From e93883988f111a891cd772d918f4229eb9e438bd Mon Sep 17 00:00:00 2001 From: Brandon Williams Date: Thu, 16 Oct 2014 11:57:08 -0500 Subject: [PATCH] Update yaml comment about rpc_max_threads with HSHA Patch by Mike Adamson, reviewed by brandonwilliams for CASSANDRA-8116 --- conf/cassandra.yaml | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/conf/cassandra.yaml b/conf/cassandra.yaml index c8064d1e75..5eaffc247f 100644 --- a/conf/cassandra.yaml +++ b/conf/cassandra.yaml @@ -350,7 +350,8 @@ rpc_keepalive: true # hsha -> Stands for "half synchronous, half asynchronous." All thrift clients are handled # asynchronously using a small number of threads that does not vary with the amount # of thrift clients (and thus scales well to many clients). The rpc requests are still -# synchronous (one thread per active request). +# synchronous (one thread per active request). If hsha is selected then it is essential +# that rpc_max_threads is changed from the default value of unlimited. # # The default is sync because on Windows hsha is about 30% slower. On Linux, # sync/hsha performance is about the same, with hsha of course using less memory.