Western Digital My Cloud EX4 IOMete Test Results


Random-8k-70%Read
TargetAvResponseTime/msCPUConnections/psIO/psMB/psMaxResponseTime/msReadIO/psReadMB/psTransactions/psWriteIO/psWriteMB/ps
WD_MYCLOUD_EX4_DISTINCT_SHARES-01155.5810983.6834430.19441597.7239630.7634681269.57780067.9896150.53116997.72396329.7343470.232300
WD_MYCLOUD_EX4_DISTINCT_SHARES-02220.5540083.7937840.266684135.0252951.0548851037.31840094.3448720.737069135.02529540.6804230.317816
WD_MYCLOUD_EX4_DISTINCT_SHARES-03306.6755392.9131000.294530149.3208141.1665691434.795100104.5360130.816688149.32081444.7848010.349881
WD_MYCLOUD_EX4_DISTINCT_SHARES-04365.7315022.7081360.311266164.5038481.2851862395.850400115.1350400.899493164.50384849.3688070.385694
WD_MYCLOUD_EX4_DISTINCT_SHARES-05416.0432212.4617540.339136178.4971951.3945091963.700200125.1471310.977712178.49719553.3500640.416797
WD_MYCLOUD_EX4_DISTINCT_SHARES-06473.4806082.3640430.367097192.5854351.5045742431.998800135.4131721.057915192.58543557.1722630.446658
WD_MYCLOUD_EX4_DISTINCT_SHARES-07522.9660132.4346720.389345200.4289531.5658512406.506200141.1321571.102595200.42895359.2967960.463256
WD_MYCLOUD_EX4_DISTINCT_SHARES-08603.4134122.4699180.394568201.8958051.5773112585.276100141.5496061.105856201.89580560.3461980.471455
WD_MYCLOUD_EX4_DISTINCT_SHARES-09642.6867352.1833960.400519208.3411781.6276652413.083100146.3609491.143445208.34117861.9802290.484221
WD_MYCLOUD_EX4_DISTINCT_SHARES-10755.5491862.0548190.389513210.3154101.6430893485.469100148.1775061.157637210.31541062.1379040.485452
WD_MYCLOUD_EX4_DISTINCT_SHARES-11803.2618401.8538400.411796214.4849181.6756634001.447000150.4093871.175073214.48491864.0755310.500590
WD_MYCLOUD_EX4_DISTINCT_SHARES-12834.4039492.1640840.400497215.8102961.6860183601.578800150.9801731.179533215.81029664.8301230.506485
WD_MYCLOUD_EX4_DISTINCT_SHARES-13866.7322661.8486310.411475218.9898201.7108584218.221400152.6735901.192762218.98982066.3162290.518096
WD_MYCLOUD_EX4_DISTINCT_SHARES-14930.9760502.0893070.389584221.5643301.7309713541.556600154.9268181.210366221.56433066.6375120.520606
WD_MYCLOUD_EX4_DISTINCT_SHARES-151155.3909181.9657150.333905196.3032461.5336195086.125800137.7903611.076487196.30324658.5128860.457132
WD_MYCLOUD_EX4_DISTINCT_SHARES-161096.7874392.0219710.406170221.8048341.7328504194.580500155.9240311.218156221.80483465.8808020.514694
WD_MYCLOUD_EX4_DISTINCT_SHARES-171142.8819802.0457010.378837223.2845821.7444114785.033300155.8016271.217200223.28458267.4829540.527211
WD_MYCLOUD_EX4_DISTINCT_SHARES-181588.6505872.0345000.300513169.0091781.3203846289.629700118.5896810.926482169.00917850.4194980.393902
WD_MYCLOUD_EX4_DISTINCT_SHARES-191213.3103352.0993850.423622228.9376241.7885754172.449800160.4411751.253447228.93762468.4964490.535129
WD_MYCLOUD_EX4_DISTINCT_SHARES-201321.1846791.9233510.434722229.5535711.7933875692.385100160.2666401.252083229.55357169.2869310.541304
WD_MYCLOUD_EX4_DISTINCT_SHARES-211330.9386201.9709180.389784230.2899811.7991405314.306500159.9612761.249697230.28998170.3287060.549443
WD_MYCLOUD_EX4_DISTINCT_SHARES-221421.0096011.8472490.373203229.9020861.7961105146.391800160.9749851.257617229.90208668.9271010.538493
WD_MYCLOUD_EX4_DISTINCT_SHARES-231478.9233241.9607930.384216229.6985721.7945206239.468400160.8357211.256529229.69857268.8628510.537991
WD_MYCLOUD_EX4_DISTINCT_SHARES-241577.9915841.8041730.401122231.6388701.8096796444.804600162.4671191.269274231.63887069.1717510.540404
WD_MYCLOUD_EX4_DISTINCT_SHARES-251601.4088702.0639450.417578234.1468101.8292726528.131600164.2424581.283144234.14681069.9043530.546128

Max Throughput-50%Read
