try to find the best setup for postgres over the dm-cache-bcache-btrfs-zfs field

Compare your own system(s) to this result file with the Phoronix Test Suite by running the command: phoronix-test-suite benchmark 1706295-ASVA-170624683

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pgall_1, "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Heavy Contention - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",342.22737,397.898662,444.630476,522.232793,446.610009,420.02226 "bcache io_default btrfs defaults",421.858751,335.051375,454.147628,375.562928,378.719451,384.639307 "lvm io_default btrfs compress=lzo",445.713115,550.175492,566.063821,515.615963,613.795355,634.067123 "bcache io_default btrfs compress=lzo",445.70852,411.871682,442.394461,466.684743,414.372899,438.780531 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",752.880074,821.00646,820.49186,860.721668,947.322705,931.087783 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",911.049844,898.456324,898.077441 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",739.149383,1028.134822,878.920131,1052.502108,923.487418,764.195701 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",779.140854,812.420032,805.02835 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",812.726899,1120.263199,892.372648,1019.611498,822.067162,773.293538 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",857.231415,912.431781,893.685253 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",776.678478,1012.999512,941.64051,868.59872,897.277247,1105.664512 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",793.112365,829.593945,775.445247 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",1032.380236,1074.341866,1099.218543 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",824.528219,726.363326,868.301557,988.138815,930.71687,883.424445 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",146.507882,192.834439,197.27936,190.029916,203.334275,210.352298 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",59.472889,55.196174,164.741746,151.073539,143.601582,131.958555 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",199.559265,246.942745,209.321842,222.42118,241.559322,230.208078 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",132.385208,55.998246,126.99706,88.984199,92.188244,105.132002 "lvm io_default ext4 defaults",299.642274,231.459708,261.81453,276.709783,231.560463,332.122919 "bcache io_default ext4 defaults",494.799181,646.642493,727.683841,351.768737,135.67105,1551.449152 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",5611.645888,5044.343644,5503.791965,5819.261308,5638.581005,5858.239505 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",3755.814772,3727.735334,3585.309806 "2017-06-28 19:59",701.448061,614.735133,631.115954,638.980555,657.444241,698.448833 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Heavy Contention - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",1141.304654,1049.309584,1058.535351,942.562312,979.342643,855.20899 "bcache io_default btrfs defaults",576.068771,590.594682,224.174939,222.287928,222.336887,210.065368 "lvm io_default btrfs compress=lzo",2493.658245,1750.072907,1588.600102,1667.264585,1612.318983,1661.640438 "bcache io_default btrfs compress=lzo",966.319523,1027.678715,873.424095,902.627863,851.152421,800.697118 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",2786.662747,2106.291785,2046.758877,1947.418117,1803.444473,2078.778483 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",1171.762168,1023.972689,1186.354423,1266.830236,1066.252577,1133.212489 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",2941.02052,2127.558148,2046.569442,1849.079401,2102.449305,2167.250732 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",1192.077494,1250.415888,1114.906438,1262.409242,1075.397201,1079.120574 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",1778.527017,1740.671368,1740.108009 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",1862.151738,1331.197612,1012.145745,1477.746877,1002.380251,1172.998196 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",2942.862256,2317.700784,2289.685951,2227.68164,2141.444618,1985.282122 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1552.355499,1439.200724,1360.339745,1222.059605,1124.365889,1387.112141 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",1826.135316,1940.319931,1875.548311 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",307.5383,743.409376,798.140877,886.8152,693.694152,742.493315 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",865.505333,590.176305,681.475826,606.854186,570.281831,684.903824 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",775.90868,318.316561,292.601513,319.190756,370.872265,313.76799 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",1050.925537,921.943507,776.322712,835.128945,881.315137,825.586069 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",290.64461,190.882673,194.813641,190.887012,201.919713,197.589217 "lvm io_default ext4 defaults",315.486297,331.239865,317.302185 "bcache io_default ext4 defaults",824.490466,740.056362,877.46552,853.175053,604.027343,497.419668 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",623.078349,2124.266877,817.349584,985.824628,866.128087,716.689837 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",1266.874895,1748.796406,1595.92447,1229.334916,1620.359897,1520.214598 "2017-06-28 19:59",961.585398,898.51219,926.221618 "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Heavy Contention - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",58973.168726,58104.228881,63677.943152,64217.036283,60792.931079,61512.164626 "bcache io_default btrfs defaults",56058.546002,60371.695693,56019.292252,59733.686638,64806.244729,60512.484735 "lvm io_default btrfs compress=lzo",55668.415381,65579.09615,63831.833939,66082.160424,54253.232589,62987.051703 "bcache io_default btrfs compress=lzo",68125.988325,70497.011341,63766.184205,63878.702575,64684.201241,62397.476238 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",59263.174567,66515.38263,54133.699142,62749.616639,64790.396841,77864.596246 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",56658.513775,59604.740558,63923.361598,59665.101425,77050.294123,60900.426413 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",61724.523197,54060.111487,69075.705119,63059.748356,64159.653077,63241.416105 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",64791.538198,64340.093115,64184.293028 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",64969.276238,60035.123721,54789.742662,65276.254009,61180.526098,56321.944536 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",63335.736213,56363.988322,56390.240014,59297.894132,55506.963473,69473.349594 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",66656.651786,52932.026926,62156.600222,59722.193545,68803.23284,64895.7167 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",65055.179936,61967.563732,62648.475644 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",66868.576297,58000.580563,60017.588638,59031.359708,64579.844509,56626.924133 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",70764.488078,59376.889888,69710.650649,57992.855131,63875.541128,66032.590983 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",54506.510653,65386.829059,67012.797129,57251.288756,57015.557069,60405.895974 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",63630.877608,61986.018864,54890.433584,62171.778858,63493.354248,61955.20488 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",63772.176481,62864.488275,61044.407285 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",59673.094019,63461.270894,61151.865046 "lvm io_default ext4 defaults",58652.606075,62282.950936,55724.991437,66723.220208,56142.361672,55687.6023 "bcache io_default ext4 defaults",70703.305426,63425.105679,59974.781484,54759.929932,58475.332768,55710.603019 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",62917.671321,62431.575166,52756.70914,57650.884154,60815.832436,59910.793051 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",58778.490184,58893.832785,76403.482334,58398.445079,56684.358275,61826.377497 "2017-06-28 19:59",85828.25677,85778.924626,86913.469406 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Heavy Contention - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",55089.350553,60178.190191,56827.363069,65714.006476,59806.353212,56884.632635 "bcache io_default btrfs defaults",57122.100661,58605.94644,1088.77791,57569.327834,56708.600946,38178.461423 "lvm io_default btrfs compress=lzo",57124.688796,57981.154546,56072.976267 "bcache io_default btrfs compress=lzo",58450.330748,57778.009074,57251.292591 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",44868.959406,57440.580056,57114.889509,59704.300032,57548.034378,57496.005645 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",61245.995301,58336.551817,59076.761235 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",55240.004403,40128.468844,56249.967246,56515.249761,58451.201626,51879.196075 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",59105.737037,58875.098899,58203.030984 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",45729.898364,56258.696659,59652.435328,56291.474904,58780.28729,56444.143215 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",58023.509936,58366.148755,58045.154229 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",58073.858371,58187.46253,60131.821666 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",56524.009826,58772.386832,57645.763108 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",40309.133845,58084.619787,56672.535819,56664.534138,39406.820991,59390.606511 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",38355.784303,39087.267463,58081.002009,1281.994934,977.198595,1016.763088 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",56204.491348,58592.315938,58928.697069 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",54944.517436,59385.418395,58452.85815,59208.835037,57501.184577 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",57649.65603,59713.68892,57962.649536 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",880.750649,47069.27128,1278.291749,1313.930441,980.719845,39554.177307 "lvm io_default ext4 defaults",59654.578384,57889.145544,56776.851662 "bcache io_default ext4 defaults",57551.824407,58475.957633,59053.788696 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",58940.260278,59027.103375,63895.418559,57973.298434,59373.230352,58858.58751 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",58292.947144,59500.116945,57901.815705 "2017-06-28 19:59",85378.759819,80422.497839,86796.97011,88707.896393,84684.556112,82327.399283 "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Single Thread - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",78.478619,95.014742,125.383647,136.86608,162.815787,153.33418 "bcache io_default btrfs defaults",102.930012,109.032029,124.205441,134.691248,139.315706,150.859043 "lvm io_default btrfs compress=lzo",133.182187,146.671296,159.864439,199.485617,179.064861,212.132882 "bcache io_default btrfs compress=lzo",142.781782,141.246754,147.489102 