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fix: Use explicit copy for metrics data point to prevent stale disk values

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This commit is contained in:
courtmanr@gmail.com
2025-04-24 13:32:29 +01:00
parent 27c0cdbb58
commit b2b6f48dd9
2 changed files with 49 additions and 7 deletions
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src/public/app.js
+42 -4
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@@ -850,6 +850,16 @@ document.addEventListener('DOMContentLoaded', function() {
const newest = validHistory[validHistory.length - 1];
const valueDiff = newest[key] - oldest[key];
const timeDiff = (newest.timestamp - oldest.timestamp) / 1000;
// ---> ADDED: Log history details for diskread <---
if (key === 'diskread' || key === 'diskwrite') { // Log for both disk keys
// Log only a sample if history is long, to avoid flooding console
const sampleHistory = validHistory.length > 10 ? validHistory.slice(-10) : validHistory;
console.log(`[calculateAverageRate - ${key}] Valid history (${validHistory.length} entries):`, sampleHistory.map(e => ({ t: new Date(e.timestamp).toLocaleTimeString(), v: e[key] })));
}
// ---> END ADDED SECTION <---
// ---> ADDED: Log rate calculation details <---
console.log(`[calculateAverageRate - ${key}] oldest=${oldest[key]}, newest=${newest[key]}, timeDiff=${timeDiff.toFixed(2)}s, valueDiff=${valueDiff}, rate=${timeDiff > 0 ? (valueDiff / timeDiff).toFixed(0) : 'N/A'}`);
// ---> END ADDED SECTION <---
if (timeDiff <= 0) return 0;
return valueDiff / timeDiff;
}
@@ -866,9 +876,37 @@ document.addEventListener('DOMContentLoaded', function() {
if (guest.status === 'running' && metrics && metrics.current) {
// Only process metrics history for running guests with current metrics
// console.log(`[dbg ${guest.vmid}] metrics.current:`, JSON.stringify(metrics.current)); // DEBUG: Keep commented for potential future use
// ---> ADDED: Log metrics.current values just before use <---
console.log(`[processGuest - ${guest.vmid}] Using metrics.current: diskread=${metrics.current.diskread}, diskwrite=${metrics.current.diskwrite}`);
// ---> END ADDED SECTION <---
if (!dashboardHistory[guest.vmid]) dashboardHistory[guest.vmid] = [];
const history = dashboardHistory[guest.vmid];
const currentDataPoint = { timestamp: Date.now(), ...metrics.current };
// ---> MODIFIED: Use explicit copy instead of spread <---
// const currentDataPoint = { timestamp: Date.now(), ...metrics.current };
const currentDataPoint = {
timestamp: Date.now(),
cpu: metrics.current.cpu,
mem: metrics.current.mem,
// mem_total: metrics.current.mem_total, // Optional, might not exist
disk: metrics.current.disk,
diskread: metrics.current.diskread, // Explicit copy
diskwrite: metrics.current.diskwrite, // Explicit copy
netin: metrics.current.netin,
netout: metrics.current.netout
// Add other necessary properties from metrics.current if needed for history
};
// ---> END MODIFICATION <---
// ---> ADDED: Log the created object's disk values <---
console.log(`[processGuest - ${guest.vmid}] Created currentDataPoint: diskread=${currentDataPoint.diskread}, diskwrite=${currentDataPoint.diskwrite}`);
// ---> END ADDED SECTION <---
// ---> REMOVED redundant metrics.current check and log <---
// if (metrics.current) {
// console.log(`[refreshDashboardData - ${guest.vmid}] Current metrics received: diskread=${metrics.current.diskread}, diskwrite=${metrics.current.diskwrite}`);
// }
// ---> END REMOVED SECTION <---
history.push(currentDataPoint);
if (history.length > AVERAGING_WINDOW_SIZE) history.shift();
@@ -1275,9 +1313,9 @@ document.addEventListener('DOMContentLoaded', function() {
// Only parse and update global storageData if response.ok
const fetchedData = await response.json();
// ---> MODIFIED: Only update global state on success <---
// ---> ADDED: Log successfully fetched data <---
console.log('[Storage Fetch] Successfully fetched and parsed data:', fetchedData);
// ---> END ADDED SECTION <---
// ---> REMOVED: Log successfully fetched data <---
// console.log('[Storage Fetch] Successfully fetched and parsed data:', fetchedData);
// ---> END REMOVED SECTION <---
storageData = fetchedData; // Update the global variable
// console.log('[Storage Fetch] Successfully updated storageData.'); // Optional debug log
// ---> END MODIFICATION <---