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-rw-r--r--lib/mnesia/test/mnesia_tpcb.erl71
1 files changed, 52 insertions, 19 deletions
diff --git a/lib/mnesia/test/mnesia_tpcb.erl b/lib/mnesia/test/mnesia_tpcb.erl
index 3f936591b0..c6eda1c448 100644
--- a/lib/mnesia/test/mnesia_tpcb.erl
+++ b/lib/mnesia/test/mnesia_tpcb.erl
@@ -1,7 +1,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 1996-2010. All Rights Reserved.
+%% Copyright Ericsson AB 1996-2013. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
@@ -100,9 +100,13 @@
replica_test/1,
sticky_replica_test/1,
remote_test/1,
- remote_frag2_test/1
+ remote_frag2_test/1,
+
+ conflict_benchmark/1
]).
+-include_lib("common_test/include/ct_event.hrl").
+
-define(SECOND, 1000000).
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
@@ -160,7 +164,7 @@
-record(history,
{
history_id = {0, 0}, % {DriverId, DriverLocalHistoryid}
- time_stamp = now(), % Time point during active transaction
+ time_stamp = erlang:system_time(), % Time point during active transaction
branch_id = 0, % Branch associated with teller
teller_id = 0, % Teller invlolved in transaction
account_id = 0, % Account updated by transaction
@@ -192,8 +196,10 @@
driver_nodes = [node()],
n_drivers_per_node = 1,
use_running_mnesia = false,
+ seed,
stop_after = timer:minutes(15), % Minimum 15 min
report_interval = timer:minutes(1),
+ send_bench_report = false,
use_sticky_locks = false,
spawn_near_branch = false,
activity_type = transaction,
@@ -398,8 +404,29 @@ config(remote_frag2_test, ReplicaType) ->
{stop_after, timer:minutes(1)},
{report_interval, timer:seconds(10)},
{reuse_history_id, true}
+ ];
+
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% Ten drivers per node, tables replicated to all nodes, single branch
+
+config(conflict_benchmark, ReplicaType) ->
+ Remote = nodes(),
+ Local = node(),
+ Nodes = [Local | Remote],
+ [{db_nodes, Nodes},
+ {driver_nodes, Nodes},
+ {replica_nodes, Nodes},
+ {n_drivers_per_node, 10},
+ {n_branches, 1},
+ {n_accounts_per_branch, 10},
+ {replica_type, ReplicaType},
+ {stop_after, timer:minutes(1)},
+ {report_interval, timer:seconds(10)},
+ {send_bench_report, true},
+ {reuse_history_id, true}
].
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
start(What, ReplicaType) ->
@@ -423,6 +450,9 @@ remote_test(ReplicaType) ->
remote_frag2_test(ReplicaType) ->
start(remote_frag2_test, ReplicaType).
+conflict_benchmark(ReplicaType) ->
+ start(config(conflict_benchmark, ReplicaType)).
+
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Args is a list of {Key, Val} tuples where Key is a field name
%% in either the record tab_config or run_config. Unknown keys are ignored.
@@ -727,7 +757,7 @@ reporter_init(Starter, RC) ->
replica_type = Type
},
Drivers = start_drivers(RC, TC),
- Now = now_to_micros(erlang:now()),
+ Now = erlang:monotonic_time(),
State = #reporter_state{driver_pids = Drivers,
run_config = RC,
starter_pid = Starter,
@@ -865,8 +895,9 @@ add_time(Acc, New) ->
-define(AVOID_DIV_ZERO(_What_), try (_What_) catch _:_ -> 0 end).
show_report(State) ->
- Now = now_to_micros(erlang:now()),
+ Now = erlang:timestamp(),
Iters = State#reporter_state.n_iters,
+ Cfg = State#reporter_state.run_config,
Time = State#reporter_state.curr,
Max = Time#time.max_time,
N = Time#time.n_trans,
@@ -889,6 +920,16 @@ show_report(State) ->
"duration of longest transaction was ~p milliseconds~n",
[Tps, BruttoTps, Max div 1000])
end,
+ case Cfg#run_config.send_bench_report of
+ true ->
+ ct_event:notify(
+ #event{name = benchmark_data,
+ data = [{suite,"mnesia_tpcb"},
+ {value,Tps}]});
+ _ ->
+ ok
+ end,
+
State#reporter_state{prev_tps = Tps, prev_micros = Now}.
signed_diff(Iters, Curr, Prev) ->
@@ -899,11 +940,6 @@ signed_diff(Iters, Curr, Prev) ->
sign(N) when N > 0 -> {"+", N};
sign(N) -> {"", N}.
-
-now_to_micros({Mega, Secs, Micros}) ->
- DT = calendar:now_to_datetime({Mega, Secs, 0}),
- S = calendar:datetime_to_gregorian_seconds(DT),
- (S * ?SECOND) + Micros.
start_drivers(RC, TC) ->
LastHistoryId = table_info(history, size),
@@ -956,7 +992,11 @@ alloc_local_branches([], Specs, OrphanBranches) ->
{Specs, OrphanBranches}.
driver_init(DS, AllBranches) ->
- Seed = erlang:now(),
+ Seed = case (DS#driver_state.run_config)#run_config.seed of
+ undefined -> rand:seed(exsplus);
+ ExpSeed -> rand:seed(ExpSeed)
+ end,
+
DS2 =
if
DS#driver_state.n_local_branches =:= 0 ->
@@ -1010,14 +1050,7 @@ calc_trans(DS) ->
%% Generate teller_id, account_id and delta
%% Time the TPC-B transaction
time_trans(DS) ->
- OldSeed = get(random_seed), % Avoid interference with Mnesia
- put(random_seed, DS#driver_state.seed),
- Random = random:uniform(),
- NewSeed = get(random_seed),
- case OldSeed of
- undefined -> erase(random_seed);
- _ -> put(random_seed, OldSeed)
- end,
+ {Random, NewSeed} = rand:uniform_s(DS#driver_state.seed),
TC = DS#driver_state.tab_config,
RC = DS#driver_state.run_config,