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Increase foreground refresh interval in DownloadsService to reduce CPU usage during updates

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This commit is contained in:
KennyG 2026-03-30 12:58:54 -04:00
parent a25ed92a33
commit 80d32461d8
1 changed files with 3 additions and 3 deletions
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6
ui/src/app/services/downloads.service.ts
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@ -37,7 +37,7 @@ export class DownloadsService {
configurationChanged = new Subject<Record<string, unknown>>(); configurationChanged = new Subject<Record<string, unknown>>();
updated = new Subject<void>(); updated = new Subject<void>();
private updateRefreshScheduled = false; private updateRefreshScheduled = false;
private readonly foregroundRefreshMs = 250; private readonly foregroundRefreshMs = 3000;
private readonly backgroundRefreshMs = 30000; private readonly backgroundRefreshMs = 30000;
configuration: Record<string, unknown> = {}; configuration: Record<string, unknown> = {};
@ -124,8 +124,8 @@ export class DownloadsService {
// Coalesce high-frequency download progress events into a capped refresh rate. // Coalesce high-frequency download progress events into a capped refresh rate.
// requestAnimationFrame (~60fps) is smooth but expensive remotely and on large queues. // requestAnimationFrame (~60fps) is smooth but expensive remotely and on large queues.
// We trade a little smoothness for much lower CPU: // We trade a little smoothness for much lower CPU:
// - foreground: ~4fps // - foreground: 1 per 3 seconds
// - background: 1/30 seconds // - background: 1 per 30 seconds
if (this.updateRefreshScheduled) { if (this.updateRefreshScheduled) {
return; return;
} }