CI/benchmarks: Add Distributed and MPI benchmarks

[jpsamaroo]

Written by Claude

[github-actions]

Dagger benchmarks: dirty vs master

Multi-threaded benchmarks (4 threads)

Dagger benchmarks: dirty vs master

Median time

	master	dirty	master / dirty
array/dagger/N=1024 (block 128)/add (X + X)	26 ± 7.4 ms	23.2 ± 1.9 ms	1.12 ± 0.33
array/dagger/N=1024 (block 128)/alloc (rand)	15 ± 0.71 ms	15.5 ± 0.75 ms	0.966 ± 0.066
array/dagger/N=1024 (block 128)/broadcast (X .+ 1)	14.4 ± 0.49 ms	14.7 ± 1.3 ms	0.979 ± 0.095
array/dagger/N=1024 (block 128)/map (sin.(X))	14 ± 0.82 ms	12.7 ± 0.36 ms	1.1 ± 0.071
array/dagger/N=1024 (block 128)/norm	17 ± 1.3 ms	14 ± 1.9 ms	1.21 ± 0.19
array/dagger/N=1024 (block 128)/reduce (sum)	0.035 ± 0.0036 s	30.2 ± 3.4 ms	1.16 ± 0.18
array/dagger/N=1024 (block 128)/transpose (permutedims)	17 ± 0.99 ms	15.3 ± 0.68 ms	1.11 ± 0.082
array/dagger/N=1024 (block 512)/add (X + X)	3.75 ± 1.7 ms	4.12 ± 1.4 ms	0.909 ± 0.52
array/dagger/N=1024 (block 512)/alloc (rand)	2.41 ± 0.26 ms	4.8 ± 2.8 ms	0.502 ± 0.3
array/dagger/N=1024 (block 512)/broadcast (X .+ 1)	2.17 ± 2.1 ms	2.3 ± 0.24 ms	0.946 ± 0.92
array/dagger/N=1024 (block 512)/map (sin.(X))	5.55 ± 0.26 ms	6.05 ± 2.5 ms	0.916 ± 0.37
array/dagger/N=1024 (block 512)/norm	1.88 ± 1 ms	1.12 ± 0.02 ms	1.69 ± 0.92
array/dagger/N=1024 (block 512)/reduce (sum)	2.19 ± 0.3 ms	1.9 ± 0.86 ms	1.15 ± 0.55
array/dagger/N=1024 (block 512)/transpose (permutedims)	5.01 ± 0.44 ms	4.01 ± 0.7 ms	1.25 ± 0.24
array/dagger/N=256 (block 128)/add (X + X)	1.79 ± 2 ms	1.93 ± 2.3 ms	0.923 ± 1.5
array/dagger/N=256 (block 128)/alloc (rand)	2.25 ± 2.3 ms	1.83 ± 1.6 ms	1.23 ± 1.6
array/dagger/N=256 (block 128)/broadcast (X .+ 1)	1.76 ± 0.8 ms	3.78 ± 2.3 ms	0.466 ± 0.36
array/dagger/N=256 (block 128)/map (sin.(X))	2.24 ± 0.067 ms	1.23 ± 0.068 ms	1.82 ± 0.11
array/dagger/N=256 (block 128)/norm	1.33 ± 2.6 ms	1.32 ± 0.39 ms	1.01 ± 2
array/dagger/N=256 (block 128)/reduce (sum)	3.21 ± 1 ms	4.2 ± 2.8 ms	0.764 ± 0.57
array/dagger/N=256 (block 128)/transpose (permutedims)	3.66 ± 1.5 ms	3.85 ± 1.9 ms	0.952 ± 0.63
array/dagger/N=256 (block 256)/add (X + X)	1.14 ± 0.85 ms	0.775 ± 0.065 ms	1.47 ± 1.1
array/dagger/N=256 (block 256)/alloc (rand)	0.676 ± 0.029 ms	0.68 ± 0.024 ms	0.995 ± 0.055
array/dagger/N=256 (block 256)/broadcast (X .+ 1)	0.6 ± 0.16 ms	0.44 ± 0.033 ms	1.36 ± 0.38
array/dagger/N=256 (block 256)/map (sin.(X))	0.973 ± 0.017 ms	1.2 ± 0.084 ms	0.814 ± 0.059
array/dagger/N=256 (block 256)/norm	0.393 ± 0.079 ms	0.427 ± 0.024 ms	0.919 ± 0.19
array/dagger/N=256 (block 256)/reduce (sum)	0.572 ± 0.042 ms	0.561 ± 0.018 ms	1.02 ± 0.082
array/dagger/N=256 (block 256)/transpose (permutedims)	0.689 ± 0.069 ms	0.728 ± 0.044 ms	0.947 ± 0.11
linalg/dagger/N=1024 (block 128)/cholesky	0.0834 ± 0.0071 s	0.072 ± 0.015 s	1.16 ± 0.26
linalg/dagger/N=1024 (block 128)/lu	0.152 ± 0.0063 s	0.169 ± 0.022 s	0.899 ± 0.12
linalg/dagger/N=1024 (block 128)/matmul (A*A)	0.167 ± 0.021 s	0.15 ± 0.051 s	1.11 ± 0.4
linalg/dagger/N=1024 (block 128)/matvec (A*x)	17.2 ± 1.8 ms	17 ± 3.3 ms	1.01 ± 0.22
linalg/dagger/N=1024 (block 128)/qr	0.141 ± 0.018 s	0.146 ± 0.014 s	0.971 ± 0.16
linalg/dagger/N=1024 (block 128)/solve (A\b via lu)	0.219 ± 0.006 s	0.21 ± 0.017 s	1.04 ± 0.09
linalg/dagger/N=1024 (block 128)/svd	28 s	28.5 s	0.982
linalg/dagger/N=1024 (block 128)/syrk (A'*A)	0.097 ± 0.0032 s	0.105 ± 0.011 s	0.922 ± 0.1
linalg/dagger/N=1024 (block 512)/cholesky	25.6 ± 4.6 ms	20.3 ± 3.1 ms	1.26 ± 0.3
linalg/dagger/N=1024 (block 512)/lu	0.0462 ± 0.013 s	0.0447 ± 0.0074 s	1.03 ± 0.34
linalg/dagger/N=1024 (block 512)/matmul (A*A)	0.045 ± 0.0024 s	0.0436 ± 0.0072 s	1.03 ± 0.18
linalg/dagger/N=1024 (block 512)/matvec (A*x)	4.15 ± 0.85 ms	2.7 ± 1.5 ms	1.54 ± 0.89
linalg/dagger/N=1024 (block 512)/qr	0.112 ± 0.0046 s	0.112 ± 0.0046 s	1 ± 0.058
linalg/dagger/N=1024 (block 512)/solve (A\b via lu)	0.0528 ± 0.0048 s	0.0531 ± 0.0065 s	0.996 ± 0.15
linalg/dagger/N=1024 (block 512)/svd	0.0368 h	0.0324 h	1.13
linalg/dagger/N=1024 (block 512)/syrk (A'*A)	0.039 ± 0.0051 s	0.0395 ± 0.0029 s	0.987 ± 0.15
linalg/dagger/N=256 (block 128)/cholesky	10.4 ± 2.5 ms	10.3 ± 0.4 ms	1 ± 0.24
linalg/dagger/N=256 (block 128)/lu	11.5 ± 4.5 ms	21 ± 12 ms	0.545 ± 0.37
linalg/dagger/N=256 (block 128)/matmul (A*A)	5.43 ± 1.6 ms	9.2 ± 4 ms	0.59 ± 0.31
linalg/dagger/N=256 (block 128)/matvec (A*x)	4.99 ± 0.8 ms	3.6 ± 2.5 ms	1.39 ± 1
linalg/dagger/N=256 (block 128)/qr	11.9 ± 0.47 ms	13.2 ± 2 ms	0.904 ± 0.14