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",242.882637,285.632548,280.930955,277.465164,380.750305,262.778253 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",300.878153,292.58424,274.086147,296.201812,288.595955,260.935547 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",243.047918,257.366379,348.633746,258.549905,300.918773,322.024362 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",295.533599,263.752418,271.764411,271.613276,274.013758,242.613213 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",229.782713,266.737268,261.166083,322.831022,258.671622,331.407109 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",288.933348,300.530335,275.201472,295.200546,286.816887 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",267.126098,317.813165,392.933117,270.367234,354.909519,266.833996 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",274.762209,268.203663,267.360212 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",328.064179,364.799276,350.310511,438.605702,358.885959,362.590817 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",272.353627,215.100566,316.716765,294.616329,288.970848,327.741865 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",38.299011,71.915237,70.589961,73.599558,71.283735,69.272449 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",21.1309,20.224967,24.016213,19.692289,51.845915,43.200641 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",78.080578,66.86577,78.77883,74.65339,83.035503,84.953687 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",34.813191,32.707377,30.646339,30.361548,34.633064,33.522187 "lvm io_default ext4 defaults",153.550384,138.951779,84.174299,111.034531,83.969911,165.375896 "bcache io_default ext4 defaults",318.28193,306.61538,213.583465,280.470575,346.004956,349.43709 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",2149.941606,2299.568632,2080.802315,2295.919992,2322.873035,2363.919501 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",2118.192999,2177.578287,2186.310772 "2017-06-28 19:59",26.698327,32.96765,35.162775,35.333428,35.116939,32.733501 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Heavy Contention - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",603.47124,688.254314,690.070344,743.445941,686.53624,681.354883 "bcache io_default btrfs defaults",186.556981,208.648041,211.14478,196.186127,184.954476,185.440368 "lvm io_default btrfs compress=lzo",1080.502873,1174.690218,1131.931726,1032.470098,1084.074443,990.803221 "bcache io_default btrfs compress=lzo",212.784574,231.612728,221.673301,216.506976,213.5417,210.522613 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",1322.023129,1363.973637,1338.910448 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",259.704906,261.710967,252.938767 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",1286.579269,1339.49062,1389.01898,1214.351721,1303.012905,1317.281911 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",282.757559,290.34146,328.043028,267.768301,282.620357,309.863067 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",948.241814,548.901005,757.871516,475.469228,515.857727,505.496973 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",222.620184,246.790567,218.130169,244.51054,236.427375,267.938521 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1434.114789,1496.473141,1550.957017,1744.346342,1585.158927,1497.214021 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",489.856087,376.96102,528.909624,481.189488,478.673652,452.297675 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",1028.625448,1242.153339,1263.937383,1244.27296,1278.241787,1277.839775 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",199.397049,189.699517,202.269993 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",454.153976,506.16596,452.40147,406.712013,420.442687,444.161316 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",151.308755,172.005526,173.92826,177.36197,222.635734,185.731736 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",738.628792,778.566871,856.807818,700.156396,867.929512,799.622163 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",160.108235,170.144646,155.164198,166.304417,168.266182,168.408652 "lvm io_default ext4 defaults",168.211476,184.098954,180.140254,185.460829,176.240695,188.973326 "bcache io_default ext4 defaults",195.133225,195.308988,200.305674 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",224.154955,174.116981,157.611721,256.922544,229.544956,230.800453 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",288.829017,312.948344,340.559478,304.231569,301.796134,281.245402 "2017-06-28 19:59",418.934267,474.094095,517.759807,529.445345,452.695913,582.258377 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Single Thread - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",94.482727,115.719702,119.342093,118.89894,118.16705,124.849453 "bcache io_default btrfs defaults",87.931056,113.280279,102.348064,120.495167,120.792053,123.983135 "lvm io_default btrfs compress=lzo",238.912797,153.326904,162.884563,154.770667,162.105342,158.427061 "bcache io_default btrfs compress=lzo",116.667383,114.199914,121.711903 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",351.779053,279.198357,242.004162,233.638992,235.898418,246.311049 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",313.763778,202.995146,226.115302,205.735425,200.798477,204.412882 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",350.821315,268.565883,245.797175,241.185723,239.736578,229.705756 