From bbb0c68fb0ef682a086f80c4636575e14d2e724a Mon Sep 17 00:00:00 2001
From: GoEdgeLab <goedgecloud@gmail.com>
Date: Fri, 15 Sep 2023 14:46:31 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BC=98=E5=8C=96=E5=8D=95=E6=AC=A1=E6=B8=85?=
 =?UTF-8?q?=E7=90=86LFU=E7=BC=93=E5=AD=98=E6=95=B0=E9=87=8F=E9=80=BB?=
 =?UTF-8?q?=E8=BE=91?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 internal/caches/storage_file.go | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/internal/caches/storage_file.go b/internal/caches/storage_file.go
index bee6599..5c48843 100644
--- a/internal/caches/storage_file.go
+++ b/internal/caches/storage_file.go
@@ -1072,7 +1072,15 @@ func (this *FileStorage) purgeLoop() {
 
 	// 磁盘空间不足时，清除老旧的缓存
 	if startLFU {
+		var maxCount = 2000
 		var maxLoops = 5
+
+		if fsutils.DiskIsFast() {
+			maxCount = 5000
+		} else if fsutils.DiskIsExtremelyFast() {
+			maxCount = 10000
+		}
+
 		for {
 			maxLoops--
 			if maxLoops <= 0 {
@@ -1091,8 +1099,8 @@ func (this *FileStorage) purgeLoop() {
 			}
 
 			// 限制单次清理的条数，防止占用太多系统资源
-			if count > 2000 {
-				count = 2000
+			if count > maxCount {
+				count = maxCount
 			}
 
 			remotelogs.Println("CACHE", "LFU purge policy '"+this.policy.Name+"' id: "+types.String(this.policy.Id)+", count: "+types.String(count))