linalg/dagger/N=256 (block 128)/solve (A\b via lu)	26.5 ± 7.5 ms	26.5 ± 11 ms	0.998 ± 0.5
linalg/dagger/N=256 (block 128)/svd	0.633 ± 0.037 s	0.634 ± 0.0084 s	0.999 ± 0.06
linalg/dagger/N=256 (block 128)/syrk (A'*A)	6.99 ± 1.8 ms	9.98 ± 4.7 ms	0.701 ± 0.37
linalg/dagger/N=256 (block 256)/cholesky	6.41 ± 3.4 ms	2.51 ± 0.2 ms	2.56 ± 1.4
linalg/dagger/N=256 (block 256)/lu	6.47 ± 2.5 ms	6.42 ± 3.7 ms	1.01 ± 0.71
linalg/dagger/N=256 (block 256)/matmul (A*A)	2.27 ± 0.97 ms	2.16 ± 0.24 ms	1.05 ± 0.47
linalg/dagger/N=256 (block 256)/matvec (A*x)	0.976 ± 0.083 ms	1.05 ± 0.86 ms	0.927 ± 0.76
linalg/dagger/N=256 (block 256)/qr	5.06 ± 1.2 ms	4.89 ± 0.7 ms	1.03 ± 0.29
linalg/dagger/N=256 (block 256)/solve (A\b via lu)	8.1 ± 0.92 ms	14.4 ± 2.1 ms	0.563 ± 0.1
linalg/dagger/N=256 (block 256)/svd	0.545 ± 0.0043 s	0.548 ± 0.011 s	0.995 ± 0.021
linalg/dagger/N=256 (block 256)/syrk (A'*A)	3.25 ± 0.87 ms	3.67 ± 2.3 ms	0.886 ± 0.6
sparse/dagger/N=1024 (block 64)/cg solve (laplacian)	0.881 ± 0.038 s	0.921 ± 0.014 s	0.956 ± 0.044
sparse/dagger/N=1024 (block 64)/spgemm (S*S)	0.536 ± 0.0067 s	0.54 ± 0.0096 s	0.992 ± 0.022
sparse/dagger/N=1024 (block 64)/spmv (S*x)	0.0582 ± 0.0015 s	0.0552 ± 0.0054 s	1.06 ± 0.11
sparse/dagger/N=256 (block 16)/cg solve (laplacian)	0.939 ± 0.023 s	0.937 ± 0.042 s	1 ± 0.052
sparse/dagger/N=256 (block 16)/spgemm (S*S)	0.548 ± 0.023 s	0.529 ± 0.013 s	1.04 ± 0.051
sparse/dagger/N=256 (block 16)/spmv (S*x)	0.053 ± 0.0044 s	0.0494 ± 0.0092 s	1.07 ± 0.22
stencil/dagger/N=1024 (block 128)/alloc (neighbors Wrap)	18.6 ± 0.78 ms	18 ± 0.56 ms	1.03 ± 0.054
stencil/dagger/N=1024 (block 128)/assign (const)	6.94 ± 1 ms	7.08 ± 0.73 ms	0.98 ± 0.17
stencil/dagger/N=1024 (block 128)/multi-expr	17.3 ± 1.2 ms	18.3 ± 2.6 ms	0.946 ± 0.15
stencil/dagger/N=1024 (block 128)/neighbors (Clamp)	13.3 ± 0.11 ms	13.7 ± 0.36 ms	0.974 ± 0.027
stencil/dagger/N=1024 (block 128)/neighbors (Pad)	13.7 ± 1.2 ms	13.6 ± 0.67 ms	1.01 ± 0.1
stencil/dagger/N=1024 (block 128)/neighbors (Reflect)	13.2 ± 0.58 ms	13.3 ± 0.21 ms	0.993 ± 0.047
stencil/dagger/N=1024 (block 128)/neighbors (Wrap)	14.6 ± 4.6 ms	14.1 ± 0.7 ms	1.04 ± 0.33
stencil/dagger/N=1024 (block 128)/update (+)	9.42 ± 0.71 ms	9.36 ± 0.1 ms	1.01 ± 0.077
stencil/dagger/N=1024 (block 512)/alloc (neighbors Wrap)	7 ± 3.4 ms	7.21 ± 0.62 ms	0.97 ± 0.47
stencil/dagger/N=1024 (block 512)/assign (const)	1.03 ± 0.25 ms	1.05 ± 0.4 ms	0.983 ± 0.44
stencil/dagger/N=1024 (block 512)/multi-expr	2.68 ± 0.71 ms	4.02 ± 1.5 ms	0.667 ± 0.31
stencil/dagger/N=1024 (block 512)/neighbors (Clamp)	6.13 ± 0.57 ms	6.74 ± 0.95 ms	0.909 ± 0.15
stencil/dagger/N=1024 (block 512)/neighbors (Pad)	5.75 ± 0.6 ms	6.02 ± 0.13 ms	0.956 ± 0.1
stencil/dagger/N=1024 (block 512)/neighbors (Reflect)	5.66 ± 0.074 ms	6.25 ± 2.2 ms	0.905 ± 0.32
stencil/dagger/N=1024 (block 512)/neighbors (Wrap)	6.01 ± 0.48 ms	6.05 ± 1.9 ms	0.993 ± 0.32
stencil/dagger/N=1024 (block 512)/update (+)	1.55 ± 0.64 ms	3.82 ± 3.5 ms	0.406 ± 0.4
stencil/dagger/N=256 (block 128)/alloc (neighbors Wrap)	3.45 ± 0.81 ms	2.27 ± 2.3 ms	1.52 ± 1.6
stencil/dagger/N=256 (block 128)/assign (const)	2.08 ± 3.4 ms	1.51 ± 0.6 ms	1.37 ± 2.3
stencil/dagger/N=256 (block 128)/multi-expr	1.71 ± 0.88 ms	4.05 ± 2.3 ms	0.422 ± 0.32
stencil/dagger/N=256 (block 128)/neighbors (Clamp)	1.55 ± 0.51 ms	3.07 ± 1.9 ms	0.505 ± 0.36
stencil/dagger/N=256 (block 128)/neighbors (Pad)	2.88 ± 1.3 ms	3.15 ± 1.1 ms	0.915 ± 0.53
stencil/dagger/N=256 (block 128)/neighbors (Reflect)	2.17 ± 0.45 ms	2.4 ± 0.97 ms	0.905 ± 0.41
stencil/dagger/N=256 (block 128)/neighbors (Wrap)	1.94 ± 1.7 ms	1.87 ± 1.2 ms	1.04 ± 1.2
stencil/dagger/N=256 (block 128)/update (+)	2.82 ± 2.1 ms	1.79 ± 2 ms	1.57 ± 2.1
stencil/dagger/N=256 (block 256)/alloc (neighbors Wrap)	2.54 ± 0.9 ms	1.66 ± 0.77 ms	1.53 ± 0.9
stencil/dagger/N=256 (block 256)/assign (const)	0.493 ± 0.039 ms	0.503 ± 0.035 ms	0.98 ± 0.1
stencil/dagger/N=256 (block 256)/multi-expr	2.48 ± 2.4 ms	2.75 ± 2.5 ms	0.902 ± 1.2
stencil/dagger/N=256 (block 256)/neighbors (Clamp)	1.48 ± 0.044 ms	1.48 ± 0.14 ms	1 ± 0.1
stencil/dagger/N=256 (block 256)/neighbors (Pad)	1.34 ± 0.09 ms	1.56 ± 1.2 ms	0.858 ± 0.65
stencil/dagger/N=256 (block 256)/neighbors (Reflect)	1.57 ± 0.35 ms	1.58 ± 0.3 ms	0.992 ± 0.29
stencil/dagger/N=256 (block 256)/neighbors (Wrap)	1.34 ± 0.11 ms	1.62 ± 0.16 ms	0.826 ± 0.11
stencil/dagger/N=256 (block 256)/update (+)	1.09 ± 0.37 ms	0.714 ± 0.16 ms	1.52 ± 0.62
time_to_load	1.1 ± 0.0088 s	1.1 ± 0.012 s	1 ± 0.014

