https://doc.pfsense.org/index.php/DMA_and_LBA_Errors


On Mon, Oct 28, 2013 at 12:18 PM, Bob Gustafson <[email protected]> wrote:

> I installed 2.1 on a SanDisk 4GB Ultra (200x) for use on an Alix board.
>
> I configured the ethernet ports using the serial connection and then left
> the connection and minicom running while I did more configuration using the
> ethernet webConfigurator.
>
> Every time I would make a change to the configuration, I get:
>
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
>
> from the serial port. Even though it says FAILURE, the configuration was
> retained. (Perhaps a power cycle will wipe it out. Will power cycle in a
> minute and report here)
>
> Can I do something to fix the problem, or eliminate the messages?
>
> Perhaps the SanDisk Ultra is too fast? I picked it more for reliability
> than speed. Perhaps it was not a good choice.
>
> -----
>
> On power cycle, there were some read errors:
>
> ...uhub0: 4 ports with 4 removable, self powered
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
> ad0: FAILURE - READ status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND>
> LBA=78139
> Root mount waiting for: usbus1
> uhub1: 4 ports with 4 removable, self powered
> Trying to mount root from ufs:/dev/ufs/pfsense0
> Configuring crash dumps...
> Mounting filesystems...
> Setting up memory disks... done.
> Disabling APM onad0: FAILURE - SETFEATURES 0x85 status=51<READY,DSC,ERROR>
> erro>
>  /dev/ad0
> ...
>
> but it seems all of my configuration information was retained.
>
> Bob G
>
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