Windows Server

  • Event ID 257 Slab Consolidation Not Optimized

    Event 257 Defrag Slab Consolidation Not Optimized

    Following the installation of a new Veeam One platform on a Windows 2012 R2 server (now migrated to W2019), I encountered an issue with the deduplication and defragmentation of a partition on the HDD. An “Event 257 Slab Consolidation Not Optimized” appeared. The volume (C:) was not optimized because an error was encountered: Neither Slab Consolidation nor Slab Analysis will…

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