Allocations / memory

	master	dirty	master / dirty
array/dagger/N=1024 (block 128)/add (X + X)	0.0794 M allocs: 11 MB	0.0793 M allocs: 11 MB	1
array/dagger/N=1024 (block 128)/alloc (rand)	0.0431 M allocs: 9.44 MB	0.0431 M allocs: 9.44 MB	1
array/dagger/N=1024 (block 128)/broadcast (X .+ 1)	0.038 M allocs: 9.31 MB	0.0382 M allocs: 9.3 MB	1
array/dagger/N=1024 (block 128)/map (sin.(X))	0.033 M allocs: 9.11 MB	0.0329 M allocs: 9.11 MB	1
array/dagger/N=1024 (block 128)/norm	0.0424 M allocs: 1.41 MB	0.0424 M allocs: 1.41 MB	1
array/dagger/N=1024 (block 128)/reduce (sum)	0.0864 M allocs: 2.94 MB	0.0829 M allocs: 2.82 MB	1.04
array/dagger/N=1024 (block 128)/transpose (permutedims)	0.0448 M allocs: 9.73 MB	0.0447 M allocs: 9.73 MB	1
array/dagger/N=1024 (block 512)/add (X + X)	5.56 k allocs: 8.22 MB	5.59 k allocs: 8.22 MB	1
array/dagger/N=1024 (block 512)/alloc (rand)	2.76 k allocs: 8.09 MB	2.77 k allocs: 8.09 MB	1
array/dagger/N=1024 (block 512)/broadcast (X .+ 1)	2.41 k allocs: 8.08 MB	2.39 k allocs: 8.08 MB	1
array/dagger/N=1024 (block 512)/map (sin.(X))	2.09 k allocs: 8.07 MB	2.1 k allocs: 8.07 MB	1
array/dagger/N=1024 (block 512)/norm	2.72 k allocs: 0.0905 MB	2.7 k allocs: 0.0902 MB	1
array/dagger/N=1024 (block 512)/reduce (sum)	4.56 k allocs: 0.157 MB	3.68 k allocs: 0.126 MB	1.25
array/dagger/N=1024 (block 512)/transpose (permutedims)	3.33 k allocs: 8.14 MB	3.31 k allocs: 8.14 MB	1
array/dagger/N=256 (block 128)/add (X + X)	5.57 k allocs: 0.717 MB	5.59 k allocs: 0.718 MB	0.999
array/dagger/N=256 (block 128)/alloc (rand)	2.75 k allocs: 0.592 MB	2.77 k allocs: 0.593 MB	0.999
array/dagger/N=256 (block 128)/broadcast (X .+ 1)	2.41 k allocs: 0.584 MB	2.43 k allocs: 0.583 MB	1
array/dagger/N=256 (block 128)/map (sin.(X))	2.16 k allocs: 0.573 MB	2.08 k allocs: 0.57 MB	1
array/dagger/N=256 (block 128)/norm	2.69 k allocs: 0.0896 MB	2.69 k allocs: 0.0896 MB	1
array/dagger/N=256 (block 128)/reduce (sum)	4.14 k allocs: 0.142 MB	4.09 k allocs: 0.14 MB	1.01
array/dagger/N=256 (block 128)/transpose (permutedims)	3.35 k allocs: 0.637 MB	3.35 k allocs: 0.637 MB	1
array/dagger/N=256 (block 256)/add (X + X)	1.72 k allocs: 0.575 MB	1.73 k allocs: 0.575 MB	1
array/dagger/N=256 (block 256)/alloc (rand)	0.743 k allocs: 0.525 MB	0.754 k allocs: 0.526 MB	0.999
array/dagger/N=256 (block 256)/broadcast (X .+ 1)	0.651 k allocs: 0.522 MB	0.651 k allocs: 0.522 MB	1
array/dagger/N=256 (block 256)/map (sin.(X))	0.574 k allocs: 0.52 MB	0.574 k allocs: 0.52 MB	1
array/dagger/N=256 (block 256)/norm	0.704 k allocs: 24.2 kB	0.713 k allocs: 24.6 kB	0.986
array/dagger/N=256 (block 256)/reduce (sum)	0.816 k allocs: 30.5 kB	0.816 k allocs: 30.5 kB	1
array/dagger/N=256 (block 256)/transpose (permutedims)	1.11 k allocs: 0.551 MB	1.11 k allocs: 0.551 MB	1
linalg/dagger/N=1024 (block 128)/cholesky	0.124 M allocs: 15.9 MB	0.124 M allocs: 15.9 MB	0.999
linalg/dagger/N=1024 (block 128)/lu	0.319 M allocs: 23.8 MB	0.347 M allocs: 24.8 MB	0.959
linalg/dagger/N=1024 (block 128)/matmul (A*A)	0.239 M allocs: 15.9 MB	0.237 M allocs: 15.8 MB	1
linalg/dagger/N=1024 (block 128)/matvec (A*x)	0.0667 M allocs: 2.48 MB	0.0694 M allocs: 2.58 MB	0.964
linalg/dagger/N=1024 (block 128)/qr	0.241 M allocs: 25.2 MB	0.242 M allocs: 25 MB	1.01
linalg/dagger/N=1024 (block 128)/solve (A\b via lu)	0.431 M allocs: 28.1 MB	0.452 M allocs: 28.8 MB	0.978
linalg/dagger/N=1024 (block 128)/svd	3.19 M allocs: 2.29 GB	3.07 M allocs: 2.29 GB	1
linalg/dagger/N=1024 (block 128)/syrk (A'*A)	0.173 M allocs: 17.1 MB	0.173 M allocs: 17 MB	1
linalg/dagger/N=1024 (block 512)/cholesky	7.93 k allocs: 10.3 MB	7.86 k allocs: 10.3 MB	1
linalg/dagger/N=1024 (block 512)/lu	15.6 k allocs: 14.6 MB	15.7 k allocs: 14.6 MB	1
linalg/dagger/N=1024 (block 512)/matmul (A*A)	7.72 k allocs: 8.29 MB	7.71 k allocs: 8.28 MB	1
linalg/dagger/N=1024 (block 512)/matvec (A*x)	6.1 k allocs: 0.243 MB	6.3 k allocs: 0.25 MB	0.972
linalg/dagger/N=1024 (block 512)/qr	11.6 k allocs: 9.6 MB	11.8 k allocs: 9.6 MB	0.999
linalg/dagger/N=1024 (block 512)/solve (A\b via lu)	30.1 k allocs: 15.2 MB	29.6 k allocs: 15.2 MB	1
linalg/dagger/N=1024 (block 512)/svd	0.0497 M allocs: 0.197 GB	0.0494 M allocs: 0.197 GB	1
linalg/dagger/N=1024 (block 512)/syrk (A'*A)	9.1 k allocs: 20.4 MB	9.08 k allocs: 20.4 MB	1
linalg/dagger/N=256 (block 128)/cholesky	7.86 k allocs: 0.937 MB	7.92 k allocs: 0.939 MB	0.998
linalg/dagger/N=256 (block 128)/lu	15.6 k allocs: 1.49 MB	15.6 k allocs: 1.49 MB	1
linalg/dagger/N=256 (block 128)/matmul (A*A)	7.74 k allocs: 0.787 MB	7.77 k allocs: 0.788 MB	0.999
linalg/dagger/N=256 (block 128)/matvec (A*x)	6.42 k allocs: 0.249 MB	6.4 k allocs: 0.248 MB	1
linalg/dagger/N=256 (block 128)/qr	11.6 k allocs: 1.24 MB	11.6 k allocs: 1.24 MB	1
linalg/dagger/N=256 (block 128)/solve (A\b via lu)	29.8 k allocs: 2.07 MB	30.5 k allocs: 2.09 MB	0.989
