From 735038b2c1b3c8402605603e70d3741d07d0d195 Mon Sep 17 00:00:00 2001
From: chrislu <chris.lu@gmail.com>
Date: Fri, 13 May 2022 13:46:52 -0700
Subject: [PATCH] backup do not need to use preallocation

fix https://github.com/chrislusf/seaweedfs/issues/3044
---
 weed/command/backup.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/weed/command/backup.go b/weed/command/backup.go
index ba1b0d287..c43b0d351 100644
--- a/weed/command/backup.go
+++ b/weed/command/backup.go
@@ -120,7 +120,7 @@ func runBackup(cmd *Command, args []string) bool {
 	}
 
 	if v.SuperBlock.CompactionRevision < uint16(stats.CompactRevision) {
-		if err = v.Compact2(30*1024*1024*1024, 0, nil); err != nil {
+		if err = v.Compact2(0, 0, nil); err != nil {
 			fmt.Printf("Compact Volume before synchronizing %v\n", err)
 			return true
 		}