tape record bigger than supplied buffer
Chuck Swiger
cswiger at mac.com
Tue Jun 14 17:44:47 GMT 2005
Alex Zbyslaw wrote:
> Damian Sobieralski wrote:
>> I added the following to my tape drive area in the bacula-sd-conf:
>>
>> Minimum Block Size = 64512
>> Maximum Block Size = 64512
>>
>> I'm not seeing those errors any longer. I've restored and all seems
>> to go well.
>
> Good stuff! Did that number come out of your tape drive manual, in the
> end? Just wondering why 64512 rather than 65536...
It's 63K. I've seen recommendations elsewhere to use a tape blocksize of 63K
rather than 64K if hardware compression is enabled, because sometimes the data
doesn't have a positive compression ratio...
--
-Chuck
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