linalg/dagger/N=256 (block 128)/svd	0.0487 M allocs: 14.6 MB	0.0485 M allocs: 14.6 MB	1
linalg/dagger/N=256 (block 128)/syrk (A'*A)	9.11 k allocs: 1.61 MB	9.12 k allocs: 1.61 MB	1
linalg/dagger/N=256 (block 256)/cholesky	3.06 k allocs: 0.635 MB	3.06 k allocs: 0.635 MB	1
linalg/dagger/N=256 (block 256)/lu	5.4 k allocs: 1.24 MB	5.4 k allocs: 1.24 MB	1
linalg/dagger/N=256 (block 256)/matmul (A*A)	1.94 k allocs: 0.582 MB	1.94 k allocs: 0.582 MB	1
linalg/dagger/N=256 (block 256)/matvec (A*x)	2.45 k allocs: 0.104 MB	2.35 k allocs: 0.0995 MB	1.05
linalg/dagger/N=256 (block 256)/qr	3.46 k allocs: 0.78 MB	3.43 k allocs: 0.779 MB	1
linalg/dagger/N=256 (block 256)/solve (A\b via lu)	12 k allocs: 1.54 MB	11.9 k allocs: 1.53 MB	1
linalg/dagger/N=256 (block 256)/svd	15.5 k allocs: 6.71 MB	15.5 k allocs: 6.71 MB	1
linalg/dagger/N=256 (block 256)/syrk (A'*A)	3.07 k allocs: 2.14 MB	3.06 k allocs: 2.14 MB	1
sparse/dagger/N=1024 (block 64)/cg solve (laplacian)	3.1 M allocs: 0.114 GB	3.36 M allocs: 0.123 GB	0.927
sparse/dagger/N=1024 (block 64)/spgemm (S*S)	3.89 M allocs: 0.175 GB	4 M allocs: 0.179 GB	0.975
sparse/dagger/N=1024 (block 64)/spmv (S*x)	0.212 M allocs: 7.96 MB	0.234 M allocs: 8.74 MB	0.911
sparse/dagger/N=256 (block 16)/cg solve (laplacian)	3.12 M allocs: 0.115 GB	3.32 M allocs: 0.122 GB	0.946
sparse/dagger/N=256 (block 16)/spgemm (S*S)	4 M allocs: 0.142 GB	4.01 M allocs: 0.142 GB	0.996
sparse/dagger/N=256 (block 16)/spmv (S*x)	0.195 M allocs: 7.43 MB	0.218 M allocs: 8.18 MB	0.908
stencil/dagger/N=1024 (block 128)/alloc (neighbors Wrap)	0.0653 M allocs: 10.7 MB	0.0651 M allocs: 10.7 MB	1
stencil/dagger/N=1024 (block 128)/assign (const)	25.3 k allocs: 1.05 MB	25.3 k allocs: 1.05 MB	1
stencil/dagger/N=1024 (block 128)/multi-expr	0.0586 M allocs: 2.62 MB	0.058 M allocs: 2.59 MB	1.01
stencil/dagger/N=1024 (block 128)/neighbors (Clamp)	0.0487 M allocs: 2.51 MB	0.0488 M allocs: 2.64 MB	0.949
stencil/dagger/N=1024 (block 128)/neighbors (Pad)	0.0483 M allocs: 2.6 MB	0.048 M allocs: 2.49 MB	1.04
stencil/dagger/N=1024 (block 128)/neighbors (Reflect)	0.0489 M allocs: 2.55 MB	0.0488 M allocs: 2.67 MB	0.956
stencil/dagger/N=1024 (block 128)/neighbors (Wrap)	0.0475 M allocs: 2.26 MB	0.0473 M allocs: 2.25 MB	1
stencil/dagger/N=1024 (block 128)/update (+)	0.0328 M allocs: 1.55 MB	0.0332 M allocs: 1.56 MB	0.995
stencil/dagger/N=1024 (block 512)/alloc (neighbors Wrap)	4.82 k allocs: 8.2 MB	4.82 k allocs: 8.2 MB	1
stencil/dagger/N=1024 (block 512)/assign (const)	2.19 k allocs: 0.0955 MB	2.19 k allocs: 0.0956 MB	0.999
stencil/dagger/N=1024 (block 512)/multi-expr	4.98 k allocs: 2.22 MB	4.8 k allocs: 0.212 MB	10.5
stencil/dagger/N=1024 (block 512)/neighbors (Clamp)	3.84 k allocs: 0.233 MB	3.84 k allocs: 0.233 MB	0.998
stencil/dagger/N=1024 (block 512)/neighbors (Pad)	3.71 k allocs: 0.229 MB	3.71 k allocs: 0.23 MB	0.998
stencil/dagger/N=1024 (block 512)/neighbors (Reflect)	3.84 k allocs: 0.264 MB	3.88 k allocs: 0.266 MB	0.994
stencil/dagger/N=1024 (block 512)/neighbors (Wrap)	3.64 k allocs: 0.167 MB	3.61 k allocs: 0.166 MB	1.01
stencil/dagger/N=1024 (block 512)/update (+)	2.6 k allocs: 0.115 MB	2.61 k allocs: 0.116 MB	0.994
stencil/dagger/N=256 (block 128)/alloc (neighbors Wrap)	4.83 k allocs: 0.706 MB	4.81 k allocs: 0.705 MB	1
stencil/dagger/N=256 (block 128)/assign (const)	2.14 k allocs: 0.0937 MB	2.19 k allocs: 0.096 MB	0.975
stencil/dagger/N=256 (block 128)/multi-expr	4.81 k allocs: 0.213 MB	4.8 k allocs: 0.212 MB	1.01
stencil/dagger/N=256 (block 128)/neighbors (Clamp)	3.81 k allocs: 0.186 MB	3.88 k allocs: 0.313 MB	0.594
stencil/dagger/N=256 (block 128)/neighbors (Pad)	3.7 k allocs: 0.183 MB	3.71 k allocs: 0.183 MB	0.999
stencil/dagger/N=256 (block 128)/neighbors (Reflect)	3.78 k allocs: 0.193 MB	3.82 k allocs: 0.194 MB	0.994
stencil/dagger/N=256 (block 128)/neighbors (Wrap)	3.68 k allocs: 0.169 MB	3.61 k allocs: 0.167 MB	1.01
stencil/dagger/N=256 (block 128)/update (+)	2.62 k allocs: 0.116 MB	2.65 k allocs: 0.118 MB	0.986
stencil/dagger/N=256 (block 256)/alloc (neighbors Wrap)	1.56 k allocs: 0.574 MB	1.55 k allocs: 0.574 MB	1
stencil/dagger/N=256 (block 256)/assign (const)	0.811 k allocs: 0.041 MB	0.811 k allocs: 0.041 MB	1
stencil/dagger/N=256 (block 256)/multi-expr	1.74 k allocs: 0.0874 MB	1.72 k allocs: 0.087 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Clamp)	1.26 k allocs: 0.0715 MB	1.26 k allocs: 0.0715 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Pad)	1.21 k allocs: 0.0703 MB	1.21 k allocs: 0.0703 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Reflect)	1.27 k allocs: 0.0796 MB	1.26 k allocs: 0.0792 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Wrap)	1.2 k allocs: 0.0625 MB	1.2 k allocs: 0.0625 MB	1
stencil/dagger/N=256 (block 256)/update (+)	0.902 k allocs: 0.0456 MB	0.924 k allocs: 0.0463 MB	0.985
time_to_load	0.147 k allocs: 10.8 kB	0.147 k allocs: 10.8 kB	1

