From 1e62a2b233458262c875dcf182309cc2425fe5a8 Mon Sep 17 00:00:00 2001
From: "j.laycock" <joseph.laycock@4sightimaging.com>
Date: Fri, 30 Aug 2019 16:55:33 +0100
Subject: [PATCH] Fix memory not being unmapped

---
 weed/storage/volume_read_write.go | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/weed/storage/volume_read_write.go b/weed/storage/volume_read_write.go
index 477bea285..2cb437730 100644
--- a/weed/storage/volume_read_write.go
+++ b/weed/storage/volume_read_write.go
@@ -49,10 +49,10 @@ func (v *Volume) Destroy() (err error) {
 		err = fmt.Errorf("volume %d is compacting", v.Id)
 		return
 	}
-	mem_map, exists := memory_map.FileMemoryMap[v.FileName()]
+	mem_map, exists := memory_map.FileMemoryMap[v.dataFile.Name()]
 	if exists {
 		mem_map.DeleteFileAndMemoryMap()
-		delete(memory_map.FileMemoryMap, v.FileName())
+		delete(memory_map.FileMemoryMap, v.dataFile.Name())
 	}
 
 	v.Close()