From 7a7350be42e32c7364e76ab0ae81575939dc7a96 Mon Sep 17 00:00:00 2001
From: Gregory Burd <greg@basho.com>
Date: Mon, 11 Mar 2013 20:34:21 -0400
Subject: [PATCH] Set session max based on ring size.

---
 src/riak_kv_wiredtiger_backend.erl | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/riak_kv_wiredtiger_backend.erl b/src/riak_kv_wiredtiger_backend.erl
index fdeef8a..48e8d09 100644
--- a/src/riak_kv_wiredtiger_backend.erl
+++ b/src/riak_kv_wiredtiger_backend.erl
@@ -100,6 +100,11 @@ start(Partition, Config) ->
 	    case AppStarted of
 		ok ->
 		    CacheSize = size_cache(64, Config),
+		    SessionMax =
+			case app_helper:get_env(riak_core, ring_creation_size) of
+			    undefined -> 1024;
+			    RingSize -> RingSize
+			end,
 		    WTConfig =
 			case proplists:lookup(wt, Config) of
 			    none ->
@@ -117,7 +122,7 @@ start(Partition, Config) ->
 			[{create, true},
 			 {logging, true},
 			 {transactional, true},
-			 {session_max, 128},
+			 {session_max, SessionMax},
 			 {shared_cache, [{chunk, "64MB"},
 					 {min, "1GB"},
 					 {name, "wt-cache"},