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Oracle ZFS Storage Appliance: AK 8.7.x Resilver Possible Data Corruption Issue - The Full Story (Doc ID 2365879.1)

Last updated on MAY 15, 2018

Applies to:

Oracle ZFS Storage ZS5-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS5-2 - Version All Versions to All Versions [Release All Releases]
Sun ZFS Storage 7320 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS4-4 - Version All Versions to All Versions [Release All Releases]
Oracle ZFS Storage ZS3-4 - Version All Versions to All Versions [Release All Releases]
7000 Appliance OS (Fishworks)

Symptoms

After resilver completion of a replacement disk drive, data corruption is seen in a zpool.

 

Changes

Upgrading to the AK8.7.x code baseline from an older version brings in effect a change in the resilver methodology utilizing a sequential resilver algorithm.

 

Cause

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