[zfs-discuss] "du -ksh ." taking hours to complete

Kash Pande kashpande at gmail.com
Wed Nov 14 12:43:27 EST 2018


On 2018-11-14 6:31 a.m., Durval Menezes wrote:
> What is supposed to be the main advantage over L2ARC on SSD plus 
> "secondary cache=metadata"? Just to keep the secondary cache still
> available for normal (non-meta) data? 


L2ARC is not primed at boot.


Metadata writes still go to main vdev and trickle into L2ARC from ARC.


Metadata vdev (#5182) allows us to permanently offload operations.


Kash



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