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Aggregation: measureAggregations

Factor

allocated MiB

peak allocated MiB

time_s

cache=n

dps=1

iters=10

policies=100

*mean*	54.617-54.617=0.000
σ	0.350-0.351=-0.000
min	54.481-54.482=-0.000
max	55.613-55.614=-0.001

*mean*	415.000-417.000=-2.000
σ	0.000
min	415.000-417.000=-2.000
max	415.000-417.000=-2.000

*mean*	0.139-0.139=0.000
σ	0.005-0.004=0.001
min	0.135-0.135=0.000
max	0.150-0.148=0.002

cache=y

dps=1

iters=10

policies=100

*mean*	43.786-43.786=-0.000
σ	0.006-0.008=-0.001
min	43.778-43.771=0.007
max	43.799-43.800=-0.001

*mean*	415.000-417.000=-2.000
σ	0.000
min	415.000-417.000=-2.000
max	415.000-417.000=-2.000

*mean*	0.123-0.124=-0.001
σ	0.004-0.006=-0.002
min	0.120-0.120=0.000
max	0.130-0.138=-0.008

CSV - indexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

iterations=8

operation_display=column_set() on indexed

rows=200000

*mean*	36.617-36.617=0.000
σ	0.002-0.002=0.000
min	36.616-36.615=0.000
max	36.619-36.619=0.000

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	81.837-111.760=-29.923
σ	194.853-279.006=-84.153
min	12.717-12.756=-0.039
max	564.074-802.265=-238.191

iterations=8

operation_display=column_set() on indexed, repeat

rows=200000

*mean*	36.617-36.617=-0.000
σ	0.002-0.002=0.000
min	36.616-36.616=-0.000
max	36.620-36.620=-0.000

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	14.414-13.854=0.560
σ	4.755-3.028=1.727
min	11.889-12.113=-0.224
max	26.069-21.254=4.815

iterations=8

operation_display=table_records(), no indexes

rows=200000

*mean*	41.930-41.930=-0.001
σ	0.002-0.002=0.000
min	41.928-41.928=-0.000
max	41.932-41.932=-0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	15.285-15.062=0.223
σ	0.903-0.939=-0.036
min	13.440-13.085=0.355
max	16.313-15.783=0.529

iterations=8

operation_display=table_records(), no indexes, repeat

rows=200000

*mean*	41.929-41.929=-0.000
σ	0.002-0.002=-0.000
min	41.928-41.928=-0.000
max	41.932-41.932=-0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	13.561-13.449=0.111
σ	1.429-0.805=0.623
min	11.772-12.269=-0.497
max	15.325-14.481=0.844

iterations=8

operation_display=table_records(), repeat

rows=200000

*mean*	41.929-41.929=0.000
σ	0.002-0.002=-0.000
min	41.927-41.927=0.000
max	41.931-41.931=-0.000

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	13.819-13.139=0.681
σ	1.599-1.239=0.360
min	11.196-11.520=-0.324
max	15.526-14.634=0.892

iterations=8

operation_display=vertical_lookup_list() on indexed, after table_records()

rows=200000

*mean*	27.605-27.604=0.001
σ	0.003-0.002=0.001
min	27.603-27.603=0.000
max	27.611-27.607=0.004

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	8.902-9.132=-0.229
σ	0.254-0.373=-0.119
min	8.394-8.490=-0.096
max	9.212-9.533=-0.321

iterations=8

operation_display=vertical_lookup_list() on indexed, after table_records(), repeat

rows=200000

*mean*	26.400-26.400=-0.000
σ	0.002-0.002=-0.000
min	26.399
max	26.403-26.403=-0.000

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	6.872-6.998=-0.126
σ	0.271-0.527=-0.256
min	6.252-6.067=0.185
max	7.154-7.424=-0.270

iterations=8

operation_display=vertical_lookup_row_list() on 2 indexed

rows=200000

*mean*	25.666-25.666=0.000
σ	0.002-0.002=-0.000
min	25.664-25.664=0.000
max	25.669-25.668=0.000

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	6.397-6.171=0.226
σ	1.137-0.536=0.601
min	5.779-5.772=0.007
max	9.193-7.453=1.741

iterations=8

operation_display=vertical_lookup_row_list() on 2 indexed, repeat

rows=200000

*mean*	25.661-25.661=-0.000
σ	0.002-0.002=0.000
min	25.659
max	25.663-25.663=0.000

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	5.935-5.950=-0.015
σ	1.166-0.551=0.616
min	5.279-5.606=-0.327
max	8.804-7.270=1.535

iterations=8

operation_display=vertical_lookup_row_list() on 3 (1 unindexed)

rows=200000

*mean*	25.969-25.969=0.001
σ	0.002-0.002=-0.000
min	25.967-25.967=0.000
max	25.971-25.972=-0.001

