From 2f419f998e8480c8ab0c42203701957a5cb1f7c1 Mon Sep 17 00:00:00 2001
From: Susan Hinrichs <shinrich@ieee.org>
Date: Fri, 27 Jan 2017 22:28:00 +0000
Subject: [PATCH] Add diags log message when cache wraps.

---
 iocore/cache/CacheWrite.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/iocore/cache/CacheWrite.cc b/iocore/cache/CacheWrite.cc
index 5a4cbeef698..c352b138f08 100644
--- a/iocore/cache/CacheWrite.cc
+++ b/iocore/cache/CacheWrite.cc
@@ -926,6 +926,7 @@ Vol::agg_wrap()
   {
     Vol *vol = this;
     CACHE_INCREMENT_DYN_STAT(cache_directory_wrap_stat);
+    Note("Cache volume %d on disk '%s' wraps around", vol->cache_vol->vol_number, vol->hash_text.get());
   }
   periodic_scan();
 }