2024-01-21T22:41:12+01:00
Run on (8 X 2424 MHz CPU s)
CPU Caches:
    L1 Data 64.0 KiB (x8)
    L1 Instruction 128.0 KiB (x8)
    L2 Unified 4096.0 KiB (x2)
Load Average: 0.472656, 0.45752, 0.428223

WARNING CPU scaling is enabled, the benchmark real time measurements may be noisy and will incur extra overhead.

Benchmarks

Benchmark	Time	CPU	Iterations
Create an empty entity manager	23 ns	23 ns	31173314
Add one entity without components	4 ns	4 ns	174991014
Add one entity with one component	17 ns	17 ns	40032064
Add one entity with one component while having one index (the component is not in the index)	17 ns	17 ns	40253251
Add one entity with one component while having one index (the component is in the index)	28 ns	28 ns	24563587
Add one entity with 16 components	292 ns	292 ns	2478642
Add one entity with 16 components while having 8 indexes (the components are not in the indexes)	448 ns	448 ns	1540519
Add one entity with 16 components while having 1 small index (the components are in the index)	296 ns	296 ns	2449004
Add one entity with 16 components while having 1 big index (the components are in the index)	551 ns	551 ns	1163564
Add one entity with 16 components while having 8 different index (the components are in the indexes)	1090 ns	1090 ns	655300
Iterate over matching pairs of components, around 1/4 from total 1024 entities	99 ns	99 ns	7024610
Iterate over matching pairs of components, around 1/4 from total 2048 entities	201 ns	201 ns	3488958
Iterate over matching pairs of components, around 1/4 from total 4096 entities	397 ns	397 ns	1768354
Iterate over matching pairs of components, around 1/4 from total 8192 entities	781 ns	781 ns	865132
Iterate over matching pairs of components, around 1/4 from total 16384 entities	2775 ns	2775 ns	254648
Iterate over matching pairs of components, around 1/4 from total 32768 entities	5367 ns	5367 ns	129208
Iterate over matching pairs of components, around 1/4 from total 65536 entities	10532 ns	10532 ns	66420
Iterate over matching pairs of components, around 1/4 from total 131072 entities	20871 ns	20870 ns	33552
Iterate over matching pairs of components, around 1/4 from total 262144 entities	42082 ns	42081 ns	16625
Iterate over matching pairs of components (around 1000 per entity manager) from 16 entity managers having 4000 entities each	11144 ns	11144 ns	63047
Select matching pairs of components around 1/4 from total 1024 entities	473 ns	473 ns	1478205
Select matching pairs of components around 1/4 from total 2048 entities	1045 ns	1045 ns	667881
Select matching pairs of components around 1/4 from total 4096 entities	2085 ns	2085 ns	335065
Select matching pairs of components around 1/4 from total 8192 entities	4129 ns	4129 ns	168325
Select matching pairs of components around 1/4 from total 16384 entities	8283 ns	8283 ns	84179
Select matching pairs of components around 1/4 from total 32768 entities	16564 ns	16564 ns	41827
Select matching pairs of components around 1/4 from total 65536 entities	33306 ns	33306 ns	20991
Select matching pairs of components around 1/4 from total 131072 entities	67404 ns	67403 ns	10225
Select matching pairs of components around 1/4 from total 262144 entities	135470 ns	135467 ns	5076
Select matching pairs of components (around 1000 per entity manager) from 16 entity managers having 4000 entities each	32803 ns	32802 ns	21074
Create and transfer entity without components to another entity manager	10 ns	10 ns	70026464
Create and transfer entity with two components to another entity manager	53 ns	53 ns	13255254
Create and transfer entity with two components to another entity manager (both have one index with both components)	95 ns	95 ns	7492728

BigO Complexities

Benchmark	Complexity	Coefficient
Create an entity manager, add one index and N entities with one component each (the component is in the index)	N	23.58
Iterate over matching pairs of components, around 1/4 from total N entities	N	0.16
Select matching pairs of components around 1/4 from total N entities	N	0.52