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Can I issue an NCQ command with sector count over 800h on DriveMaster?

April 26, 2017Command drivemaster ISSUE ncq sector

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Can I issue an NCQ command with sector count over 800h on DriveMaster?

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Yes. By default, maximum sector count for one NCQ command is 800h and QBUFSZ =1. Sector count of more than 800h can be issued by changing the QBUFSZ setting, e.g. if set QBUFSZ=2, maximum sector count for one NCQ command is 1000h. Currently this feature is only applicable on AHCI platform.