Clean up the null driver and example configs

Author: slfritchie

examples/null_err_test.config

@@ -1,17 +1,17 @@
 {mode, max}.
 
-{duration, infinity}.
+{duration, 1}.
+{report_interval, 1}.
 
-{concurrent, 1}.
+{concurrent, 8}.
 
 {driver, basho_bench_driver_null}.
 
-{key_generator, {int_to_bin, {sequential_int, 5000}}}.
-%% To permit the sequential_int and partitioned_sequential_int
-%% key generators to be able to resume where they left off after a
-%% crash (of the client or of the server), uncomment the
-%% sequential_int_state_dir and edit path accordingly.
-%% {sequential_int_state_dir, "/full/path/to/state/dir"}.
+{key_generator, {sequential_int, 5000000}}.
+{disable_sequential_int_progress_report, true}.
 {value_generator, {fixed_bin, 10248}}.
 
-{operations, [{put, 1}, {an_error, 1}, {another_error, 2}]}.
+%% Our ops: 70% of 'absolutely_nothing'
+%%          10% of 'an_error'
+%%          20% of 'do_something_else'
+{operations, [{do_something, 7}, {an_error, 1}, {another_error, 2}]}.

examples/null_test.config

@@ -1,18 +1,19 @@
 {mode, max}.
 
 {duration, 5}.
+{report_interval, 1}.
 
-{concurrent, 1}.
+{concurrent, 8}.
 
 {driver, basho_bench_driver_null}.
 
-{key_generator, {int_to_bin, {sequential_int, 5000000}}}.
-%% To permit the sequential_int and partitioned_sequential_int
-%% key generators to be able to resume where they left off after a
-%% crash (of the client or of the server), uncomment the
-%% sequential_int_state_dir and edit path accordingly.
-%% {sequential_int_state_dir, "/full/path/to/state/dir"}.
-
+{key_generator, {sequential_int, 5000000}}.
+{disable_sequential_int_progress_report, true}.
 {value_generator, {fixed_bin, 10248}}.
 
-{operations, [{put, 1}]}.
+%% Our ops: 75% of 'absolutely_nothing'
+%%          15% of 'do_something'
+%%          10% of 'do_something_else'
+{operations, [{absolutely_nothing, 15},
+              {do_something, 3},
+              {do_something_else, 2}]}.

src/basho_bench_driver_null.erl

@@ -33,15 +33,14 @@
 new(_Id) ->
     {ok, undefined}.
 
-run(get, KeyGen, _ValueGen, State) ->
-    _Key = KeyGen(),
+run(absolutely_nothing, _KeyGen, _ValueGen, State) ->
     {ok, State};
-run(put, KeyGen, ValueGen, State) ->
+run(do_something, KeyGen, _ValueGen, State) ->
     _Key = KeyGen(),
-    ValueGen(),
     {ok, State};
-run(delete, KeyGen, _ValueGen, State) ->
+run(do_something_else, KeyGen, ValueGen, State) ->
     _Key = KeyGen(),
+    ValueGen(),
     {ok, State};
 run(an_error, KeyGen, _ValueGen, State) ->
     _Key = KeyGen(),