Sun Storage 7000 Unified Storage System: Rough estimates of access times to disks, ARC and L2ARC at the ZFS layer
(Doc ID 1574124.1)
Last updated on JANUARY 31, 2022
Applies to:
Sun Storage 7110 Unified Storage System - Version All Versions and laterSun ZFS Storage 7120 - Version All Versions and later
Sun ZFS Storage 7320 - Version All Versions and later
Sun Storage 7410 Unified Storage System - Version All Versions and later
Sun ZFS Storage 7420 - Version All Versions and later
7000 Appliance OS (Fishworks)
Disks are slower than L2ARC ... which is slower than ARC. But by how much ?
Purpose
That document intends to consider how much faster is L2ARC against disks. And how much faster is ARC against L2ARC.
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Scope
This document applies to the ZFSSA appliance where ARC is configured by default to 98% of the RAM, and where L2ARC .i.e. SSDs can be installed.
Details
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In this Document
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