TargetAvResponseTime/msCPUConnections/psIO/psMB/psMaxResponseTime/msReadIO/psReadMB/psTransactions/psWriteIO/psWriteMB/ps
WD_MYCLOUD_EX4_DISTINCT_SHARES-0115.44272317.7683341.433082719.27408222.477315177.749600358.20395911.193874719.274082361.07012411.283441
WD_MYCLOUD_EX4_DISTINCT_SHARES-0225.21393712.1734101.760774882.70858327.584643227.458200440.99882213.781213882.708583441.70976113.803430
WD_MYCLOUD_EX4_DISTINCT_SHARES-0339.4140338.5340521.705339854.61374526.706680396.840900425.52930513.297791854.613745429.08444013.408889
WD_MYCLOUD_EX4_DISTINCT_SHARES-0455.2738876.8064161.617217815.98237525.499449372.206800406.89365112.715427815.982375409.08872412.784023
WD_MYCLOUD_EX4_DISTINCT_SHARES-0570.7534065.7788521.566612789.92827724.685259355.960600395.57531012.361728789.928277394.35296712.323530
WD_MYCLOUD_EX4_DISTINCT_SHARES-0687.1274374.7591631.538825777.46819324.295881396.080500389.82844212.182139777.468193387.63975112.113742
WD_MYCLOUD_EX4_DISTINCT_SHARES-07104.4407384.0169841.505580760.14631223.754572646.865600381.95634011.936136760.146312378.18997211.818437
WD_MYCLOUD_EX4_DISTINCT_SHARES-08130.8026183.9486721.355844689.58507221.549533508.886500344.67281910.771026689.585072344.91225210.778508
WD_MYCLOUD_EX4_DISTINCT_SHARES-09148.2089053.5815471.346067683.57859921.361831689.908800342.45736010.701792683.578599341.12123910.660039
WD_MYCLOUD_EX4_DISTINCT_SHARES-10165.9210673.3031821.323076670.77562620.961738654.393800336.70523510.522039670.775626334.07039010.439700
WD_MYCLOUD_EX4_DISTINCT_SHARES-11186.8657042.8633511.289192663.61082420.7378383282.206600332.24435110.382636663.610824331.36647310.355202
WD_MYCLOUD_EX4_DISTINCT_SHARES-12203.3812072.7859241.311506667.83045920.869702811.515200332.60651010.393953667.830459335.22394810.475748
WD_MYCLOUD_EX4_DISTINCT_SHARES-13218.7685582.8401781.300845669.21707720.913034816.131200334.60658610.456456669.217077334.61049110.456578
WD_MYCLOUD_EX4_DISTINCT_SHARES-14235.5296722.9589371.306104664.75250520.773516837.680500331.29797410.353062664.752505333.45453210.420454
WD_MYCLOUD_EX4_DISTINCT_SHARES-15253.4481212.8890201.255563657.47635120.546136824.520000328.77387510.274184657.476351328.70247610.271952
WD_MYCLOUD_EX4_DISTINCT_SHARES-16273.0027372.6519231.245680653.34743420.4171071141.282500327.51300910.234782653.347434325.83442510.182326
WD_MYCLOUD_EX4_DISTINCT_SHARES-17294.7620232.6532781.228192647.97876520.2493361057.759400324.79800510.149938647.978765323.18075910.099399
WD_MYCLOUD_EX4_DISTINCT_SHARES-18309.4698332.5083321.244590645.73370420.1791786042.755700322.58720510.080850645.733704323.14649910.098328
WD_MYCLOUD_EX4_DISTINCT_SHARES-19325.8535752.5410651.267267649.76858020.3052681373.376400324.18180210.130681649.768580325.58677810.174587
WD_MYCLOUD_EX4_DISTINCT_SHARES-20345.5363042.5761681.234002645.66697320.1770935635.401400323.04777210.095243645.666973322.61920110.081850
WD_MYCLOUD_EX4_DISTINCT_SHARES-21381.4951322.4270151.189314622.06520319.4395385855.832000312.6892789.771540622.065203309.3759259.667998
WD_MYCLOUD_EX4_DISTINCT_SHARES-22385.8768972.4534791.221341632.20768419.7564906679.096000314.6810519.833783632.207684317.5266339.922707
WD_MYCLOUD_EX4_DISTINCT_SHARES-23421.2698202.5029801.178744620.92951419.40404710007.329000311.8263039.744572620.929514309.1032119.659475
WD_MYCLOUD_EX4_DISTINCT_SHARES-24439.1467502.4220841.178753618.84149619.3387978594.672100309.8151379.681723618.841496309.0263599.657074
WD_MYCLOUD_EX4_DISTINCT_SHARES-25436.1483432.3986671.185147623.58220019.4869447688.442500311.3559099.729872623.582200312.2262929.757072

RealLife-60%Rand-65%Read
