Perf experiments

[fmease]

No description provided.

[fmease]

@bors try @rust-timer queue

[rust-bors]

☀️ Try build successful (CI)
Build commit: 75de7a5 (75de7a5c8d627fa6a292a6908cf167a075bfb2f4, parent: a171994070dc18c3a32fc1aa2d98cf03ae96b63e)

[rust-timer]

Finished benchmarking commit (75de7a5): comparison URL.

Overall result: no relevant changes - no action needed

Benchmarking this pull request means it may be perf-sensitive – we'll automatically label it not fit for rolling up. You can override this, but we strongly advise not to, due to possible changes in compiler perf.

@bors rollup=never
@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

This benchmark run did not return any relevant results for this metric.

Max RSS (memory usage)

Results (secondary 3.2%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	3.2%	[1.4%, 4.9%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Cycles

This benchmark run did not return any relevant results for this metric.

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 469.518s -> 469.283s (-0.05%)
Artifact size: 388.08 MiB -> 388.08 MiB (0.00%)

[fmease]

@bors try parent=last @rust-timer queue

[rust-bors]

☀️ Try build successful (CI)
Build commit: d31c481 (d31c4814955e9a0317f3f68be21e7b3989fd216f, parent: a171994070dc18c3a32fc1aa2d98cf03ae96b63e)

[rust-timer]

Finished benchmarking commit (d31c481): comparison URL.

Overall result: ✅ improvements - no action needed

Benchmarking this pull request means it may be perf-sensitive – we'll automatically label it not fit for rolling up. You can override this, but we strongly advise not to, due to possible changes in compiler perf.

@bors rollup=never
@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

Our most reliable metric. Used to determine the overall result above. However, even this metric can be noisy.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-1.3%	[-6.1%, -0.2%]	19
Improvements ✅ (secondary)	-4.4%	[-14.1%, -0.2%]	12
All ❌✅ (primary)	-1.3%	[-6.1%, -0.2%]	19

Max RSS (memory usage)

Results (primary -3.2%, secondary -6.8%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	2.6%	[2.6%, 2.6%]	1
Improvements ✅ (primary)	-3.2%	[-4.5%, -2.3%]	5
Improvements ✅ (secondary)	-8.4%	[-18.5%, -1.7%]	6
All ❌✅ (primary)	-3.2%	[-4.5%, -2.3%]	5

Cycles

Results (primary -3.8%, secondary -13.6%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	-	-	0
Improvements ✅ (primary)	-3.8%	[-5.1%, -3.1%]	3
Improvements ✅ (secondary)	-13.6%	[-24.9%, -3.6%]	5
All ❌✅ (primary)	-3.8%	[-5.1%, -3.1%]	3

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 469.518s -> 468.868s (-0.14%)
Artifact size: 388.08 MiB -> 387.99 MiB (-0.02%)

[fmease]

@bors try @rust-timer queue

[rust-bors]

☀️ Try build successful (CI)
Build commit: 44e9f49 (44e9f49327b4f9a72231cc3491d243e6a5b4d348, parent: b50f345a2f3f49764024cabc30ef99e15c0240f7)

[rust-timer]

Finished benchmarking commit (44e9f49): comparison URL.

Overall result: no relevant changes - no action needed

Benchmarking this pull request means it may be perf-sensitive – we'll automatically label it not fit for rolling up. You can override this, but we strongly advise not to, due to possible changes in compiler perf.

@bors rollup=never
@rustbot label: -S-waiting-on-perf -perf-regression

Instruction count

This benchmark run did not return any relevant results for this metric.

Max RSS (memory usage)

Results (secondary 4.1%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	4.1%	[2.6%, 5.6%]	2
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-	-	0
All ❌✅ (primary)	-	-	0

Cycles

Results (secondary 3.1%)

A less reliable metric. May be of interest, but not used to determine the overall result above.

	mean	range	count
Regressions ❌ (primary)	-	-	0
Regressions ❌ (secondary)	5.3%	[2.2%, 10.5%]	3
Improvements ✅ (primary)	-	-	0
Improvements ✅ (secondary)	-3.2%	[-3.2%, -3.2%]	1
All ❌✅ (primary)	-	-	0

Binary size

This benchmark run did not return any relevant results for this metric.

Bootstrap: 471.696s -> 471.555s (-0.03%)
Artifact size: 390.21 MiB -> 390.24 MiB (0.01%)