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",259.377077,207.110779,212.701499,190.831096,194.142515,193.234277 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",310.144861,247.516118,219.077122,222.86709,247.131739,242.819491 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",201.157609,239.219717,207.111417,202.052949,237.502252,204.747035 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",333.35776,296.880871,246.450123,222.897719,245.067676,233.741718 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",198.562252,204.319748,202.452463 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",391.326158,362.268375,348.033125,352.249495,356.520316,356.898331 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",210.335759,221.88479,211.243257 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",76.355134,71.887504,64.547671,60.404573,66.410068,59.359581 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",21.309567,55.96516,45.815955,44.66389,32.800502,35.716718 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",70.009147,69.314005,59.910219,67.115743,67.915381,66.658109 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",67.842231,43.582247,42.336128,36.56687,46.259542,43.083871 "lvm io_default ext4 defaults",133.167177,121.08296,153.777228,139.968945,123.280728,138.953201 "bcache io_default ext4 defaults",230.451142,229.514776,206.6859,201.843201,349.195639,290.610913 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",499.104717,418.737713,453.25519,431.626632,488.187082,464.674778 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",1124.646039,826.440788,976.518139,985.178423,821.090983,977.912256 "2017-06-28 19:59",31.010419,33.81527,38.246603,37.599871,36.697491,37.551542 "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Single Thread - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",24002.854171,24070.615,23669.884241 "bcache io_default btrfs defaults",24214.043839,24055.780996,24306.398334 "lvm io_default btrfs compress=lzo",23726.473448,23776.668584,24076.749514 "bcache io_default btrfs compress=lzo",24193.452821,24422.385082,23767.064854 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",23692.6546,23841.157198,23954.386958 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",24082.46527,24263.36525,24344.053395 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",23605.792677,23760.123861,23609.55535 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",24085.739207,24173.527296,24365.650459 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",23613.854345,23677.551402,23949.943283 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",24039.901544,23842.154453,23740.660954 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",23394.850334,23629.234889,24075.205109 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",23959.783146,24084.844622,24176.369093 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",23788.946922,23981.951856,24220.851202 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",24423.106577,24111.545408,23669.080184 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",23716.939548,23842.285779,24377.092895 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",23734.997322,23682.504843,24399.440385 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",23622.711166,23724.401912,24366.63985 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",24088.916131,24178.53821,24009.947604 "lvm io_default ext4 defaults",23703.511675,24148.591733,24041.587308 "bcache io_default ext4 defaults",23866.278997,24386.007659,24102.575393 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",23936.576823,23960.062091,24462.389669 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",24330.007651,24216.21982,24361.661384 "2017-06-28 19:59",22735.671331,22435.224617,22945.311069 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Heavy Contention - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",23225.844936,23273.230514,22095.679392 "bcache io_default btrfs defaults",448.971128,407.691307,463.857764,454.781994,454.910843,421.448641 "lvm io_default btrfs compress=lzo",13789.653322,12469.699555,8153.326822,10726.639909,8076.082764,9818.287347 "bcache io_default btrfs compress=lzo",558.126951,625.402827,512.715744,515.619795,546.475683,557.912518 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",9287.913283,9913.99104,11306.453695,14563.704889,8297.379015,11953.242649 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",518.100489,637.055219,713.040044,836.130212,553.967781,498.631297 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",8144.371944,8128.601506,8137.947079 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",705.50071,697.712896,917.468719,829.543142,733.216949,773.282547 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",9761.465421,11308.608825,8193.114889,8091.240196,8097.908727,8157.795613 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",556.089375,748.136672,771.266676,575.400795,788.288549,1731.252659 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",6210.736703,5976.560219,6003.502164 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1990.845703,3007.708932,3523.182614,3544.704963,2606.539633,2827.196678 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",23450.603427,19635.924689,22493.621494,23514.72714,20034.727827,19653.86944 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",461.115779,461.277616,495.225724,499.26959,473.319641,443.728687 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",8142.762032,8132.241514,8132.415754 