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	5.971-6.063=-0.092
σ	1.049-0.594=0.456
min	5.246-5.494=-0.248
max	8.532-7.354=1.178

iterations=8

operation_display=vertical_lookup_row_list() on 3 (1 unindexed), repeat

rows=200000

*mean*	25.968-25.968=-0.000
σ	0.002-0.002=0.000
min	25.967-25.967=-0.000
max	25.971-25.971=0.000

*mean*	4281.875-4287.750=-5.875
σ	1977.280-1976.741=0.539
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	5.862-5.741=0.120
σ	1.047-0.587=0.461
min	5.180-5.209=-0.029
max	8.426-7.141=1.285

CSV - loading a lazy table

Factor

allocated MiB

peak allocated MiB

time (ms)

iterations=8

operation_display=load_product(), no indexes

rows=200000

*mean*	2524.596-2524.595=0.001
σ	0.002-0.002=-0.000
min	2524.594-2524.594=0.000
max	2524.597-2524.598=-0.001

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	1357.776-1437.480=-79.703
σ	456.670-638.389=-181.719
min	1054.112-1038.067=16.045
max	2221.274-2752.360=-531.086

iterations=8

operation_display=load_product(), with indexes

rows=200000

*mean*	8744.560-8744.561=-0.000
σ	0.040-0.040=-0.000
min	8744.545-8744.545=-0.000
max	8744.659-8744.661=-0.001

*mean*	3587.875-3594.000=-6.125
σ	1813.883-1811.122=2.761
min	1068.000-1077.000=-9.000
max	5813.000-5817.000=-4.000

*mean*	4990.605-4889.176=101.429
σ	1560.449-1498.618=61.831
min	3572.880-3542.357=30.524
max	7234.244-7131.699=102.545

CSV - unindexed operations

Factor

allocated MiB

peak allocated MiB

time (ms)

iterations=8

operation_display=column_set() on unindexed, dense

rows=200000

*mean*	62.077-62.077=0.000
σ	0.002-0.002=-0.000
min	62.076-62.076=0.000
max	62.080-62.080=-0.000

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	81.632-82.543=-0.911
σ	10.288-9.234=1.054
min	71.880-73.059=-1.179
max	100.976-96.763=4.213

iterations=8

operation_display=column_set() on unindexed, dense, repeat

rows=200000

*mean*	62.077-62.078=-0.001
σ	0.002-0.002=-0.000
min	62.076-62.076=-0.000
max	62.080-62.080=-0.000

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	82.171-82.788=-0.616
σ	9.738-9.499=0.239
min	73.671-72.963=0.708
max	100.299-98.310=1.990

iterations=8

operation_display=vertical_lookup_list() on unindexed missing Int

rows=200000

*mean*	40.944-40.945=-0.000
σ	0.001-0.002=-0.000
min	40.944-40.943=0.000
max	40.947-40.947=-0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	103.246-103.962=-0.716
σ	8.826-9.405=-0.579
min	85.227-86.280=-1.054
max	108.541-109.806=-1.265

iterations=8

operation_display=vertical_lookup_list() on unindexed missing Int, repeat

rows=200000

*mean*	40.946-40.945=0.001
σ	0.002-0.002=0.000
min	40.944-40.944=-0.000
max	40.947-40.947=-0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	103.079-103.877=-0.798
σ	8.825-9.545=-0.720
min	84.899-85.865=-0.966
max	108.365-109.722=-1.358

iterations=8

operation_display=vertical_lookup_list() on unindexed unique Int near end

rows=200000

*mean*	40.950-40.951=-0.001
σ	0.002-0.002=-0.001
min	40.949-40.948=0.000
max	40.953-40.954=-0.002

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	105.688-105.539=0.148
σ	8.645-9.444=-0.799
min	91.137-89.212=1.925
max	113.710-112.705=1.005

iterations=8

operation_display=vertical_lookup_list() on unindexed unique Int near end, repeat

rows=200000

*mean*	40.951-40.950=0.001
σ	0.002-0.002=0.000
min	40.949-40.949=0.000
max	40.953-40.953=-0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	103.118-104.019=-0.900
σ	8.833-9.496=-0.663
min	85.024-85.937=-0.913
max	108.210-109.544=-1.334

iterations=8

operation_display=vertical_lookup_row_list() on unindexed small unique Int

rows=200000

*mean*	66.687-66.687=0.000
σ	0.002-0.002=0.000
min	66.685
max	66.690-66.689=0.001

