Samsung sp2514n service manual

Smartd.conf5 - Linux man page - Linux Die -

Instead it will report that no resettable DMA channels were found. The program tries to reenable DMA in the registry exactly as described below, for all suitable (S)ATA channels.

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If you use the program again after a short while, it may again report that it has reset the channels.

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It uses a procedure ed cycle stealing, where the central processor memory access cycles are delayed for very short times to intersperse DMA controller memory access cycles.

Smartctl8 - FreeBSD

Note also that many CD and DVD drives only use UDMA-2, because their data rate is much lower than that of a hard disk. Windows then redetects the DMA status after the next reboot.

Samsung sp2514n service manual:

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