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@jrudolph
Last active April 4, 2018 08:55
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Where's my memory gone (Linux) Part X
  • Slab: Cache for kernel level objects (check with top or atop)
  • View slab contents: slabtop
  • ext4_inode_cache: cached directory/FS-allocation data
  • if high: probably because of crashplan syncing stuff
  • to clean cache (not sure if this has any positive effect other than showing more free memory): sync; sysctl vm.drop_caches=3
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