From e64c2f3c09dc8f5810e3c4f2e8e7117038f2eda9 Mon Sep 17 00:00:00 2001
From: "Lakshmipathi.G" <Lakshmipathi.G@giis.co.in>
Date: Mon, 15 Feb 2016 02:07:52 +0530
Subject: [PATCH] Verify disk space with lsof

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 8958ee1..69a91ea 100644
--- a/README.md
+++ b/README.md
@@ -312,6 +312,8 @@ Also use `rsync` instead of `scp`, so that after network interruption you resume
 
 - Use `dmesg` whenever something's acting really funny (it could be hardware or driver issues).
 
+- If you delete a file and it doesn't free up expected disk space as reported by `du`, check whether the file is in use by a process: 
+`lsof | grep deleted | grep "filename-of-my-big-file"`
 
 ## One-liners