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",819.946632,537.20029,662.227602,602.862462,610.447347,680.563966 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",20223.128055,20188.482406,23870.253094,19860.55388,21353.065737,23726.58331 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",474.96257,446.375322,446.035486,491.748456,475.354229,489.926414 "lvm io_default ext4 defaults",420.272439,415.849023,416.60647 "bcache io_default ext4 defaults",415.905253,423.715792,416.421143 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",334.853728,371.144426,375.277636,412.160887,419.542571,410.24439 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",429.442243,426.445195,444.117844 "2017-06-28 19:59",4404.043352,9013.178836,4751.3422,10591.662053,9984.822876,10673.95399 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Single Thread - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",20920.340653,21164.572495,20908.1095 "bcache io_default btrfs defaults",20250.092147,21518.848689,21169.252989 "lvm io_default btrfs compress=lzo",20902.516673,20895.045366,21334.355172 "bcache io_default btrfs compress=lzo",21257.470279,21409.821713,21446.886583 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",20959.839696,21384.645277,21186.083399 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",21132.388949,21531.845545,21372.113101 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",20989.142449,20816.258414,21321.419146 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",21516.922601,21438.202763,21382.092744 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",20640.138119,20750.499778,21097.191001 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",21506.080659,21463.337462,21605.736174 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",20928.13617,21020.57722,20904.59307 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",21406.645309,21562.414764,21499.775005 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",21039.670339,20392.711669,21205.590461 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",20247.505737,21024.06492,21318.226945 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",21119.296251,21084.378715,21422.540147 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",20551.957369,21511.644719,21391.660269 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",21143.034451,21049.041524,21088.390521 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",21295.848867,21554.326047,20987.678683 "lvm io_default ext4 defaults",21551.078798,21696.523311,21422.559313 "bcache io_default ext4 defaults",21586.137581,21483.957383,21226.484356 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",21756.514032,21473.428494,21192.781733 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",21451.627715,21669.812714,21529.34244 "2017-06-28 19:59",22424.066028,22678.994071,22265.234963 "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Normal Load - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",235.385358,328.747959,280.864182,329.296209,322.130724,304.970395 "bcache io_default btrfs defaults",332.622915,391.495837,420.322858,294.890416,401.80711,415.994825 "lvm io_default btrfs compress=lzo",417.546382,369.439761,540.42131,586.466244,482.962972,468.514515 "bcache io_default btrfs compress=lzo",358.293847,407.966984,413.608089,388.137578,404.871884,375.456084 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",686.738925,636.586801,838.16036,748.20364,821.290262,737.562807 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",783.415146,769.682827,756.884843 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",650.818972,600.701388,641.853081,709.742734,765.15858,782.709848 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",701.754165,661.327405,771.268586,750.532602,678.007574,725.406321 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",680.110505,661.036317,619.187939,728.6476,738.509221,799.400262 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",813.035183,776.601061,791.128301 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",723.381552,951.958354,737.169223,856.4658,705.581958,976.306694 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",768.376066,737.430138,764.054587 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",864.643595,740.750837,993.904081,921.359887,894.842196,809.172249 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",876.910279,870.079663,782.482641,738.44098,745.506946,800.618774 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",148.185147,144.457905,168.300779,164.660184,171.024142,148.38773 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",40.882429,47.353806,122.051847,134.808013,118.713292,117.202952 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",205.073227,217.398793,187.640244,206.267313,199.534474,192.592185 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",78.53778,67.203132,62.154491,62.360732,55.843805,68.994163 "lvm io_default ext4 defaults",227.552211,244.790731,271.472972,242.507927,229.316045,256.794614 "bcache io_default ext4 defaults",879.802143,876.868991,892.239399 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",7804.002534,7726.987835,7859.375878 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",4730.688879,4367.10512,4224.469948,4490.767157,4579.396844,4367.702022 "2017-06-28 19:59",323.345946,251.312803,412.49406,269.571427,336.856249,377.97681 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Normal Load - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",493.763618,533.518707,565.163719,563.480643,564.249172,592.417108 "bcache io_default btrfs