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	265.197-224.061=41.136
σ	302.707-186.749=115.958
min	133.429-134.676=-1.246
max	1013.735-685.231=328.505

iterations=8

operation_display=vertical_lookup_row_list() on unindexed small unique Int, repeat

rows=200000

*mean*	66.687-66.686=0.000
σ	0.002-0.002=0.000
min	66.685
max	66.690-66.689=0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	156.041-154.334=1.708
σ	14.583-16.736=-2.152
min	134.109-126.080=8.030
max	167.020-167.773=-0.753

CSV - warmup

Factor

allocated MiB

peak allocated MiB

time (ms)

iterations=8

operation_display=table_records()

rows=200000

*mean*	11656.833-11656.833=-0.000
σ	4.318-4.318=-0.000
min	11655.305
max	11667.520-11667.520=-0.001

*mean*	4165.125-4170.625=-5.500
σ	1900.024-1899.434=0.590
min	1547.000-1552.000=-5.000
max	7207.000-7216.000=-9.000

*mean*	6887.658-7053.120=-165.462
σ	1129.345-1089.389=39.956
min	4964.049-4886.976=77.074
max	7991.354-8257.237=-265.884

iterations=8

operation_display=vertical_lookup_list() on indexed

rows=200000

*mean*	11560.066-11560.066=0.000
σ	0.002-0.002=-0.000
min	11560.065-11560.064=0.001
max	11560.068-11560.068=0.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	5903.518-5576.682=326.836
σ	1547.152-1320.123=227.029
min	4458.178-4395.644=62.534
max	7869.732-7801.108=68.625

CSV internal benchmark: pointedIndexFromKvs

Factor

allocated MiB

peak allocated MiB

time (ms)

iterations=8

operation_display=pointedIndexFromKvs

rows=200000

*mean*	172.660-172.658=0.002
σ	0.018-0.012=0.006
min	172.633-172.638=-0.005
max	172.681-172.671=0.010

*mean*	486.125-489.500=-3.375
σ	0.354-0.926=-0.572
min	486.000-489.000=-3.000
max	487.000-491.000=-4.000

*mean*	378.599-375.432=3.167
σ	32.632-42.659=-10.026
min	327.347-311.767=15.580
max	416.220-412.793=3.428

iterations=8

operation_display=pointedIndexFromKvs

rows=400000

*mean*	357.478-357.470=0.008
σ	0.137-0.155=-0.018
min	357.321
max	357.627-357.669=-0.042

*mean*	564.000-566.000=-2.000
σ	0.000
min	564.000-566.000=-2.000
max	564.000-566.000=-2.000

*mean*	721.576-771.907=-50.331
σ	91.796-59.460=32.336
min	566.019-658.785=-92.766
max	846.477-859.563=-13.085

Marine Hull: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

datapoints=1

iterations=20

*mean*	1008.082-1008.082=0.000
σ	0.761-0.761=0.000
min	1007.609-1007.607=0.002
max	1011.229-1011.230=-0.001

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	1.532-1.493=0.039
σ	0.142-0.111=0.030
min	1.355-1.397=-0.042
max	1.965-1.827=0.137

Parser: Comma Sep

Factor

allocated MiB

peak allocated MiB

time (ms)

name=ambiguous_item.art

*mean*	0.883-0.884=-0.001
σ	0.002-0.003=-0.001
min	0.881
max	0.886-0.887=-0.002

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.310-0.338=-0.028
σ	0.117-0.106=0.011
min	0.248-0.256=-0.008
max	0.519-0.506=0.012

name=error_case.art

*mean*	2.333
σ	0.003
min	2.332
max	2.337

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.653-0.844=-0.191
σ	0.075-0.019=0.056
min	0.593-0.814=-0.221
max	0.781-0.867=-0.086

name=heavy_item.art

*mean*	1.521
σ	0.002
min	1.520
max	1.524

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.483-0.536=-0.054
σ	0.060-0.045=0.015
min	0.391-0.491=-0.100
max	0.531-0.609=-0.078

name=nested_use.art

*mean*	2.355
σ	0.002
min	2.355
max	2.358

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.854-0.842=0.012
σ	0.044-0.035=0.009
min	0.823-0.815=0.008
max	0.930-0.901=0.029

Parser: Real World

Factor

allocated MiB

peak allocated MiB

time (sec)

name=aon_gpf25_7k_loc.art

*mean*	963.551-963.550=0.001
σ	0.022-0.024=-0.002
min	963.535-963.527=0.008
max	963.588-963.588=-0.001

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.790-0.801=-0.011
σ	0.047-0.043=0.004
min	0.720-0.756=-0.036
max	0.842-0.845=-0.004

name=cdr_enhanced_4k_loc.art

*mean*	884.854-884.854=-0.000
σ	0.007-0.009=-0.002
min	884.847
max	884.863-884.867=-0.003

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.743-0.589=0.155
σ	0.003-0.069=-0.065
min	0.738-0.513=0.225
max	0.746-0.646=0.100

