constant zfs data corruption

Chuck Swiger cswiger at
Mon Oct 20 10:52:37 PDT 2008

On Oct 20, 2008, at 10:19 AM, Jeremy Chadwick wrote:
>> He's not getting working filesystem redundancy with the existing  
>> config
>> and is vulnerable to losing data from a single drive failure, agreed.
>> But the ZFS checksum mechanism should still be working to detect data
>> corruption, even though ZFS cannot recover the corrupted data the  
>> way it
>> otherwise would if redundancy was available.
> Ahh, I see.  So to paraphrase, ZFS can detect checksum errors (data
> corruption) using any pool type (single disk, mirror, raidz,  
> whatever),
> but can only *repair* the error when using a mirror or raidz.

I think that should be the case, yes.


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