Plots

⚠️ Regressions (time > 25.0% and outside the reported ±spread; allocs/memory > 25.0%)

• linalg/dagger/N=256 (block 256)/solve (A\b via lu) (time): +77.7%
• stencil/dagger/N=256 (block 128)/neighbors (Clamp) (memory): +68.4%

Improvements

• stencil/dagger/N=1024 (block 512)/multi-expr (memory): -90.4%
• linalg/dagger/N=256 (block 256)/cholesky (time): -60.9%
• array/dagger/N=256 (block 128)/map (sin.(X)) (time): -44.9%

Within noise (20 metric(s) past threshold but inside the ±spread; not counted)

• stencil/dagger/N=1024 (block 512)/update (+) (time): 146.6%
• stencil/dagger/N=256 (block 128)/multi-expr (time): 136.7%
• array/dagger/N=256 (block 128)/broadcast (X .+ 1) (time): 114.7%
• array/dagger/N=1024 (block 512)/alloc (rand) (time): 99.0%
• stencil/dagger/N=256 (block 128)/neighbors (Clamp) (time): 98.1%
• linalg/dagger/N=256 (block 128)/lu (time): 83.7%
• linalg/dagger/N=256 (block 128)/matmul (A*A) (time): 69.6%
• stencil/dagger/N=1024 (block 512)/multi-expr (time): 50.0%
• linalg/dagger/N=256 (block 128)/syrk (A'*A) (time): 42.7%
• array/dagger/N=256 (block 128)/reduce (sum) (time): 30.9%
• array/dagger/N=256 (block 256)/broadcast (X .+ 1) (time): -26.6%
• stencil/dagger/N=256 (block 128)/assign (const) (time): -27.2%
• linalg/dagger/N=256 (block 128)/matvec (A*x) (time): -28.0%
• array/dagger/N=256 (block 256)/add (X + X) (time): -32.0%
• stencil/dagger/N=256 (block 128)/alloc (neighbors Wrap) (time): -34.1%
• stencil/dagger/N=256 (block 256)/update (+) (time): -34.2%
• stencil/dagger/N=256 (block 256)/alloc (neighbors Wrap) (time): -34.8%
• linalg/dagger/N=1024 (block 512)/matvec (A*x) (time): -35.0%
• stencil/dagger/N=256 (block 128)/update (+) (time): -36.3%
• array/dagger/N=1024 (block 512)/norm (time): -40.7%

Distributed benchmarks (4 processes)

