[Bug] Possible performance regression

Open vicsn opened this issue 1 month ago • 1 comments

🐛 Bug Report

Possible performance regression was detected for benchmark 'snarkVM Benchmarks'. Benchmark result of this commit is worse than the previous benchmark result exceeding threshold 1.50.

Benchmark suite	Current: c980e97220f4f7ae74bbf7e85908e2b041121d68	Previous: d8e736636dd11e1cf11717977802c61184da1cb2	Ratio
`Block::to_bytes_le`	`491241` ns/iter (`± 159`)	`116517` ns/iter (`± 98`)	`4.22`
`Block::serialize (bincode)`	`984700` ns/iter (`± 1839`)	`232995` ns/iter (`± 316`)	`4.23`
`Block::to_string (serde_json)`	`721806` ns/iter (`± 744`)	`168540` ns/iter (`± 142`)	`4.28`
`Block::from_bytes_le`	`59144323` ns/iter (`± 376909`)	`15953424` ns/iter (`± 81537`)	`3.71`
`Block::from_bytes_le_unchecked`	`28331435` ns/iter (`± 610271`)	`6733773` ns/iter (`± 187484`)	`4.21`
`Block::deserialize (bincode)`	`59817727` ns/iter (`± 565453`)	`15934293` ns/iter (`± 191542`)	`3.75`
`Block::from_str (serde_json)`	`70600323` ns/iter (`± 477281`)	`18508013` ns/iter (`± 202662`)	`3.81`

Dec 08 '25 10:12 vicsn

It doesn't seem to be related to this PR, but there was a regression after merging #2789. I will investigate...

Dec 08 '25 18:12 kaimast