Performance

Topic	Replies	Views	Activity
Allocations MVectors staticarrays	10	231	October 27, 2024
Loop over array of static arrays question , staticarrays	12	284	October 26, 2024
What is a good design for a settable global with a known type? question , performance , design	4	151	October 26, 2024
Allocations with StaticArrays and `+=` in Julia `v1.11` staticarrays	6	416	October 26, 2024
Rule of thumb to estimate theoretical lower bound on benchmarks? performance , benchmark	4	198	October 25, 2024
@profile slows down MPI? mpi , profiling	0	52	October 24, 2024
Type inference difference in `mapreduce(f, op, t)` vs `reduce(op, map(f, t))` inference , type-stability	1	348	October 24, 2024
Performance comparison of a custom gcd() function in Julia, C, and Rust question , ffi	7	410	October 23, 2024
Fast ways to check if an element is in a vector of vector of elements question	20	1064	October 23, 2024
Reshaped views might alias	5	190	October 23, 2024
What is the best way to re-use a temporary vector performance , memory-allocation	16	469	October 22, 2024
Performance hacking `(&)(a::BitArray, b::BitArray)`	14	359	October 22, 2024
Strange performance of literal array constructor array	5	108	October 22, 2024
Execution of active file in REPL does not work anymore	1	168	October 22, 2024
How to efficiently parse null as NaN in JSON? nan , json3	1	150	October 22, 2024
Obtaining field values over an array of composite types struct	11	236	October 21, 2024
Performance hit of allocation regardless of size memory-allocation	7	259	October 21, 2024
Is the triple `@inbounds @fastmath @simd` necessary for absolute peak performance?	7	584	October 21, 2024
How can I allocate a buffer contains different types of data (for MPI communication, for example)? question , mpi	10	208	October 20, 2024
Parallelized calls to Optim.optimize use the same number of threads as a single threaded call multithreading , optim	4	141	October 16, 2024
PythonCall spends a lot of time showing stuff for JAX python , pythoncall , jax	3	296	October 15, 2024
Memory allocations when performing operation on Tuple of structs tuple , memory-allocation , struct	9	271	October 15, 2024
Near positive definite (NearPD) of a symmetric matrix in Julia	9	2932	October 15, 2024
A wrapper of two functions takes longer time to execute	4	150	October 15, 2024
Performance issue with Vectors vs. 1 Column Matrices question , performance , benchmarktools	8	286	October 13, 2024
Optimize Apache Arrow data streaming over HTTP web , http , arrow	29	1682	October 12, 2024
Pre-allocating array efficiency	5	364	October 12, 2024
PythonCall.jl with CondaPkg.jl in MPI scenario question , package , mpi , pythoncall , condapkg	2	223	October 11, 2024
Vectorise summation over index in nested for loop function , loopvectorization , speed-optimization	7	200	October 10, 2024
Type-instability of mapreduce vs. map + reduce cat , jet , stack , mapreduce	18	399	October 10, 2024