From ac14bbdf4119deca5a51b0dc1893df02774b963b Mon Sep 17 00:00:00 2001
From: Martin Sumner <martin.sumner@adaptip.co.uk>
Date: Sat, 23 Jun 2018 13:18:32 +0100
Subject: [PATCH] Add log to penciller

---
 src/leveled_penciller.erl | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/leveled_penciller.erl b/src/leveled_penciller.erl
index d26bf62..d503cbd 100644
--- a/src/leveled_penciller.erl
+++ b/src/leveled_penciller.erl
@@ -1235,6 +1235,9 @@ plain_fetch_mem(Key, Hash, Manifest, L0Cache, L0Index) ->
 fetch_mem(Key, Hash, Manifest, L0Cache, L0Index) ->
     PosList = leveled_pmem:check_index(Hash, L0Index),
     L0Check = leveled_pmem:check_levelzero(Key, Hash, PosList, L0Cache),
+    io:format(user, 
+                "fetch mem for Key ~w PosList ~w L0Check ~w~n", 
+                [Key, PosList, L0Check]),
     case L0Check of
         {false, not_found} ->
             fetch(Key, Hash, Manifest, 0, fun timed_sst_get/4);