Dagger benchmarks: dirty vs master

Median time

	master	dirty	master / dirty
array/dagger/N=1024 (block 128)/add (X + X)	0.206 ± 0.057 s	0.313 ± 0.047 s	0.657 ± 0.21
array/dagger/N=1024 (block 128)/alloc (rand)	20.8 ± 1.3 ms	23 ± 1.8 ms	0.907 ± 0.09
array/dagger/N=1024 (block 128)/broadcast (X .+ 1)	0.0327 ± 0.0013 s	0.0337 ± 0.0017 s	0.97 ± 0.061
array/dagger/N=1024 (block 128)/map (sin.(X))	0.0384 ± 0.002 s	0.0389 ± 0.00071 s	0.988 ± 0.055
array/dagger/N=1024 (block 128)/norm	20 ± 1.4 ms	25.1 ± 1.5 ms	0.796 ± 0.073
array/dagger/N=1024 (block 128)/reduce (sum)	0.0507 ± 0.0027 s	0.0476 ± 0.0022 s	1.07 ± 0.075
array/dagger/N=1024 (block 128)/transpose (permutedims)	0.0447 ± 0.0031 s	0.0719 ± 0.0072 s	0.622 ± 0.075
array/dagger/N=1024 (block 512)/add (X + X)	27.8 ± 9.5 ms	23.7 ± 11 ms	1.17 ± 0.66
array/dagger/N=1024 (block 512)/alloc (rand)	2.78 ± 0.16 ms	3.46 ± 1.3 ms	0.804 ± 0.3
array/dagger/N=1024 (block 512)/broadcast (X .+ 1)	4.12 ± 0.54 ms	4.51 ± 0.3 ms	0.915 ± 0.13
array/dagger/N=1024 (block 512)/map (sin.(X))	7.27 ± 1.5 ms	7.12 ± 1.7 ms	1.02 ± 0.31
array/dagger/N=1024 (block 512)/norm	1.84 ± 0.26 ms	2.37 ± 0.05 ms	0.774 ± 0.11
array/dagger/N=1024 (block 512)/reduce (sum)	3.32 ± 0.16 ms	3.34 ± 0.38 ms	0.992 ± 0.12
array/dagger/N=1024 (block 512)/transpose (permutedims)	12.2 ± 52 ms	10.7 ± 51 ms	1.14 ± 7.3
array/dagger/N=256 (block 128)/add (X + X)	1.53 ± 0.12 ms	1.58 ± 0.1 ms	0.971 ± 0.096
array/dagger/N=256 (block 128)/alloc (rand)	1.44 ± 0.029 ms	1.47 ± 0.033 ms	0.978 ± 0.03
array/dagger/N=256 (block 128)/broadcast (X .+ 1)	2.61 ± 0.2 ms	2.47 ± 0.35 ms	1.06 ± 0.17
array/dagger/N=256 (block 128)/map (sin.(X))	1.85 ± 0.37 ms	1.95 ± 0.67 ms	0.947 ± 0.38
array/dagger/N=256 (block 128)/norm	0.787 ± 0.67 ms	0.807 ± 0.65 ms	0.975 ± 1.1
array/dagger/N=256 (block 128)/reduce (sum)	2.93 ± 6 ms	15.2 ± 35 ms	0.193 ± 0.59
array/dagger/N=256 (block 128)/transpose (permutedims)	1.11 ± 0.033 ms	1.15 ± 0.052 ms	0.963 ± 0.052
array/dagger/N=256 (block 256)/add (X + X)	0.906 ± 0.12 ms	0.877 ± 0.076 ms	1.03 ± 0.16
array/dagger/N=256 (block 256)/alloc (rand)	0.899 ± 0.023 ms	0.972 ± 0.055 ms	0.924 ± 0.057
array/dagger/N=256 (block 256)/broadcast (X .+ 1)	0.515 ± 0.13 ms	0.48 ± 0.039 ms	1.07 ± 0.29
array/dagger/N=256 (block 256)/map (sin.(X))	1 ± 0.034 ms	1.05 ± 0.076 ms	0.957 ± 0.077
array/dagger/N=256 (block 256)/norm	0.397 ± 0.059 ms	0.382 ± 0.015 ms	1.04 ± 0.16
array/dagger/N=256 (block 256)/reduce (sum)	0.546 ± 0.032 ms	0.607 ± 0.022 ms	0.899 ± 0.062
array/dagger/N=256 (block 256)/transpose (permutedims)	0.779 ± 0.04 ms	0.835 ± 0.026 ms	0.932 ± 0.056
linalg/dagger/N=1024 (block 128)/cholesky	0.49 ± 0.051 s	0.476 ± 0.013 s	1.03 ± 0.11
linalg/dagger/N=1024 (block 128)/lu	0.223 ± 0.0045 s	0.243 ± 0.0017 s	0.918 ± 0.019
linalg/dagger/N=1024 (block 128)/matmul (A*A)	0.43 ± 0.055 s	0.488 ± 0.036 s	0.881 ± 0.13
linalg/dagger/N=1024 (block 128)/matvec (A*x)	0.117 ± 0.0081 s	0.124 ± 0.0027 s	0.946 ± 0.069
linalg/dagger/N=1024 (block 128)/qr	8.58 s	0.31 ± 0.0058 s	27.7
linalg/dagger/N=1024 (block 128)/solve (A\b via lu)	0.304 ± 0.02 s	0.308 ± 0.02 s	0.986 ± 0.09
linalg/dagger/N=1024 (block 128)/svd	0.0174 h	54.1 s	1.16
linalg/dagger/N=1024 (block 128)/syrk (A'*A)	0.369 ± 0.029 s	0.335 ± 0.068 s	1.1 ± 0.24
linalg/dagger/N=1024 (block 512)/cholesky	0.0983 ± 0.026 s	0.0656 ± 0.046 s	1.5 ± 1.1
linalg/dagger/N=1024 (block 512)/lu	0.0404 ± 0.00069 s	0.043 ± 0.00056 s	0.939 ± 0.02
linalg/dagger/N=1024 (block 512)/matmul (A*A)	0.0628 ± 0.0092 s	0.059 ± 0.015 s	1.06 ± 0.31
linalg/dagger/N=1024 (block 512)/matvec (A*x)	9.83 ± 0.57 ms	9.89 ± 0.13 ms	0.993 ± 0.059
linalg/dagger/N=1024 (block 512)/qr	0.104 ± 0.0037 s	0.102 ± 0.0013 s	1.02 ± 0.039
linalg/dagger/N=1024 (block 512)/solve (A\b via lu)	0.0546 ± 0.0011 s	0.0554 ± 0.00061 s	0.986 ± 0.022
linalg/dagger/N=1024 (block 512)/svd	0.04 h	0.0397 h	1.01
linalg/dagger/N=1024 (block 512)/syrk (A'*A)	0.0328 ± 0.00026 s	0.0616 ± 0.0092 s	0.532 ± 0.079
linalg/dagger/N=256 (block 128)/cholesky	3.43 ± 2.4e+02 ms	3.88 ± 2.1e+02 ms	0.885 ± 78
linalg/dagger/N=256 (block 128)/lu	14.4 ± 3.1e+02 ms	0.349 ± 0.33 s	0.0413 ± 0.89
linalg/dagger/N=256 (block 128)/matmul (A*A)	4.82 ± 0.08 ms	5.2 ± 0.045 ms	0.927 ± 0.017
linalg/dagger/N=256 (block 128)/matvec (A*x)	5.51 ± 2.6 ms	1.88 ± 2 ms	2.93 ± 3.4
linalg/dagger/N=256 (block 128)/qr	7.47 ± 0.23 ms	7.67 ± 0.36 ms	0.974 ± 0.055
linalg/dagger/N=256 (block 128)/solve (A\b via lu)	0.143 ± 0.12 s	0.512 ± 0.38 s	0.279 ± 0.31
linalg/dagger/N=256 (block 128)/svd	0.478 ± 0.0084 s	0.626 ± 0.2 s	0.762 ± 0.24
linalg/dagger/N=256 (block 128)/syrk (A'*A)	4.95 ± 0.65 ms	5.15 ± 0.44 ms	0.961 ± 0.15
linalg/dagger/N=256 (block 256)/cholesky	1.87 ± 0.23 ms	1.89 ± 0.25 ms	0.985 ± 0.18
linalg/dagger/N=256 (block 256)/lu	2.92 ± 0.13 ms	3.01 ± 0.12 ms	0.971 ± 0.058
linalg/dagger/N=256 (block 256)/matmul (A*A)	1.51 ± 0.22 ms	1.95 ± 0.095 ms	0.772 ± 0.12
linalg/dagger/N=256 (block 256)/matvec (A*x)	0.969 ± 0.044 ms	0.989 ± 0.013 ms	0.98 ± 0.047
linalg/dagger/N=256 (block 256)/qr	3.76 ± 0.0095 ms	3.96 ± 0.32 ms	0.95 ± 0.077
linalg/dagger/N=256 (block 256)/solve (A\b via lu)	4.91 ± 0.022 ms	5.22 ± 0.35 ms	0.939 ± 0.062
linalg/dagger/N=256 (block 256)/svd	0.277 ± 0.0029 s	0.384 ± 0.014 s	0.721 ± 0.028
linalg/dagger/N=256 (block 256)/syrk (A'*A)	2.31 ± 0.018 ms	2.78 ± 0.1 ms	0.831 ± 0.031
sparse/dagger/N=1024 (block 64)/cg solve (laplacian)	11 s	11.6 s	0.952
sparse/dagger/N=1024 (block 64)/spgemm (S*S)	6.53 s	6.26 s	1.04
sparse/dagger/N=1024 (block 64)/spmv (S*x)	0.686 ± 0.028 s	0.736 ± 0.025 s	0.933 ± 0.049
sparse/dagger/N=256 (block 16)/cg solve (laplacian)	11.5 s	11.2 s	1.03
sparse/dagger/N=256 (block 16)/spgemm (S*S)	6.37 s	6.27 s	1.02
sparse/dagger/N=256 (block 16)/spmv (S*x)	0.677 ± 0.0077 s	0.698 ± 0.014 s	0.969 ± 0.023
stencil/dagger/N=1024 (block 128)/assign (const)	10.3 ± 8.7 ms	9.23 ± 11 ms	1.12 ± 1.7
stencil/dagger/N=1024 (block 128)/multi-expr	0.262 ± 0.0077 s	0.302 ± 0.019 s	0.867 ± 0.061
stencil/dagger/N=1024 (block 128)/update (+)	0.266 ± 0.024 s	0.286 ± 0.014 s	0.93 ± 0.096
stencil/dagger/N=1024 (block 512)/alloc (neighbors Wrap)	27.4 ± 6.7 ms
stencil/dagger/N=1024 (block 512)/assign (const)	1.15 ± 3.6 ms	5.71 ± 3.9 ms	0.201 ± 0.64
stencil/dagger/N=1024 (block 512)/multi-expr	0.0462 ± 0.022 s	2.91 ± 4.8 ms	15.8 ± 27
stencil/dagger/N=1024 (block 512)/neighbors (Clamp)	28 ± 11 ms	15.8 ± 4.7 ms	1.77 ± 0.87
stencil/dagger/N=1024 (block 512)/update (+)	1.92 ± 0.049 ms	22.9 ± 13 ms	0.084 ± 0.046
stencil/dagger/N=256 (block 128)/alloc (neighbors Wrap)	2.88 ± 0.079 ms	2.86 ± 0.09 ms	1.01 ± 0.042
stencil/dagger/N=256 (block 128)/assign (const)	0.847 ± 0.016 ms	0.962 ± 0.058 ms	0.88 ± 0.055
stencil/dagger/N=256 (block 128)/multi-expr	1.79 ± 0.082 ms	1.79 ± 0.078 ms	1 ± 0.064
stencil/dagger/N=256 (block 128)/neighbors (Clamp)	2.86 ± 0.42 ms	2.53 ± 0.033 ms	1.13 ± 0.17
stencil/dagger/N=256 (block 128)/neighbors (Pad)	2.14 ± 0.065 ms	1.94 ± 0.014 ms	1.1 ± 0.034
stencil/dagger/N=256 (block 128)/neighbors (Reflect)	1.91 ± 0.025 ms	2.07 ± 0.12 ms	0.921 ± 0.054
stencil/dagger/N=256 (block 128)/update (+)	1.58 ± 0.045 ms	1.58 ± 0.042 ms	0.999 ± 0.039
stencil/dagger/N=256 (block 256)/alloc (neighbors Wrap)	1.64 ± 0.014 ms	1.82 ± 0.045 ms	0.902 ± 0.024
stencil/dagger/N=256 (block 256)/assign (const)	0.574 ± 0.057 ms	0.582 ± 0.023 ms	0.988 ± 0.11
stencil/dagger/N=256 (block 256)/multi-expr	1.18 ± 0.045 ms	1.26 ± 0.19 ms	0.935 ± 0.14
stencil/dagger/N=256 (block 256)/neighbors (Clamp)	1.5 ± 0.071 ms	1.81 ± 0.045 ms	0.83 ± 0.045
stencil/dagger/N=256 (block 256)/neighbors (Pad)	1.39 ± 0.033 ms	1.45 ± 0.14 ms	0.96 ± 0.097
stencil/dagger/N=256 (block 256)/neighbors (Reflect)	1.34 ± 0.0074 ms	1.54 ± 0.013 ms	0.87 ± 0.0086
stencil/dagger/N=256 (block 256)/update (+)	0.883 ± 0.13 ms	1.05 ± 0.00082 ms	0.838 ± 0.13
time_to_load	1.19 ± 0.0033 s	1.21 ± 0.0073 s	0.989 ± 0.0066

