Add an example of distributed testing

Author: sargun

examples/riakc_pb_distributed.config

@@ -0,0 +1,42 @@
+{mode, max}.
+
+{duration, 10}.
+{report_interval,1}.
+
+{concurrent, 50}.
+
+{driver, basho_bench_driver_riakc_pb}.
+
+{key_generator, {int_to_bin_bigendian, {uniform_int, 10000}}}.
+
+{value_generator, {fixed_bin, 10000}}.
+
+{riakc_pb_ips, [{127,0,0,1}]}.
+
+{riakc_pb_replies, 1}.
+
+%%% {operations, [{get, 1}]}.
+{operations, [{get, 1}, {update, 1}]}.
+
+%% Use {auto_reconnect, false} to get "old" behavior (prior to April 2013).
+%% See deps/riakc/src/riakc_pb_socket.erl for all valid socket options.
+{pb_connect_options, [{auto_reconnect, true}]}.
+
+%% Overrides for the PB client's default 60 second timeout, on a
+%% per-type-of-operation basis.  All timeout units are specified in
+%% milliseconds.  The pb_timeout_general config item provides a
+%% default timeout if the read/write/listkeys/mapreduce timeout is not
+%% specified.
+
+{pb_timeout_general, 30000}.
+{pb_timeout_read, 5000}.
+{pb_timeout_write, 5000}.
+{pb_timeout_listkeys, 50000}.
+%% The general timeout will be used because this specific item is commented:
+%% {pb_timeout_mapreduce, 50000}.
+
+
+%% Remote_nodes must be in the format of [{fqdn, nodename}]
+%% basho_bench / distributed Erlang use longnames
+{remote_nodes, [{'3c075477e55e-2.local', 'bb25'}]}.
+{distribute_work, true}.