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noob questions re "inaccurate", "secure", cache size...

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  • huge

    • Feb 2011
    • 6

    noob questions re "inaccurate", "secure", cache size...

    I just started using dBpoweramp, after years with EAC. I have a couple of very basic questions about usage and setup. Sorry if they're covered somewhere - I promise I've looked around...


    I ripped a couple of retail discs right away without changing settings (so insecure, with AccurateRip). They all came up "Accurate" ... so far so good.

    Then I ripped a home-burned CD. It's pretty old so it's easy to imagine it has scratches/defects/problems. Tracks 1,6,10,11,12 all came up "Inaccurate (5)" while all the rest were "Accurate (5)". OK, great - so I'm probably seeing errors on the disc.

    I looked around to find a setup guide and found this page, and started looking at how to set up for secure ripping. I wasn't able to follow everything in the guide, but I made a few changes and chose "Secure (Recover Errors)".

    One thing that confused me was detecting/setting the cache size. When I downloaded and ran cachex.exe it reports:

    Drive on F is Optiarc DVD RW AD-7240S 1.00

    [+] Buffer size: 2048 kB, read cache is enabled
    [+] Supported read commands: BEh A8h(FUA) 28h(FUA) D4h(FUA) D5h(FUA) D8h(FUA)
    [+] Testing cache line size:
    4 kB / 2 sectors
    4 kB / 2 sectors
    4 kB / 2 sectors
    4 kB / 2 sectors

    But when I run dBpoweramp's Detect Cache feature it reports "6KB (3 sectors)". Am I correct in thinking that it's fine to leave the Drive Read Cache at 6 KB?

    Also, when I ran "Test FUA Support", it reported "FUA appears to clear the cache and will be used" even though my drive is not a Plextor. Is it OK to leave that box checked?


    OK, while typing this I think I've finished going through the guide and changed settings. I re-ripped the disc, and all the previous accurate tracks still are. But the other tracks now all say "X AR (5) [check] Secure" and they have a green CRC. Except track 6, which has an "i" instead of the check-mark.

    I'll post the info log results in the next post so this one won't get too difficult to look at, but only track 6 looks like something maybe went wrong:

    AccurateRip: Inaccurate (confidence 5) Secure (Warning) [Pass 1, Ultra 1 to 1, Re-Rip 3 Frames]


    Can anyone interpret these results for me? Or point me to a guide that explains them? My guess is that 7 tracks passed AccurateRip and 5 tracks failed. Of those 5, 4 were declared OK after the second "ultra" pass, and they were ripped securely so I can trust them even if they don't match the AccurateRip database. I don't know what to make of track 6 that has the warning...


    Thanks for any assistance you can provide to a lowly noob on his first post. If I've done something wrong in this posting let me know what is and I'll try to keep educating myself...
  • huge

    • Feb 2011
    • 6

    #2
    Re: noob questions re "inaccurate", "secure", cache size...

    Here are the contents of the Information log box:



    Information ripping to FLAC, 'Track 1' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\01 Thomas Otten - Qualitati Umane.flac'
    Track 1: Ripped LBA 0 to 9075 (2:01) in 0:16. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\01 Thomas Otten - Qualitati Umane.flac
    AccurateRip: Inaccurate (confidence 5) Secure [Pass 1, Ultra 1 to 1]
    CRC32: 40A8BDFC AccurateRip CRC: 04E0495A (NEW) [DiscID: 012-001308a8-00b4f8e9-920ab40c-1]

    Information ripping to FLAC, 'Track 2' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\02 Thomas Otten - Dulciate.flac'
    Track 2: Ripped LBA 9075 to 27600 (4:07) in 0:12. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\02 Thomas Otten - Dulciate.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 831246E8 AccurateRip CRC: 9D0537FC [DiscID: 012-001308a8-00b4f8e9-920ab40c-2]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc 9d0537fc]

    Information ripping to FLAC, 'Track 3' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\03 Thomas Otten - Espiritu.flac'
    Track 3: Ripped LBA 27600 to 42375 (3:17) in 0:09. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\03 Thomas Otten - Espiritu.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 7BDF78F5 AccurateRip CRC: E5EA2E77 [DiscID: 012-001308a8-00b4f8e9-920ab40c-3]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc e5ea2e77]

    Information ripping to FLAC, 'Track 4' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\04 Thomas Otten - Divigi Tu.flac'
    Track 4: Ripped LBA 42375 to 59625 (3:50) in 0:10. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\04 Thomas Otten - Divigi Tu.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 6B960C1E AccurateRip CRC: F3C3EEFB [DiscID: 012-001308a8-00b4f8e9-920ab40c-4]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc f3c3eefb]

    Information ripping to FLAC, 'Track 5' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\05 Thomas Otten - Close to Silence.flac'
    Track 5: Ripped LBA 59625 to 78750 (4:15) in 0:10. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\05 Thomas Otten - Close to Silence.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: BD9AD23A AccurateRip CRC: CBA4EFEB [DiscID: 012-001308a8-00b4f8e9-920ab40c-5]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc cba4efeb]