Parser: Record Parsing

Factor

allocated MiB

peak allocated MiB

time (ms)

name=record_render_large_success.art

*mean*	7.706-7.706=0.000
σ	0.002-0.002=0.000
min	7.705
max	7.710-7.709=0.001

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	4.306-3.578=0.727
σ	0.105-0.142=-0.036
min	4.158-3.448=0.710
max	4.664-4.714=-0.050

name=record_render_large_syntax_err.art

*mean*	7.655
σ	0.002
min	7.654
max	7.658

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	4.315-3.528=0.787
σ	0.072-0.080=-0.009
min	4.171-3.305=0.867
max	4.577-3.752=0.825

name=record_render_success.art

*mean*	2.288-2.288=-0.000
σ	0.002-0.002=0.000
min	2.287
max	2.291

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.746-0.546=0.200
σ	0.027-0.017=0.010
min	0.708-0.519=0.189
max	0.869-0.678=0.191

name=record_render_syntax_err.art

*mean*	2.163
σ	0.002
min	2.163
max	2.166

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.724-0.518=0.206
σ	0.015-0.010=0.005
min	0.692-0.494=0.198
max	0.806-0.550=0.256

SoV import

Factor

allocated MiB

peak allocated MiB

time_s

iters=10

rows=1000

*mean*	297.630-297.426=0.204
σ	0.220-0.197=0.023
min	297.456-297.254=0.203
max	298.205-297.966=0.238

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.536-0.531=0.005
σ	0.042-0.037=0.005
min	0.494-0.493=0.001
max	0.607-0.596=0.012

Workflow: transactPolicy

Factor

allocated MiB

peak allocated MiB

time

iters=5

new-facts=1

prior-facts=1

*mean*	289.722-289.730=-0.008
σ	0.050-0.031=0.019
min	289.644-289.680=-0.036
max	289.776-289.766=0.010

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.396-0.389=0.007
σ	0.001-0.002=-0.001
min	0.395-0.387=0.009
max	0.397-0.391=0.006

iters=5

new-facts=1

prior-facts=6402

*mean*	1299.652-1299.637=0.015
σ	0.112-0.099=0.013
min	1299.515-1299.513=0.002
max	1299.767-1299.773=-0.006

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	1.860-1.931=-0.071
σ	0.072-0.062=0.010
min	1.801-1.828=-0.027
max	1.955-1.973=-0.017

iters=5

new-facts=6402

prior-facts=1

*mean*	1542.622-1542.626=-0.004
σ	4.023-4.064=-0.041
min	1540.577-1540.595=-0.018
max	1549.809-1549.886=-0.076

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	2.237-2.378=-0.141
σ	0.100-0.282=-0.182
min	2.096-2.067=0.030
max	2.338-2.734=-0.396

iters=5

new-facts=6402

prior-facts=6402

*mean*	1861.614-1861.602=0.012
σ	0.068-0.065=0.003
min	1861.526-1861.511=0.014
max	1861.689-1861.677=0.012

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	2.915-2.874=0.041
σ	0.087-0.143=-0.055
min	2.844-2.692=0.152
max	3.027-3.031=-0.004

newProductH/cdr_auton/broker

Factor

time_s

iterations=5

*mean*	1.480-1.516=-0.036
σ	0.333-0.272=0.061
min	1.026-1.133=-0.107
max	1.812-1.719=0.093

policy addition benchmark

Factor

allocated MiB

db queries

peak allocated MiB

time

policies=2

*mean*	446.149-446.150=-0.001
σ	577.063-577.066=-0.003
min	157.616-157.616=-0.000
max	1311.743-1311.749=-0.006

*mean*	96.250
σ	8.500
min	92.000
max	109.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	0.573-0.553=0.020
σ	0.603-0.578=0.025
min	0.270-0.260=0.009
max	1.476-1.420=0.057

policies=20

*mean*	1576.429-1576.420=0.009
σ	0.357-0.352=0.005
min	1576.184-1576.181=0.003
max	1576.958-1576.942=0.016

*mean*	920.000
σ	0.000
min	920.000
max	920.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	2.641-2.635=0.006
σ	0.025-0.028=-0.003
min	2.616-2.603=0.013
max	2.665-2.666=-0.001

policies=200

*mean*	15772.205-15772.315=-0.109
σ	0.162-0.097=0.065
min	15772.037-15772.236=-0.199
max	15772.426-15772.455=-0.029

*mean*	9200.000
σ	0.000
min	9200.000
max	9200.000

*mean*	7207.000-7216.000=-9.000
σ	0.000
min	7207.000-7216.000=-9.000
max	7207.000-7216.000=-9.000

*mean*	26.513-26.547=-0.034
σ	0.135-0.128=0.008
min	26.332-26.399=-0.067
max	26.659-26.707=-0.048