From c2535b0ebd9115ee0b05d4f3cef9928855c118cd Mon Sep 17 00:00:00 2001
From: Simon Cambier <simon.cambier@protonmail.com>
Date: Wed, 19 Oct 2022 22:09:55 +0200
Subject: [PATCH] Tweaked values for resources management

---
 src/search.ts   |  4 +---
 src/settings.ts | 12 +++++++++---
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/search.ts b/src/search.ts
index 92024c0..8bbd667 100644
--- a/src/search.ts
+++ b/src/search.ts
@@ -98,7 +98,7 @@ export async function initGlobalSearchIndex(): Promise<void> {
   }
 
   // Read and index all the files into the search engine
-  const queue = pLimit(10)
+  const queue = pLimit(settings.backgroundProcesses)
   const input = []
   for (const file of files) {
     if (cacheManager.getNoteFromMemCache(file.path)) {
@@ -136,7 +136,6 @@ export async function initGlobalSearchIndex(): Promise<void> {
 async function search(query: Query): Promise<SearchResult[]> {
   if (!query.segmentsToStr()) return []
 
-  console.time('Omnisearch - searching')
   let results = minisearchInstance.search(query.segmentsToStr(), {
     prefix: true,
     fuzzy: term => (term.length > 4 ? 0.2 : false),
@@ -149,7 +148,6 @@ async function search(query: Query): Promise<SearchResult[]> {
       headings3: settings.weightH3,
     },
   })
-  console.timeEnd('Omnisearch - searching')
   
   // Downrank files that are in Obsidian's excluded list
   if (settings.respectExcluded) {
diff --git a/src/settings.ts b/src/settings.ts
index b3cc485..93e8d1b 100644
--- a/src/settings.ts
+++ b/src/settings.ts
@@ -334,14 +334,20 @@ export class SettingsTab extends PluginSettingTab {
   }
 }
 
+// Determining the maximum concurrent processes/workers/promises for heavy work,
+// without hogging all the resources.
+const cpuCount = Platform.isMobileApp ? 1 : require('os').cpus().length
+let backgroundProcesses = Math.max(1, Math.floor(cpuCount * 0.75))
+if (backgroundProcesses == cpuCount) {
+  backgroundProcesses = 1
+}
+
 export const DEFAULT_SETTINGS: OmnisearchSettings = {
   respectExcluded: true,
   ignoreDiacritics: true,
   indexedFileTypes: [] as string[],
   PDFIndexing: false,
-  backgroundProcesses: Platform.isMobileApp
-    ? 1
-    : Math.max(1, Math.floor(require('os').cpus().length * 0.75)),
+  backgroundProcesses,
 
   showIndexingNotices: false,
   showShortName: false,