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Memory Management Between ZFS and Applications in Oracle Solaris 11.x (Doc ID 1663862.1)

Last updated on JANUARY 12, 2024

Applies to:

Solaris Operating System - Version 11.1 and later
Oracle Solaris on SPARC (64-bit)
Oracle Solaris on x86-64 (64-bit)


This document contains information regarding new tunable parameters limiting how much memory can be used by the ZFS ARC cache.

Troubleshooting Steps

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In this Document
Troubleshooting Steps
 The user_reserve_hint_pct Parameter
 Considerations for user_reserve_hint_pct Parameter
 zfs_arc_max Vs user_reserve_hint_pct
 How to calculate a suitable value
 Setting the user_reserve_hint_pct Parameter
 The zfs_arc_max_percent parameter
 Setting the zfs_arc_max_percent parameter

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