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Grant <emailgrant@×××××.com> wrote: |
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|
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> I'm testing this USB 3.0 bus-powered hard drive: |
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> |
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> http://www.amazon.com/gp/product/B0041OSQ9S |
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> |
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> and I get: |
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> |
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> # hdparm -tT /dev/sdb |
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> /dev/sdb: |
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> Timing cached reads: 8006 MB in 2.00 seconds = 4004.33 MB/sec |
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> Timing buffered disk reads: 252 MB in 3.01 seconds = 83.63 MB/sec |
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> |
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> # hdparm -tT /dev/sdb |
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> /dev/sdb: |
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> Timing cached reads: 8230 MB in 2.00 seconds = 4116.54 MB/sec |
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> Timing buffered disk reads: 252 MB in 3.02 seconds = 83.55 MB/sec |
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> |
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> # hdparm -tT /dev/sdb |
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> /dev/sdb: |
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> Timing cached reads: 8446 MB in 2.00 seconds = 4224.36 MB/sec |
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> Timing buffered disk reads: 230 MB in 3.02 seconds = 76.28 MB/sec |
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> |
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> Wikipedia says USB 3.0 has transmission speeds of up to 5 Gbit/s. |
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> Doesn't MB/sec denote mega*bytes* per second? |
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What usb3 is supported by Linux? Is it a pci card? |
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|
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-- |
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Your life is like a penny. You're going to lose it. The question is: |
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How do |
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you spend it? |
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|
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John Covici |
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covici@××××××××××.com |