improve performance for large files #22
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Using `buf = Buffer.concat([buf, data]);` on the data event copies the data in a new larger buffer everytime. Instead, store the intermediate small buffers in an array and concat only at the end.
4 similar comments
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Beautiful. Amazing increase in performance! Thank you very much :) |
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Wow. This is a huge difference. Thanks @targos ! |
This was referenced Nov 18, 2019
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#24
Open
Open
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#35
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#47
Open
Open
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#58
Open
Open
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#69
Open
[Snyk(Unlimited)] Upgrade express-fileupload from 0.0.5 to 0.4.0
snyk-fixtures/js-nested-manifest#80
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Open
Open
This was referenced Apr 15, 2020
This was referenced Apr 22, 2020
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Using
buf = Buffer.concat([buf, data]);on the data event copies thedata in a new larger buffer everytime. Instead, store the intermediate
small buffers in an array and concat only at the end.
Test with a 117MB file: