FHIR TX Benchmark
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Round 0

2026-05-27

Apple M3, 8-core · 24 GB · macOS Tahoe 26.3 · Docker Desktop 4.64.0 (8 CPU / 20 GB)

SNOMED implicit REPLACED BY map

GET /ConceptMap/$translate?url=http://snomed.info/sct?fhir_cm=900000000000526001&...

Translates retired SNOMED codes to their replacement codes using SNOMED’s implicit REPLACED BY ConceptMap.

Preflight request 
GET /ConceptMap/$translate?url=http%3A%2F%2Fsnomed.info%2Fsct%3Ffhir_cm%3D900000000000526001&system=http%3A%2F%2Fsnomed.info%2Fsct&code=225983005&target=http%3A%2F%2Fsnomed.info%2Fsct
Accept: application/fhir+json
Ranking
Servers ranked by weighted RPS (wRPS) for this test. wRPS = raw RPS × per-test normalizer × bias factor. Score % is relative to the top performer. Raw RPS is the measured peak throughput; imputed values (shown in italics in orange) are estimated for servers that did not run this test. Status: ✓ preflight passed, ✗ failed, ~ skipped.
# Server wRPS Score RPS Errors Status
1 termbox 6.1K
100%
9.1K 0% ✓
2 hades 4.4K
71%
6.5K 0% ✓
3 fhirsmith 469
8%
696 0% ✓
4 ontoserver 243
4%
361 0% ✓
5 snowstorm 146
2%
216 — ~
Latency
Latency percentiles per server across all VU levels. Columns: percentile / VU count.
p50/1 p95/1 p99/1 p50/10 p95/10 p99/10 p50/50 p95/50 p99/50
termbox 0.43ms0.51ms0.64ms1.2ms2.4ms4.1ms4.9ms9.8ms15ms
hades 0.50ms1.2ms4.1ms1.4ms5.4ms11ms6.0ms19ms34ms
fhirsmith 1.5ms2.1ms2.7ms14ms15ms18ms71ms78ms465ms
ontoserver 4.4ms6.9ms14ms10ms64ms744ms76ms1.94s2.66s