TargetAvResponseTime/msCPUConnections/psIO/psMB/psMaxResponseTime/msReadIO/psReadMB/psTransactions/psWriteIO/psWriteMB/ps
WD_MYCLOUD_EX4_DISTINCT_SHARES-0199.9012854.6784540.261064131.4595781.0270281133.64180085.7844980.670191131.45957845.6750800.356837
WD_MYCLOUD_EX4_DISTINCT_SHARES-02152.2044094.1468510.338886172.7988661.3499911350.386600112.3715060.877902172.79886660.4273600.472089
WD_MYCLOUD_EX4_DISTINCT_SHARES-03225.2155573.7140350.344402174.7673701.3653701315.676300113.2193290.884526174.76737061.5480410.480844
WD_MYCLOUD_EX4_DISTINCT_SHARES-04262.8922042.8567080.400215205.1780561.6029541932.804600132.7550171.037149205.17805672.4230390.565805
WD_MYCLOUD_EX4_DISTINCT_SHARES-05304.9802302.5287100.416741214.5612991.6762601522.245300139.1588331.087178214.56129975.4024660.589082
WD_MYCLOUD_EX4_DISTINCT_SHARES-06356.8159042.6199130.433227228.5662971.7856742594.885300149.0912711.164776228.56629779.4750250.620899
WD_MYCLOUD_EX4_DISTINCT_SHARES-07394.5415012.4777670.427956230.8847571.8037872080.167500149.7736251.170106230.88475781.1111330.633681
WD_MYCLOUD_EX4_DISTINCT_SHARES-08473.7696743.6169810.427925223.1093151.7430422568.194000145.6051301.137540223.10931577.5041850.605501
WD_MYCLOUD_EX4_DISTINCT_SHARES-09493.9644142.1300180.456045240.8095041.8813242216.996500156.9585971.226239240.80950483.8509080.655085
WD_MYCLOUD_EX4_DISTINCT_SHARES-10557.0295962.0300180.444524240.1314411.8760272546.436800156.1219331.219703240.13144184.0095080.656324
WD_MYCLOUD_EX4_DISTINCT_SHARES-11565.9194382.1389360.472542246.3735731.9247942959.119200160.4703521.253675246.37357385.9032220.671119
WD_MYCLOUD_EX4_DISTINCT_SHARES-12666.1485113.0377900.467121250.5332611.9572912785.759500163.6757241.278717250.53326186.8575370.678575
WD_MYCLOUD_EX4_DISTINCT_SHARES-13671.9151701.9169830.489569255.3873031.9952133500.101200165.8577821.295764255.38730389.5295210.699449
WD_MYCLOUD_EX4_DISTINCT_SHARES-14746.0886351.9414890.466951256.9256872.0072322844.460900166.9643381.304409256.92568789.9613490.702823
WD_MYCLOUD_EX4_DISTINCT_SHARES-15784.1290732.0120500.489102255.6164441.9970034047.664900166.0274691.297090255.61644489.5889750.699914
WD_MYCLOUD_EX4_DISTINCT_SHARES-16836.9360652.1323580.461655258.2571202.0176343267.433300168.9194801.319683258.25712089.3376400.697950
WD_MYCLOUD_EX4_DISTINCT_SHARES-17873.7917941.9046800.472802257.3220832.0103293971.154200166.2590211.298899257.32208391.0630620.711430
WD_MYCLOUD_EX4_DISTINCT_SHARES-18951.0548572.0449010.455729250.2585711.9551453852.730900162.5804331.270160250.25857187.6781380.684985
WD_MYCLOUD_EX4_DISTINCT_SHARES-191057.1176422.0137520.428336247.7793621.9357764569.591800161.2933911.260105247.77936286.4859700.675672
WD_MYCLOUD_EX4_DISTINCT_SHARES-201060.0462962.0427260.445029250.1356441.9541854888.437400162.9600931.273126250.13564487.1755520.681059
WD_MYCLOUD_EX4_DISTINCT_SHARES-211124.7775791.9974230.456506240.4143331.8782375855.502800156.0309131.218992240.41433384.3834200.659245
WD_MYCLOUD_EX4_DISTINCT_SHARES-221196.7497011.9535090.417581240.9579931.8824845342.059500156.9374531.226074240.95799384.0205400.656410
WD_MYCLOUD_EX4_DISTINCT_SHARES-231229.2719762.0781970.422912249.6804031.9506285101.527600161.7599021.263749249.68040387.9205010.686879
WD_MYCLOUD_EX4_DISTINCT_SHARES-241278.6925631.8459250.411896255.1222721.9931436153.159800166.3852811.299885255.12227288.7369910.693258
WD_MYCLOUD_EX4_DISTINCT_SHARES-251323.8909012.0687020.417968258.4832602.0194005495.535200169.7673171.326307258.48326088.7159420.693093

Max Throughput-100%Read
TargetAvResponseTime/msCPUConnections/psIO/psMB/psMaxResponseTime/msReadIO/psReadMB/psTransactions/psWriteIO/psWriteMB/ps
