> On Dec 5, 2014, at 3:23 AM, Michael <[email protected]> wrote:
> 
> 
> On 2014-12-04, at 8:06 PM, LuKreme <[email protected]> wrote:
> 
>> 
>>> On Dec 4, 2014, at 10:25 AM, Michael <[email protected]> wrote:
>>> 
>>> I'd like a way to verify a time machine backup.
>> 
>> If Time Machine completed without an error, it’s verified.
> 
> That is just silly.

Not really.

> 1. Any program can have bugs. Time machine included. (I have found time 
> machine making errors, and reported them. The only solution I have so far is 
> to wipe the backup and start over).

And if it had a bug, it would STILL verify.

> 2. Unless you flush the system cache and the drive cache, and force a re-read 
> from the media, there is no way to test for silent data corruption. I don't 
> think time machine does this. I don't know of any system API to flush the 
> kernel cache, nor of any device independent way to flush the drive cache.

No, Time machine writes and check what it wrote. If it can read a corrupted 
file, then it will write and verify a corrupted file. But then, so will 
anything else.


-- 
NO ONE WANTS TO HEAR FROM MY ARMPITS Bart chalkboard Ep. 3F01

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