Allocations / memory

	master	dirty	master / dirty
array/dagger/N=1024 (block 128)/add (X + X)	0.34 M allocs: 26.4 MB	0.489 M allocs: 0.033 GB	0.783
array/dagger/N=1024 (block 128)/alloc (rand)	0.0523 M allocs: 6.72 MB	0.0563 M allocs: 5.46 MB	1.23
array/dagger/N=1024 (block 128)/broadcast (X .+ 1)	0.0866 M allocs: 7.95 MB	0.0916 M allocs: 7.42 MB	1.07
array/dagger/N=1024 (block 128)/map (sin.(X))	0.0816 M allocs: 7.1 MB	0.0848 M allocs: 7.27 MB	0.975
array/dagger/N=1024 (block 128)/norm	0.0549 M allocs: 2.08 MB	0.0635 M allocs: 2.51 MB	0.828
array/dagger/N=1024 (block 128)/reduce (sum)	0.108 M allocs: 4.29 MB	0.104 M allocs: 4.13 MB	1.04
array/dagger/N=1024 (block 128)/transpose (permutedims)	0.0974 M allocs: 9.96 MB	0.127 M allocs: 10.5 MB	0.952
array/dagger/N=1024 (block 512)/add (X + X)	13.6 k allocs: 10.6 MB	13.6 k allocs: 10.6 MB	1
array/dagger/N=1024 (block 512)/alloc (rand)	3.42 k allocs: 2.17 MB	3.4 k allocs: 4.15 MB	0.524
array/dagger/N=1024 (block 512)/broadcast (X .+ 1)	4.26 k allocs: 2.22 MB	4.06 k allocs: 2.31 MB	0.962
array/dagger/N=1024 (block 512)/map (sin.(X))	4.71 k allocs: 2.2 MB	4.6 k allocs: 2.2 MB	0.999
array/dagger/N=1024 (block 512)/norm	3.65 k allocs: 0.136 MB	3.77 k allocs: 0.141 MB	0.961
array/dagger/N=1024 (block 512)/reduce (sum)	5.44 k allocs: 0.21 MB	4.86 k allocs: 0.178 MB	1.18
array/dagger/N=1024 (block 512)/transpose (permutedims)	9.55 k allocs: 2.55 MB	9.26 k allocs: 4.41 MB	0.579
array/dagger/N=256 (block 128)/add (X + X)	6.2 k allocs: 0.741 MB	6.21 k allocs: 0.741 MB	1
array/dagger/N=256 (block 128)/alloc (rand)	2.83 k allocs: 0.595 MB	2.83 k allocs: 0.595 MB	1
array/dagger/N=256 (block 128)/broadcast (X .+ 1)	4.93 k allocs: 0.345 MB	4.65 k allocs: 0.345 MB	0.999
array/dagger/N=256 (block 128)/map (sin.(X))	2.33 k allocs: 0.536 MB	2.71 k allocs: 0.554 MB	0.967
array/dagger/N=256 (block 128)/norm	2.7 k allocs: 0.0886 MB	2.7 k allocs: 0.0886 MB	1
array/dagger/N=256 (block 128)/reduce (sum)	5.12 k allocs: 0.194 MB	5.18 k allocs: 0.196 MB	0.989
array/dagger/N=256 (block 128)/transpose (permutedims)	3.58 k allocs: 0.647 MB	3.58 k allocs: 0.647 MB	1
array/dagger/N=256 (block 256)/add (X + X)	2.04 k allocs: 0.591 MB	2.04 k allocs: 0.591 MB	1
array/dagger/N=256 (block 256)/alloc (rand)	0.853 k allocs: 0.53 MB	0.854 k allocs: 0.53 MB	1
array/dagger/N=256 (block 256)/broadcast (X .+ 1)	0.649 k allocs: 0.522 MB	0.649 k allocs: 0.522 MB	1
array/dagger/N=256 (block 256)/map (sin.(X))	0.571 k allocs: 0.519 MB	0.571 k allocs: 0.519 MB	1
array/dagger/N=256 (block 256)/norm	0.712 k allocs: 24.2 kB	0.712 k allocs: 24.2 kB	1
array/dagger/N=256 (block 256)/reduce (sum)	0.814 k allocs: 30.2 kB	0.814 k allocs: 30.2 kB	1
array/dagger/N=256 (block 256)/transpose (permutedims)	1.32 k allocs: 0.563 MB	1.32 k allocs: 0.563 MB	1
linalg/dagger/N=1024 (block 128)/cholesky	0.744 M allocs: 0.0502 GB	0.729 M allocs: 0.0493 GB	1.02
linalg/dagger/N=1024 (block 128)/lu	0.691 M allocs: 0.0437 GB	0.671 M allocs: 0.0442 GB	0.989
linalg/dagger/N=1024 (block 128)/matmul (A*A)	0.871 M allocs: 0.0587 GB	0.871 M allocs: 0.0598 GB	0.982
linalg/dagger/N=1024 (block 128)/matvec (A*x)	0.232 M allocs: 13 MB	0.239 M allocs: 13.8 MB	0.939
linalg/dagger/N=1024 (block 128)/qr	0.581 M allocs: 0.0473 GB	0.451 M allocs: 0.0397 GB	1.19
linalg/dagger/N=1024 (block 128)/solve (A\b via lu)	0.853 M allocs: 0.0482 GB	0.823 M allocs: 0.0475 GB	1.01
linalg/dagger/N=1024 (block 128)/svd	21 M allocs: 2.73 GB	21.7 M allocs: 2.74 GB	0.996
linalg/dagger/N=1024 (block 128)/syrk (A'*A)	0.728 M allocs: 0.0579 GB	0.594 M allocs: 0.0445 GB	1.3
linalg/dagger/N=1024 (block 512)/cholesky	0.0378 M allocs: 13.6 MB	9.95 k allocs: 10.4 MB	1.31
linalg/dagger/N=1024 (block 512)/lu	20.3 k allocs: 14.8 MB	19.9 k allocs: 14.8 MB	1
linalg/dagger/N=1024 (block 512)/matmul (A*A)	20.6 k allocs: 16.8 MB	11.1 k allocs: 8.41 MB	2
linalg/dagger/N=1024 (block 512)/matvec (A*x)	17.3 k allocs: 0.725 MB	17.2 k allocs: 0.722 MB	1
linalg/dagger/N=1024 (block 512)/qr	14.2 k allocs: 9.7 MB	14.2 k allocs: 9.7 MB	1
linalg/dagger/N=1024 (block 512)/solve (A\b via lu)	0.0469 M allocs: 15.9 MB	0.0465 M allocs: 15.9 MB	1
linalg/dagger/N=1024 (block 512)/svd	0.22 M allocs: 0.334 GB	0.22 M allocs: 0.334 GB	1
linalg/dagger/N=1024 (block 512)/syrk (A'*A)	12.1 k allocs: 20.5 MB	12 k allocs: 20.5 MB	1
linalg/dagger/N=256 (block 128)/cholesky	9.99 k allocs: 1.01 MB	9.95 k allocs: 1.01 MB	1
linalg/dagger/N=256 (block 128)/lu	29.5 k allocs: 2.07 MB	29.4 k allocs: 2.07 MB	1
linalg/dagger/N=256 (block 128)/matmul (A*A)	11.7 k allocs: 0.928 MB	11.5 k allocs: 0.92 MB	1.01
linalg/dagger/N=256 (block 128)/matvec (A*x)	7.13 k allocs: 0.276 MB	7.13 k allocs: 0.276 MB	1
linalg/dagger/N=256 (block 128)/qr	14.1 k allocs: 1.34 MB	14 k allocs: 1.33 MB	1
linalg/dagger/N=256 (block 128)/solve (A\b via lu)	0.0761 M allocs: 4.08 MB	0.0762 M allocs: 4.08 MB	1
linalg/dagger/N=256 (block 128)/svd	0.212 M allocs: 30 MB	0.213 M allocs: 30 MB	1
linalg/dagger/N=256 (block 128)/syrk (A'*A)	12.1 k allocs: 1.71 MB	11.9 k allocs: 1.71 MB	1
linalg/dagger/N=256 (block 256)/cholesky	3.55 k allocs: 0.662 MB	3.55 k allocs: 0.662 MB	1
linalg/dagger/N=256 (block 256)/lu	6.45 k allocs: 1.29 MB	6.45 k allocs: 1.29 MB	1
linalg/dagger/N=256 (block 256)/matmul (A*A)	2.26 k allocs: 0.598 MB	2.26 k allocs: 0.598 MB	1
linalg/dagger/N=256 (block 256)/matvec (A*x)	2.81 k allocs: 0.123 MB	2.81 k allocs: 0.123 MB	1
linalg/dagger/N=256 (block 256)/qr	4.04 k allocs: 0.811 MB	4.04 k allocs: 0.811 MB	1
linalg/dagger/N=256 (block 256)/solve (A\b via lu)	14.2 k allocs: 1.65 MB	14.2 k allocs: 1.65 MB	1
linalg/dagger/N=256 (block 256)/svd	18.3 k allocs: 6.86 MB	18.3 k allocs: 6.86 MB	1
linalg/dagger/N=256 (block 256)/syrk (A'*A)	3.6 k allocs: 2.16 MB	3.6 k allocs: 2.16 MB	1
sparse/dagger/N=1024 (block 64)/cg solve (laplacian)	19 M allocs: 0.812 GB	19.9 M allocs: 0.845 GB	0.96
sparse/dagger/N=1024 (block 64)/spgemm (S*S)	13.2 M allocs: 0.592 GB	13 M allocs: 0.58 GB	1.02
sparse/dagger/N=1024 (block 64)/spmv (S*x)	1.22 M allocs: 0.0511 GB	1.28 M allocs: 0.0536 GB	0.954
sparse/dagger/N=256 (block 16)/cg solve (laplacian)	20 M allocs: 0.848 GB	18.6 M allocs: 0.793 GB	1.07
sparse/dagger/N=256 (block 16)/spgemm (S*S)	12.8 M allocs: 0.541 GB	12.9 M allocs: 0.541 GB	1
sparse/dagger/N=256 (block 16)/spmv (S*x)	1.26 M allocs: 0.0521 GB	1.26 M allocs: 0.0524 GB	0.995
stencil/dagger/N=1024 (block 128)/assign (const)	0.0326 M allocs: 1.46 MB	0.0326 M allocs: 1.46 MB	1
stencil/dagger/N=1024 (block 128)/multi-expr	0.437 M allocs: 0.0325 GB	0.465 M allocs: 28.6 MB	1.16
stencil/dagger/N=1024 (block 128)/update (+)	0.382 M allocs: 24.3 MB	0.415 M allocs: 21.6 MB	1.12
stencil/dagger/N=1024 (block 512)/alloc (neighbors Wrap)	6.32 k allocs: 8.26 MB
stencil/dagger/N=1024 (block 512)/assign (const)	2.58 k allocs: 0.113 MB	2.52 k allocs: 0.111 MB	1.02
stencil/dagger/N=1024 (block 512)/multi-expr	21.5 k allocs: 7.83 MB	6.64 k allocs: 0.285 MB	27.4
stencil/dagger/N=1024 (block 512)/neighbors (Clamp)	13.9 k allocs: 6.65 MB	5.23 k allocs: 0.288 MB	23.1
stencil/dagger/N=1024 (block 512)/update (+)	3.44 k allocs: 0.15 MB	3.44 k allocs: 0.15 MB	1
stencil/dagger/N=256 (block 128)/alloc (neighbors Wrap)	6.31 k allocs: 0.764 MB	6.3 k allocs: 0.764 MB	1
stencil/dagger/N=256 (block 128)/assign (const)	2.45 k allocs: 0.108 MB	2.51 k allocs: 0.11 MB	0.975
stencil/dagger/N=256 (block 128)/multi-expr	6.43 k allocs: 0.278 MB	6.46 k allocs: 0.279 MB	0.995
stencil/dagger/N=256 (block 128)/neighbors (Clamp)	5.64 k allocs: 0.263 MB	5.59 k allocs: 0.261 MB	1.01
stencil/dagger/N=256 (block 128)/neighbors (Pad)	5.04 k allocs: 0.237 MB	5.05 k allocs: 0.237 MB	0.999
stencil/dagger/N=256 (block 128)/neighbors (Reflect)	5.15 k allocs: 0.249 MB	5.16 k allocs: 0.249 MB	0.998
stencil/dagger/N=256 (block 128)/update (+)	3.85 k allocs: 0.17 MB	3.93 k allocs: 0.175 MB	0.973
stencil/dagger/N=256 (block 256)/alloc (neighbors Wrap)	2.13 k allocs: 0.601 MB	2.14 k allocs: 0.602 MB	1
stencil/dagger/N=256 (block 256)/assign (const)	1.09 k allocs: 0.0561 MB	1.09 k allocs: 0.0561 MB	0.999
stencil/dagger/N=256 (block 256)/multi-expr	2.59 k allocs: 0.628 MB	2.59 k allocs: 0.628 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Clamp)	1.84 k allocs: 0.598 MB	1.9 k allocs: 0.601 MB	0.995
stencil/dagger/N=256 (block 256)/neighbors (Pad)	1.79 k allocs: 0.596 MB	1.79 k allocs: 0.596 MB	1
stencil/dagger/N=256 (block 256)/neighbors (Reflect)	1.84 k allocs: 0.606 MB	1.94 k allocs: 0.61 MB	0.993
stencil/dagger/N=256 (block 256)/update (+)	1.42 k allocs: 0.57 MB	1.36 k allocs: 0.567 MB	1
time_to_load	0.147 k allocs: 10.8 kB	0.147 k allocs: 10.8 kB	1