defaults",387.152801,500.322995,373.275392,487.247177,492.458547,543.53886 "lvm io_default btrfs compress=lzo",1279.182026,893.172942,884.233349,883.844439,807.851302,869.201652 "bcache io_default btrfs compress=lzo",502.339033,491.865154,520.745865 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",1856.305214,1397.062541,1531.14447,1345.026358,1451.085565,1290.878718 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",967.080335,942.914452,934.419739 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",1874.880365,1226.216836,1573.368076,1362.825754,1300.211298,1184.142311 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",866.419203,953.558248,879.446492,726.069791,853.224609,790.374828 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",1492.256548,1109.230749,1120.92203,1100.225368,1071.930373,1198.921375 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",864.350229,802.081272,687.737239,762.944923,785.172094,815.649748 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1815.63612,1292.770245,1353.096211,1443.251002,1264.605239,1277.791275 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",911.134454,760.630926,836.032531,818.118623,758.81718,715.543353 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",1579.525894,1386.647716,1448.697513,1274.051909,1309.311222,1209.294201 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",735.613804,711.394685,720.17693 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",439.820573,362.89977,354.641501,352.974683,312.38915,360.698964 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",122.234717,143.108809,189.963514,240.88746,123.386464,117.442364 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",404.767049,398.316673,404.439258 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",213.801418,218.846173,189.797235,198.26484,197.958622,174.825937 "lvm io_default ext4 defaults",265.145206,282.399868,286.478374,282.505636 "bcache io_default ext4 defaults",674.381197,771.168573,714.536316,697.920791,633.6195,626.305185 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",723.62679,726.336024,803.500844,857.525227,738.146367,781.231914 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",1709.425554,1476.880794,1634.714919,1642.731186,1461.48313,1784.881137 "2017-06-28 19:59",407.244446,485.670103,506.349342,331.839619,458.728731,482.48051 "PostgreSQL pgbench 9.6.3 - Scaling: Buffer Test - Test: Normal Load - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",78624.337579,75489.592751,76818.460048 "bcache io_default btrfs defaults",79346.111664,76407.012582,77042.484164 "lvm io_default btrfs compress=lzo",78009.494221,78064.417528,77547.558482 "bcache io_default btrfs compress=lzo",78970.422764,77928.261228,79040.951086 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",75774.147898,76454.817582,77816.332934 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",79677.174835,80110.681253,78879.496529 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",78495.373027,81217.079424,77351.653008 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",79025.113545,79644.24227,78212.671103 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",79113.523155,76822.614541,78416.024363 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",78829.545795,77909.535252,82555.332287 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",77481.536061,79310.73898,78704.114823 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",81278.138138,77439.6718,78318.077519 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",77669.69911,75385.151714,76292.436857 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",76216.561788,78329.09483,78019.133072 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",76948.439173,79866.453204,78428.40307 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",77077.667121,77845.2452,77887.299312 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",75944.731977,77913.084885,75818.61527 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",78440.845795,77789.841695,80647.520545 "lvm io_default ext4 defaults",78528.853895,79517.594957,78443.491136 "bcache io_default ext4 defaults",77111.628572,76948.382336,77652.867193 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",79116.569757,76924.771786,79953.826201 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",81162.042962,77065.823912,76858.926088 "2017-06-28 19:59",93340.401775,93917.708414,93555.817839 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Single Thread - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",68.764043,78.058526,77.079391,76.155941,77.715536,71.983123 "bcache io_default btrfs defaults",20.877118,22.048492,22.030693 "lvm io_default btrfs compress=lzo",121.098598,118.083024,109.978566,118.254205,121.548495,110.134901 "bcache io_default btrfs compress=lzo",23.204158,23.781876,21.693547,22.106243,23.782895,23.469052 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",203.479833,200.18366,193.149536 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",66.937083,67.68881,64.416494 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",206.091077,192.262007,194.362326,198.714449 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",72.715517,58.210545,63.867482,60.11375,56.663647,68.99013 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",165.161188,187.341032,190.532765,183.723155,170.79495,185.583237 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",72.237792,51.412445,61.02047,63.20932,59.066109,63.879253 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",236.792744,240.593231,214.448292,229.750747,213.924818,220.060916 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",104.629415,73.600614,79.273119,94.169624,96.404279,87.178742 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",257.928837,265.145244,262.347814 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",63.312897,63.911618,62.884203 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",29.296336,30.015809,30.096756 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",44.738805,13.060421,12.660203,19.382582,29.351726,13.599452 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",44.192484,42.929857,42.499226 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",31.614875,30.813557,28.81684,28.278635,27.248063,28.11495 "lvm io_default ext4 defaults",13.666669,25.656855,20.395719,17.550289,22.912496,25.756935 "bcache io_default ext4 defaults",24.534658,24.334479,20.498955,24.056493,22.949442,23.302609 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",43.61203,46.417107,44.666481 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",70.96869,69.241797,70.862457 "2017-06-28 19:59",28.012743,35.195097,35.10714,29.781657,27.426473,31.372097 "PostgreSQL pgbench 9.6.3 - Scaling: Mostly RAM - Test: Normal Load - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",67885.584779,68265.598203,68714.195922 "bcache io_default btrfs defaults",68876.351457,69495.14339,68546.655788 "lvm io_default btrfs compress=lzo",68427.780341,68003.99448,69168.873082 "bcache io_default btrfs compress=lzo",69041.089422,69174.753369,69347.896822 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",68400.269902,68109.97414,69036.691643 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",68921.558372,69111.561513,68219.635079 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",68524.417019,68185.235118,68334.486794 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",68907.891498,68828.949317,69345.275529 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",68248.106528,68568.3022,68479.265704 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",69601.892174,69120.612796,68943.414981 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",68295.159937,68089.382825,68873.872972 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",68418.824961,69309.231089,69236.910898 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",68472.692558,68617.533554,69075.119755 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",68415.052347,69152.54577,69128.332822 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",68122.96105,68094.22551,69209.920335 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",68740.790413,68141.119122,68413.9197 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",68127.480625,69334.127488,68533.57506 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",69205.682867,68627.479147,67982.322775 "lvm io_default ext4 defaults",69274.445109,68663.817537,68776.256208 "bcache io_default ext4 defaults",69655.784511,68949.607391,68791.697193 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",68806.479391,69538.97385,68948.763885 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",67802.322685,69015.864465,69297.439586 "2017-06-28 19:59",93137.901595,93784.241325,92999.550989 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Single Thread - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",2538.312949,2557.589387,2538.943543 "bcache io_default btrfs defaults",76.875577,74.791697,80.563726,77.934422 "lvm io_default btrfs compress=lzo",1556.004184,1783.391456,1566.607546,1686.623216,1564.34008,1562.442994 "bcache io_default btrfs compress=lzo",90.145035,97.447463,92.419011,87.741963,85.438847,82.126086 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",1595.170711,1583.753484,1731.351455,1671.150825,1604.923568,1795.019416 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",96.125746,90.479455,83.457026,84.724615,101.673438,87.1611 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",1739.880499,1922.216635,1735.945687,1754.677516,1760.731514,2153.585379 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",82.961046,85.79562,76.480235,83.568907,95.094347,78.183358 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",1713.792959,1591.523775,1836.682043,1605.805754,1801.222455,1629.993765 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",109.06066,99.436071,86.104133,90.879505,83.357949,105.634078 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1382.677797,1435.584827,1445.358383 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",119.733291,111.349707,117.676247,136.401369,197.49816,223.060603 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",2557.778903,2751.658603,2653.452034,2522.737967,2663.881656 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",76.961314,74.89061,81.297894,73.158583,81.760065,76.903951 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",1955.352072,1673.106692,1685.90444,1661.498342,1667.574754,1657.768346 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",105.682731,96.46722,95.643144,140.187734,73.765542,94.092827 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",2496.07417,2724.453311,2551.243966,2779.90591,2592.425331,2599.33899 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",86.176943,80.382484,74.666257,78.439999,75.702595,75.694749 "lvm io_default ext4 defaults",15.20969,15.600888,15.357875 "bcache io_default ext4 defaults",74.263213,73.490745,74.069806 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",14.949038,20.982513,28.415724,33.643525,38.416363,38.178575 