5G 30GB iPod DMA benchmark 1
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ABCDEFGHIJKLMNOP
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Test:First buffering onlyWhole album play
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Album:H2BH8GravityEP7GravityEP7
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Transfer mode, mods:PIODMA,alDMA,al,chPIODMA,alDMA,al,chPIODMA,alDMA,al,chPIODMA,al,chPIODMA,al,ch
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Power-ons111111111441414
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Wake-ups0000000000000
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Time available11319375611414044687189626751590607339928161244838037166773287059330963881482653111299616441713201
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Time spinning147558979603574793574413086665939100974872611591995071611306779598468968312889011316130845890305864
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Time powered167802381161017999598151509162611461499956759118410216965179388596805594345737195635193774409123503267
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Setup time27668712775451276391627814542793280276827127908052773622276773911109944111762783887069738898043
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PIO reads18039242611793914251179029336075859243163064
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PIO read sectors56402924261563759142515638329331909488597695083064
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PIO read time978153513969701030532830661412892506843626817264491520595164289331412370768881524635490707
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PIO read failures0000000000000
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PIO read retries0000000000000
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PIO writes1515101010510101535357070
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PIO written sectors1515101010510101535357070
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PIO write time48624409606981468921021917236544993344140022297364293830887
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PIO write failures0000000000000
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DMA reads8812238792218822207523010
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DMA read sectors554805607455461559915636356096190089766461
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DMA read time338465726076313065530261209616252632007980913806420859810
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DMA read failures00000000
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DMA read retries00000000
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DMA writes00000000
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DMA written sectors00000000
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DMA write time00000000
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DMA write failures00000000
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H2BH8GravityEP7GravityEP7
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PIODMA,alDMA,al,chPIODMA,alDMA,al,chPIODMA,alDMA,al,chPIODMA,al,chPIODMA,al,ch
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Time usageH2BH8 PIO DMA,al DMA,al,chGravity PIO DMA,al DMA,al,chEP7 PIO DMA,al DMA,al,chGravity PIO DMA,al,chEP7 PIO DMA,al,ch
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Spinup2.772.782.762.782.792.772.792.772.77Spinup11.1111.1838.8738.90
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PIO read9.781.401.038.311.290.686.820.490.60PIO read28.932.3788.155.49
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PIO write0.00490.00440.06070.01470.02100.00090.00240.00450.0033PIO write0.14000.02970.04290.0309
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DMA read0.003.382.610.003.072.610.001.632.01DMA read0.009.140.0020.86
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Unused1.531.330.771.311.530.705.631.600.68Unused4.023.2924.8015.33
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Sleep command0.670.710.700.680.690.730.680.670.72Sleep command2.692.899.449.69
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Power off timeout2.022.012.022.002.072.082.492.492.08Power off timeout9.058.3132.4733.20
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Read speed
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PIO KB/s288333112733933541834135302833001814365279
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DMA KB/s81961075290461071817340139681040118372
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PIO+DMA KB/s2883589877423393647385314135133201078133008296436514602
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NOTE: al = buffer aligned, ch = 0x100 sector chunks, no yielding between chunks
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Data
Whole album chart
First fill chart