Files
foxhunt/risk
jgrusewski 5a2c92484c docs(risk): document Redis monitoring deferral for kill switch
Replace the TODO for spawning a background Redis health-check task
with an architectural decision comment. Local AtomicBool provides
immediate process-level protection; Redis monitoring is deferred to
multi-service deployment with a clear implementation roadmap.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-02-23 10:06:42 +01:00
..

risk

Enterprise risk management for HFT.

Kill Switch

AtomicKillSwitch provides immediate trading cessation, coordinated via Redis. Supports local, remote, and Unix socket triggers.

Value at Risk

Four VaR methods plus Expected Shortfall:

  • Historical Simulation
  • Monte Carlo
  • Parametric (variance-covariance)
  • Expected Shortfall (CVaR)

Key Types

Type Purpose
RiskEngine Central risk evaluation and enforcement
AtomicKillSwitch Atomic trading halt with Redis coordination
KellySizer Kelly criterion position sizing
StressTester Extreme market scenario simulation
ComplianceValidator SOX, MiFID II regulatory checks
DrawdownMonitor Peak-to-trough equity tracking
CircuitBreaker Threshold-based trading pauses
CorrelationMonitor Cross-asset correlation tracking

Config Presets

  • development_config() -- relaxed limits for local testing
  • production_config() -- 5ms safety check timeout, strict position limits

Testing

SQLX_OFFLINE=true cargo test -p risk --lib  # ~209 tests