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authorSverker Eriksson <[email protected]>2016-01-28 16:27:34 +0100
committerSverker Eriksson <[email protected]>2016-01-28 16:27:34 +0100
commit8be1fad4075eba013a811c6879e3a906f365d3d4 (patch)
tree300e8a413408f9cea0acfe41e76a4c66ef2d18fb /lib/mnesia/test/mnesia_cost.erl
parent042677624b1d7b3f4c99be4e1483180e7fe8b2c0 (diff)
parent632eb0ee2fbad692255ca2b1d0c3300fd0b6e492 (diff)
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Merge branch 'master' into sverk/hipe-line-table-bug/master/OTP-13282
Diffstat (limited to 'lib/mnesia/test/mnesia_cost.erl')
-rw-r--r--lib/mnesia/test/mnesia_cost.erl10
1 files changed, 3 insertions, 7 deletions
diff --git a/lib/mnesia/test/mnesia_cost.erl b/lib/mnesia/test/mnesia_cost.erl
index ff0108ced1..714dbaef27 100644
--- a/lib/mnesia/test/mnesia_cost.erl
+++ b/lib/mnesia/test/mnesia_cost.erl
@@ -108,11 +108,11 @@ run(What, OtherInfo, Ops, F) ->
run(t, What, OtherInfo, Ops, F).
run(How, What, OtherInfo, Ops, F) ->
- T1 = erlang:now(),
+ T1 = erlang:monotonic_time(),
statistics(runtime),
do_times(How, ?TIMES, F),
{_, RunTime} = statistics(runtime),
- T2 = erlang:now(),
+ T2 = erlang:monotonic_time(),
RealTime = subtr(T1, T2),
report(How, What, OtherInfo, Ops, RunTime, RealTime).
@@ -140,11 +140,7 @@ report(dirty, What, OtherInfo, Ops, RunTime, RealTime) ->
subtr(Before, After) ->
- E =(element(1,After)*1000000000000
- +element(2,After)*1000000+element(3,After)) -
- (element(1,Before)*1000000000000
- +element(2,Before)*1000000+element(3,Before)),
- E div 1000.
+ erlang:convert_time_unit(After-Before, native, milli_seconds).
do_times(t, I, F) ->
do_trans_times(I, F);