Files
foxhunt/scripts/db_load_test_simple.sh
jgrusewski 8d89fe80ff chore: Second cleanup wave - organize root directory
- Archive: 85 agent .txt files → docs/archive/agents/legacy_txt/
- Scripts: Move 110 shell scripts → scripts/ (keep deploy.sh in root)
- Models: Move 18 .safetensors → ml/models/checkpoints/training_artifacts/
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Total impact: ~34GB freed (both waves), root directory cleaned from 583 to ~40 essential files
Directory count reduced from 65 to 31 (52% reduction)
All historical data preserved in organized archive structure
2025-10-30 01:26:02 +01:00

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#!/bin/bash
# Simple but effective PostgreSQL Load Test
# Direct SQL execution with timing
set -e
DB_URL="postgresql://foxhunt:foxhunt_dev_password@localhost:5432/foxhunt"
TEST_DURATION=20 # seconds per test
RESULTS_FILE="DB_LOAD_TEST_RESULTS_$(date +%Y%m%d_%H%M%S).txt"
echo "========================================" | tee "$RESULTS_FILE"
echo "PostgreSQL Load Test - Foxhunt Trading" | tee -a "$RESULTS_FILE"
echo "Test Duration: $TEST_DURATION seconds per scenario" | tee -a "$RESULTS_FILE"
echo "Start Time: $(date)" | tee -a "$RESULTS_FILE"
echo "========================================" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
# Health check
echo "=== Database Configuration ===" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -t -c "SHOW max_connections;" | awk '{print "Max Connections: " $1}' | tee -a "$RESULTS_FILE"
psql "$DB_URL" -t -c "SHOW shared_buffers;" | awk '{print "Shared Buffers: " $1}' | tee -a "$RESULTS_FILE"
psql "$DB_URL" -t -c "SHOW synchronous_commit;" | awk '{print "Synchronous Commit: " $1}' | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
echo "=== Baseline Table Counts ===" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -c "SELECT 'orders' AS table_name, COUNT(*) FROM orders;" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
# Function to run load test
run_load_test() {
local clients=$1
local test_name=$2
echo "========================================" | tee -a "$RESULTS_FILE"
echo "TEST: $test_name ($clients clients)" | tee -a "$RESULTS_FILE"
echo "========================================" | tee -a "$RESULTS_FILE"
local temp_dir="/tmp/dbtest_$$_$clients"
mkdir -p "$temp_dir"
local start_time=$(date +%s.%N)
# Launch workers
for ((i=1; i<=clients; i++)); do
(
local count=0
local errors=0
local end_time=$(echo "$start_time + $TEST_DURATION" | bc)
while (( $(echo "$(date +%s.%N) < $end_time" | bc -l) )); do
# Insert order
if psql "$DB_URL" -c "INSERT INTO orders (account_id, symbol, side, order_type, quantity, limit_price, venue, created_at, updated_at) VALUES ('load_test', 'BTC/USD', 'buy', 'limit', 100000000, 5000000000000, 'test', EXTRACT(EPOCH FROM NOW())*1000000000, EXTRACT(EPOCH FROM NOW())*1000000000);" > /dev/null 2>&1; then
((count++))
else
((errors++))
fi
# Periodically run queries
if (( count % 5 == 0 )); then
psql "$DB_URL" -c "SELECT COUNT(*) FROM orders WHERE symbol = 'BTC/USD';" > /dev/null 2>&1 || ((errors++))
fi
done
echo "$count $errors" > "$temp_dir/worker_$i.txt"
) &
done
# Wait for completion
wait
local end_time=$(date +%s.%N)
local duration=$(echo "$end_time - $start_time" | bc)
# Aggregate results
local total_ops=0
local total_errors=0
for ((i=1; i<=clients; i++)); do
if [ -f "$temp_dir/worker_$i.txt" ]; then
read ops errors < "$temp_dir/worker_$i.txt"
total_ops=$((total_ops + ops))
total_errors=$((total_errors + errors))
fi
done
local tps=$(echo "scale=2; $total_ops / $duration" | bc)
echo "Duration: $duration seconds" | tee -a "$RESULTS_FILE"
echo "Total Operations: $total_ops" | tee -a "$RESULTS_FILE"
echo "Errors: $total_errors" | tee -a "$RESULTS_FILE"
echo "Transactions per Second (TPS): $tps" | tee -a "$RESULTS_FILE"
# Connection pool status
echo "" | tee -a "$RESULTS_FILE"
echo "Connection Pool:" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -c "SELECT state, COUNT(*) FROM pg_stat_activity WHERE datname='foxhunt' GROUP BY state;" | tee -a "$RESULTS_FILE"
# Lock stats
echo "" | tee -a "$RESULTS_FILE"
local locks=$(psql "$DB_URL" -t -c "SELECT COUNT(*) FROM pg_locks WHERE NOT granted;" | tr -d ' ')
echo "Locks Waiting: $locks" | tee -a "$RESULTS_FILE"
# Deadlocks
local deadlocks=$(psql "$DB_URL" -t -c "SELECT deadlocks FROM pg_stat_database WHERE datname='foxhunt';" | tr -d ' ')
echo "Deadlocks: $deadlocks" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
rm -rf "$temp_dir"
}
# Run tests
run_load_test 1 "BASELINE"
run_load_test 10 "MODERATE"
run_load_test 50 "HIGH"
run_load_test 100 "STRESS"
# Final analysis
echo "========================================" | tee -a "$RESULTS_FILE"
echo "FINAL ANALYSIS" | tee -a "$RESULTS_FILE"
echo "========================================" | tee -a "$RESULTS_FILE"
echo "=== Table Statistics ===" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -c "SELECT relname, n_tup_ins as inserts, n_tup_upd as updates, idx_scan FROM pg_stat_user_tables WHERE relname='orders';" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
echo "=== Cache Hit Ratio ===" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -t -c "SELECT (sum(blks_hit)::float / NULLIF(sum(blks_hit) + sum(blks_read), 0) * 100)::numeric(5,2) || '%' FROM pg_stat_database WHERE datname='foxhunt';" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
echo "=== Final Counts ===" | tee -a "$RESULTS_FILE"
psql "$DB_URL" -c "SELECT COUNT(*) as total_orders FROM orders;" | tee -a "$RESULTS_FILE"
echo "" | tee -a "$RESULTS_FILE"
echo "========================================" | tee -a "$RESULTS_FILE"
echo "Test Completed: $(date)" | tee -a "$RESULTS_FILE"
echo "========================================" | tee -a "$RESULTS_FILE"
echo ""
echo "Results saved to: $RESULTS_FILE"