    Information ripping to FLAC, 'Track 6' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\06 Thomas Otten - Underdown Aperture.flac'
    Track 6: Ripped LBA 78750 to 96900 (4:02) in 0:30. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\06 Thomas Otten - Underdown Aperture.flac
    AccurateRip: Inaccurate (confidence 5) Secure (Warning) [Pass 1, Ultra 1 to 1, Re-Rip 3 Frames]
    CRC32: 7CC59D89 AccurateRip CRC: D81617AD (NEW) [DiscID: 012-001308a8-00b4f8e9-920ab40c-6]

    Information ripping to FLAC, 'Track 7' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\07 Thomas Otten - Utter Confusion.flac'
    Track 7: Ripped LBA 96900 to 105600 (1:56) in 0:04. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\07 Thomas Otten - Utter Confusion.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 2867E09B AccurateRip CRC: 51946E14 [DiscID: 012-001308a8-00b4f8e9-920ab40c-7]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc 51946e14]

    Information ripping to FLAC, 'Track 8' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\08 Thomas Otten - Sanza.flac'
    Track 8: Ripped LBA 105600 to 126975 (4:45) in 0:10. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\08 Thomas Otten - Sanza.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 26C51D4E AccurateRip CRC: 2353220F [DiscID: 012-001308a8-00b4f8e9-920ab40c-8]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc 2353220f]

    Information ripping to FLAC, 'Track 9' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\09 Thomas Otten - Ombra Mai Fu.flac'
    Track 9: Ripped LBA 126975 to 146175 (4:16) in 0:08. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\09 Thomas Otten - Ombra Mai Fu.flac
    AccurateRip: Accurate (confidence 5) [Pass 1]
    CRC32: 6C11355A AccurateRip CRC: FF2706B8 [DiscID: 012-001308a8-00b4f8e9-920ab40c-9]
    AccurateRip Verified Using Pressing Offset +760, Confidence 5 [old crc ff2706b8]

    Information ripping to FLAC, 'Track 10' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\10 Thomas Otten - Merciful Raindrops.flac'
    Track 10: Ripped LBA 146175 to 165900 (4:23) in 0:17. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\10 Thomas Otten - Merciful Raindrops.flac
    AccurateRip: Inaccurate (confidence 5) Secure [Pass 1, Ultra 1 to 1]
    CRC32: 4F4A4E62 AccurateRip CRC: E744FA89 (NEW) [DiscID: 012-001308a8-00b4f8e9-920ab40c-10]

    Information ripping to FLAC, 'Track 11' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\11 Thomas Otten - Offelini.flac'
    Track 11: Ripped LBA 165900 to 182925 (3:47) in 0:14. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\11 Thomas Otten - Offelini.flac
    AccurateRip: Inaccurate (confidence 5) Secure [Pass 1, Ultra 1 to 1]
    CRC32: 85F3FEF2 AccurateRip CRC: 48E2B13D (NEW) [DiscID: 012-001308a8-00b4f8e9-920ab40c-11]

    Information ripping to FLAC, 'Track 12' to 'E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\12 Thomas Otten - A Quiet Moment.flac'
    Track 12: Ripped LBA 182925 to 205500 (5:01) in 0:18. Filename: E:\MEDIA\MediaMonkey INBOX\Thomas Otten\Close To Silence\12 Thomas Otten - A Quiet Moment.flac
    AccurateRip: Inaccurate (confidence 5) Secure [Pass 1, Ultra 1 to 1]
    CRC32: 525D73F9 AccurateRip CRC: A8CA0E0C (NEW) [DiscID: 012-001308a8-00b4f8e9-920ab40c-12]

    Comment

    • Spoon
      Administrator
      • Apr 2002
      • 44515

      #3
      Re: noob questions re "inaccurate", "secure", cache size...

      >Also, when I ran "Test FUA Support", it reported "FUA appears to clear the cache and will be used" even though my drive is not a Plextor. Is it OK to leave that box checked?

      Uncheck FUA

      It looks like you can set the cache to 64KB (or there abouts).

      Testing against the CD-r is not great (as far as AccurateRip is concerned) as you cannot be sure it was written exactly as the original disc.
      Spoon
      www.dbpoweramp.com

      Comment

      • huge

        • Feb 2011
        • 6

        #4
        Re: noob questions re "inaccurate", "secure", cache size...

        Originally posted by Spoon
        >Also, when I ran "Test FUA Support", it reported "FUA appears to clear the cache and will be used" even though my drive is not a Plextor. Is it OK to leave that box checked?

        Uncheck FUA

        It looks like you can set the cache to 64KB (or there abouts).

        Testing against the CD-r is not great (as far as AccurateRip is concerned) as you cannot be sure it was written exactly as the original disc.
        OK, first of all ... thanks for the reply. And then second ... is there any way I could have known either of those things if you didn't tell me? I'm not trying to be a pain, but I'd like to be able to install the software on other drives and know how to determine the settings.

        The FUA test feature clearly says "FUA appears to clear the cache and will be used". What does that mean if I'm not supposed to check the FUA box?

        And how did you arrive at 64KB when dBpoweramp's Detect Cache feature reports 6KB?

        Again - thanks for your info, I've already changed the settings exactly as you suggested. I just want to try to understand how to determine that on my own, if at all possible.

        Comment

        • dbfan
          dBpoweramp Guru

          • Jan 2011
          • 937

          #5
          Re: noob questions re "inaccurate", "secure", cache size...

          Fua is really for pleater only.

          64kb as dbpoweramp would read around 64kb even if set to 1kb as it is the minimum block size

          Comment

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