Matt Hess
56ab4ec3fe
environment variables instead of hardcoded SPEND_SECRET values. Required env vars: SPEND_SECRET, TX_HASH Optional: DAEMON_URL (defaults to seed01.salvium.io:19081)
95 lines
3.3 KiB
JavaScript
95 lines
3.3 KiB
JavaScript
#!/usr/bin/env bun
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// Isolate memory usage in sync process
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import { createDaemonRPC } from '../src/rpc/index.js';
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import { parseTransaction } from '../src/transaction.js';
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import { hexToBytes } from '../src/address.js';
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const daemon = createDaemonRPC({ url: 'http://seed01.salvium.io:19081', timeout: 30000 });
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async function testBlockFetching() {
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console.log('=== Testing block fetching memory ===\n');
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if (global.gc) global.gc();
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const baseline = process.memoryUsage().heapUsed;
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console.log('Baseline:', Math.round(baseline / 1024 / 1024), 'MB');
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// Test 1: Fetch block headers only
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console.log('\nFetching 1000 block headers...');
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const headers = await daemon.getBlockHeadersRange(0, 999);
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if (global.gc) global.gc();
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console.log('After headers:', Math.round(process.memoryUsage().heapUsed / 1024 / 1024), 'MB');
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console.log('Headers count:', headers.result?.headers?.length);
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// Count blocks with transactions
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let blocksWithTx = 0;
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for (const h of headers.result?.headers || []) {
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if (h.num_txes > 0) blocksWithTx++;
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}
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console.log('Blocks with transactions:', blocksWithTx);
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// Test 2: Fetch and parse transactions from blocks with txs
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console.log('\nFetching transactions from blocks with txs...');
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let txCount = 0;
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let parseCount = 0;
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for (const header of (headers.result?.headers || []).slice(0, 200)) {
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if (header.num_txes === 0) continue;
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const block = await daemon.getBlock({ height: header.height });
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const txHashes = block.result?.tx_hashes || [];
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if (txHashes.length > 0) {
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const txsResp = await daemon.getTransactions(txHashes, { decode_as_json: true });
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txCount += txHashes.length;
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for (const txData of (txsResp.result?.txs || [])) {
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// Parse but don't store
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const tx = parseTransaction(hexToBytes(txData.as_hex));
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parseCount++;
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}
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}
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// Report every 50 blocks
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if (header.height % 50 === 0) {
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if (global.gc) global.gc();
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console.log(` Height ${header.height}: ${Math.round(process.memoryUsage().heapUsed / 1024 / 1024)} MB (${parseCount} txs parsed)`);
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}
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}
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if (global.gc) global.gc();
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console.log('\nAfter parsing (not storing):', Math.round(process.memoryUsage().heapUsed / 1024 / 1024), 'MB');
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console.log('Total transactions parsed:', parseCount);
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// Test 3: Store parsed transactions
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console.log('\nNow storing parsed transactions...');
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const stored = [];
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for (const header of (headers.result?.headers || []).slice(0, 200)) {
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if (header.num_txes === 0) continue;
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const block = await daemon.getBlock({ height: header.height });
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const txHashes = block.result?.tx_hashes || [];
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if (txHashes.length > 0) {
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const txsResp = await daemon.getTransactions(txHashes, { decode_as_json: true });
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for (const txData of (txsResp.result?.txs || [])) {
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const tx = parseTransaction(hexToBytes(txData.as_hex));
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stored.push(tx);
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}
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}
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if (header.height % 50 === 0) {
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if (global.gc) global.gc();
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console.log(` Height ${header.height}: ${Math.round(process.memoryUsage().heapUsed / 1024 / 1024)} MB (${stored.length} txs stored)`);
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}
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}
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if (global.gc) global.gc();
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console.log('\nAfter storing:', Math.round(process.memoryUsage().heapUsed / 1024 / 1024), 'MB');
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console.log('Stored count:', stored.length);
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}
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testBlockFetching().catch(console.error);
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