Re: Multiple errors with DVD drive

J.J. Berkhout
2022-09-21T14:57:12Z

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Hello,

On 21-09-2022 14:38, J.J. Berkhout wrote:
> On 21-09-2022 13:58, Niklas Cassel wrote:
>> Another way do disable lpm is to do:
>>
>> $ ls -al /sys/class/scsi_host/host*
>>
>> Find your device in the list. My device is:
>> /sys/class/scsi_host/host13/
>>
>> Print the current lpm policy for your device:
>> $ cat /sys/class/scsi_host/host13/link_power_management_policy
>> med_power_with_dipm
>>
>> Anything other than "max_performance" means that you have (a varying degree)
>> of low power modes enabled.
>>
>> $ sudo sh -c "echo max_performance > /sys/class/scsi_host/host13/link_power_management_policy"
>>
>> $ cat /sys/class/scsi_host/host13/link_power_management_policy
>> max_performance
>>
>> Try reading from the optical drive after ensuring that the policy is
>> "max_performance".
>>
>
> Yes, this worked and did the trick! Reading without any errors. I did
> not yet try to write, but will do so today.

I just wrote two Blu-Ray disks without problems.
Perfect.

Jaap Berkhout.