blablabloe

5 ms·

1. 1.▲
   by blablabloe 10y ago

   It's not required, but it doesn't make sense to use ZFS but not to use ECC memory. That's the point. It's like locking the backdoor but leaving the front door wide open.
2. 2.▲
   by blablabloe 10y ago

   If you run on proper enterprise gear, the likelyhood of encountering an issue like this is very, very rare. HP/Dell/SM servers are all ECC memory top to bottom, are properly wired (snark) and SANs have also ECC everywhere. Even
3. 3.▲
   by blablabloe 10y ago

   When a double-parity error is detected, the operating system should halt. Maybe that didn't happen properly. Tripple parity errors may go undetected, but how likely is that. I wonder what 'really' happened.
4. 4.▲
   by blablabloe 10y ago

   Enterprise disks do have ECC cache as opposed to consumer drives. Was it a consumer drive?
5. 5.▲
   by blablabloe 10y ago

   The story here is not how Silent Data Corruption is real. The story is that somebody did a bad home brew server build and fucked up. So ZFS protects against end-user mistakes. I was really hoping about a story on some large-scale study on s