⚠️ Regressions (time > 35.0% and outside the reported ±spread; allocs/memory > 25.0%)

• stencil/dagger/N=1024 (block 512)/update (+) (time): +1090.3%
• array/dagger/N=1024 (block 512)/alloc (rand) (memory): +90.8%
• linalg/dagger/N=1024 (block 512)/syrk (A'*A) (time): +88.1%
• array/dagger/N=1024 (block 512)/transpose (permutedims) (memory): +72.8%
• array/dagger/N=1024 (block 128)/transpose (permutedims) (time): +60.9%
• array/dagger/N=1024 (block 128)/add (X + X) (time): +52.2%
• array/dagger/N=1024 (block 128)/add (X + X) (allocs): +43.8%
• linalg/dagger/N=256 (block 256)/svd (time): +38.6%
• array/dagger/N=1024 (block 128)/transpose (permutedims) (allocs): +30.3%
• array/dagger/N=1024 (block 128)/add (X + X) (memory): +27.8%

Improvements

• linalg/dagger/N=1024 (block 128)/qr (time): -96.4%
• stencil/dagger/N=1024 (block 512)/multi-expr (memory): -96.4%
• stencil/dagger/N=1024 (block 512)/neighbors (Clamp) (memory): -95.7%
• stencil/dagger/N=1024 (block 512)/multi-expr (time): -93.7%
• linalg/dagger/N=1024 (block 512)/cholesky (allocs): -73.7%
• stencil/dagger/N=1024 (block 512)/multi-expr (allocs): -69.2%
• stencil/dagger/N=1024 (block 512)/neighbors (Clamp) (allocs): -62.5%
• linalg/dagger/N=1024 (block 512)/matmul (A*A) (memory): -50.0%
• linalg/dagger/N=1024 (block 512)/matmul (A*A) (allocs): -45.9%

Within noise (6 metric(s) past threshold but inside the ±spread; not counted)

• linalg/dagger/N=256 (block 128)/lu (time): 2319.8%
• array/dagger/N=256 (block 128)/reduce (sum) (time): 418.8%
• stencil/dagger/N=1024 (block 512)/assign (const) (time): 396.4%
• linalg/dagger/N=256 (block 128)/solve (A\b via lu) (time): 258.7%
• stencil/dagger/N=1024 (block 512)/neighbors (Clamp) (time): -43.5%
• linalg/dagger/N=256 (block 128)/matvec (A*x) (time): -65.8%

MPI benchmarks (4 ranks)

Results unavailable (job did not produce a report).

Full results and plots (download the benchmark-results-* artifacts).