |
|---|---|---|---|---|---|---|---|---|---|
| dbd7a81 | +86.19 ms | -0.00 ms | +6.77 pp | +1.58 MB | +1.67 MB | +2.23 kB | +41 B | +1 | +87.99 ms |
| 67b0684 | +84.74 ms | -0.00 ms | +7.38 pp | +1.7 MB | +1.81 MB | +2.23 kB | +41 B | +1 | +85.52 ms |
| 4b95c04 | +57.56 ms | -0.00 ms | +7.94 pp | +920.88 kB | +1.05 MB | +2.21 kB | +41 B | +1 | +90.32 ms |
| e60cd02 | +56.25 ms | -0.00 ms | +6.32 pp | +927.44 kB | +1.06 MB | +2.21 kB | +41 B | +1 | +117.55 ms |
| e25c067 | +48.34 ms | +0.00 ms | +5.59 pp | +926.37 kB | +1.05 MB | +2.22 kB | +41 B | +1 | +65.23 ms |
| b1b249b | +43.88 ms | +0.00 ms | +4.80 pp | +937.99 kB | +1.05 MB | +2.22 kB | +41 B | +1 | +111.56 ms |
| 12e34d4 | +28.57 ms | +0.00 ms | +5.77 pp | +930.12 kB | +1.04 MB | +2.26 kB | +41 B | +1 | +109.67 ms |
| c46c56c | +65.45 ms | -0.00 ms | +5.38 pp | +930.26 kB | +1.07 MB | +2.21 kB | +41 B | +1 | +91.29 ms |
| 7f4c4ec | +56.64 ms | -0.00 ms | +5.57 pp | +927.42 kB | +1.06 MB | +2.21 kB | +41 B | +1 | +110.83 ms |
Previous results on branch: fn/better-metrics-app
fn/better-metrics-app| Revision | LCP | CLS | CPU | JS heap avg | JS heap max | netTx | netRx | netCount | netTime |
|---|---|---|---|---|---|---|---|---|---|
| 541c510 | -14.41 ms | +0.25 ms | +18.48 pp | +6.95 MB | +9.86 MB | +103.42 kB | -1.29 kB | +3 | +66.84 ms |
*) pp - percentage points - an absolute difference between two percentages.
Last updated: Wed, 01 Mar 2023 09:30:36 GMT
Last updated: Wed, 01 Mar 2023 09:30:36 GMT
Lms24
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Feb 28, 2023
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Lms24
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LGTM, just had a couple of questions
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| // Wait for flushing, which we set to 2000ms | ||
| await new Promise(resolve => setTimeout(resolve, 2000)); |
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Should we wait a little longer than 2000ms considering the timing inconsistencies we observed in #7266?
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Hmm, true I guess! I'll extend it to 4000ms to be safe.
| } else { | ||
| window.cumulativeLayoutShiftScore += entry.value; | ||
| } | ||
| if (window.cumulativeLayoutShiftScore === undefined) { |
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q: That's the reason for removing this guard here?
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Nevermind, I missed that you just rewrote this.
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I added a I also inlined the styles into the html page, as otherwise when debugging replays the styles will not be correct etc. |
This was referenced Mar 14, 2023
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To hopefully be able to debug replay issues a bit better, and have a bit more representative checking.
This is a simple plain JS test app that looks something like this:
I tried to incorporate some not so efficient stuff to be able to test stuff.
It seems to be working decently even with replay enabled. I built it in a way that you can pass
?count=xxxin order to test it with varying amounts of DOM elements.