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",73.692365,73.476635,74.916155 "2017-06-28 19:59",190.568264,188.796153,195.424361 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Normal Load - Mode: Read Write", Higher Results Are Better "lvm io_default btrfs defaults",264.954034,335.30319,295.541511,309.846366,334.778891,380.930591 "bcache io_default btrfs defaults",86.907603,95.927958,89.910503,94.400516,96.444612,100.724505 "lvm io_default btrfs compress=lzo",629.188322,680.616717,724.474663,668.926483,608.199906,564.281784 "bcache io_default btrfs compress=lzo",120.65145,109.084523,108.308321,99.730182,99.237421,100.567193 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",894.225665,947.275425,845.231948,879.597736,832.140913,771.454365 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",177.990415,186.437963,165.026755,166.841755,179.304364,199.693426 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",936.491285,881.600258,848.012431,890.824104,883.64308,847.199224 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",171.253063,136.422559,124.093963,134.559906,192.837664,134.834383 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",539.46076,547.403984,379.778222,515.634955,559.348798,439.563249 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",184.698626,124.841517,130.56969,154.426271,160.962795,145.871232 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",1216.775907,1067.289674,917.739366,1060.656486,961.524793,1037.429249 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",205.338547,158.087784,190.690969,243.766746,214.273602,211.528679 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",713.842947,811.286759,829.774541,798.436278,831.527116,793.317427 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",139.289345,134.765161,149.114882,126.266711,138.091421,136.962428 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",139.938125,159.985951,154.357525,106.475808,171.413895,183.101881 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",74.672774,75.614054,79.78285,72.526314,79.054332,86.328218 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",212.490529,204.538228,414.750282,224.364464,234.792523,373.633539 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",71.652307,87.278391,86.804929,79.207531,83.112494,71.20838 "lvm io_default ext4 defaults",56.527382,58.452858,61.440705,55.452891,53.702982,55.650155 "bcache io_default ext4 defaults",95.106223,96.600914,91.53764 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",98.75853,94.334434,111.690448,106.489125,101.365443,94.955464 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",306.751222,272.323355,220.087887,299.029616,296.65036,288.333969 "2017-06-28 19:59",142.884055,158.03666,148.183842,146.513973,181.551358,225.604263 "PostgreSQL pgbench 9.6.3 - Scaling: On-Disk - Test: Normal Load - Mode: Read Only", Higher Results Are Better "lvm io_default btrfs defaults",20300.169296,20296.687543,19889.194239 "bcache io_default btrfs defaults",223.998029,330.944761,333.400104,339.80822,334.166001,339.11761 "lvm io_default btrfs compress=lzo",10865.771386,7773.301415,7755.297177,7764.454881,7791.197099,7724.373173 "bcache io_default btrfs compress=lzo",420.463191,391.732056,384.632996,396.786154,379.838046,396.503019 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum",7874.984576,11619.536253,7800.072617,7755.887234,7715.348006,7725.366334 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum",421.310696,419.121852,489.775663,541.907478,471.409335,541.251371 "lvm io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",7719.31322,7819.409911,12226.186963,7802.90699,7811.220045,12737.193667 "bcache io_tuned btrfs compress=lzo,discard,nobarrier,nodatasum",425.956883,452.730467,472.997448,485.377879,575.844482,477.621245 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",7723.009184,7792.179404,8318.870287,7784.080542,9935.702199,7783.817879 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatasum,autodefrag",967.301752,433.234384,458.872337,597.104891,537.973632,613.927178 "lvm io_default btrfs compress=zlib,discard,nobarrier,nodatasum",5708.087428,6373.174228,7141.773461,6267.644184,7066.419354,5524.409575 "bcache io_default btrfs compress=zlib,discard,nobarrier,nodatasum",539.840315,1704.035884,782.892963,2009.178187,1018.083598,532.860234 "lvm io_default btrfs compress=lzo,discard,nobarrier,nodatacow",19389.122899,20634.309975,19317.766208,19628.148438 "bcache io_default btrfs compress=lzo,discard,nobarrier,nodatacow",351.154808,371.045657,335.482976,336.728973,359.28312,346.938598 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog",7689.183599,7749.150161,7731.309897 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog",579.891812,412.281658,545.218683,527.100571,419.501058,486.917631 "lvm io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",19399.97796,20963.153375,20492.187931,20867.257924,20663.949873 "bcache io_default btrfs compress=lzo,discard,nobarrier,notreelog,nodatacow",360.857707,333.037116,344.309629,351.760314 "lvm io_default ext4 defaults",18721.006942,20764.442511,21748.081765,21231.074399,255.139642,140.028833 "bcache io_default ext4 defaults",346.908694,326.204428,325.262052,325.62781 "lvm io_default ext4 data=writeback,noatime,barrier=0,discard",11067.960796,11505.567247,13681.864614,12807.995093,367.682612,214.272899 "bcache io_default ext4 data=writeback,noatime,barrier=0,discard",351.325988,326.412859,326.491744,320.080838,337.041703,332.898255 "2017-06-28 19:59",672.462021,673.901613,925.388477,1077.652735,1343.165824,1244.401753