WD_MYCLOUD_EX4_DISTINCT_SHARES-0161.73038038.2518552.0004181002.28162531.321301238.0018001002.28162531.3213011002.2816250.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-02115.44974228.8830362.1178731059.31446833.103577305.0073001059.31446833.1035771059.3144680.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-03171.13344223.4834962.1126791061.52676633.172711347.4400001061.52676633.1727111061.5267660.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-04227.15973321.0605852.1076891060.03964133.126239438.7835001060.03964133.1262391060.0396410.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-05284.25374619.1687662.1081651059.88914633.121536508.1445001059.88914633.1215361059.8891460.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-06340.96737818.0173472.0978051058.86225933.089446581.4870001058.86225933.0894461058.8622590.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-07408.52924517.2442542.0510051029.76628932.180197944.0379001029.76628932.1801971029.7662890.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-08513.33427616.2067041.863830938.53356229.329174988.385600938.53356229.329174938.5335620.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-09578.92265415.9649761.851662935.99264429.249770967.412300935.99264429.249770935.9926440.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-10638.54275315.1480581.869650944.69241829.5216381148.370700944.69241829.521638944.6924180.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-11705.93679214.4334931.843209941.08099929.4087811247.456200941.08099929.408781941.0809990.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-12769.40324814.6372161.872252940.83154329.4009861331.797700940.83154329.400986940.8315430.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-13831.44783114.4561821.866771943.13063729.4728321374.925500943.13063729.472832943.1306370.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-14899.54711614.4951951.862132938.84377929.3388681536.957800938.84377929.338868938.8437790.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-15963.93420314.1194281.844982939.35279229.3547751671.003800939.35279229.354775939.3527920.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-161037.05872714.3002141.823909930.31085029.0722141756.715700930.31085029.072214930.3108500.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-171094.76028614.0710551.807959936.67368529.2710532283.699800936.67368529.271053936.6736850.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-181166.02114714.1633971.813250928.74742129.0233572292.415500928.74742129.023357928.7474210.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-191232.11035214.0279321.807949928.28903729.0090322640.733000928.28903729.009032928.2890370.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-201298.52309713.9707681.791791926.60686128.9564642651.807600926.60686128.956464926.6068610.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-211369.41862213.8441281.765861924.41318528.8879122571.348500924.41318528.887912924.4131850.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-221431.31300114.6343701.839401924.11635328.8786363200.552700924.11635328.878636924.1163530.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-231497.36577614.2736341.805587921.62352628.8007352997.749900921.62352628.800735921.6235260.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-241575.24558514.0126251.750968916.77664128.6492703223.483200916.77664128.649270916.7766410.0000000.000000
WD_MYCLOUD_EX4_DISTINCT_SHARES-251615.10062014.3268041.824998928.87815429.0274423425.032500928.87815429.027442928.8781540.0000000.000000