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Operating Systems Solaris Monitoring Paging and Swapping Post 303024840 by jlliagre on Wednesday 17th of October 2018 07:31:56 PM
Old 10-17-2018
That's a good question. You can compute it from kstat values, e.g.:

Code:
kstat -p "::arcstats:demand_*data*" 10 10

The hit ratio is equal to 100.*xxx_hits/(xxx_hits+xxx_misses) with xxx being demand_data or demand_metadata
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kstat_delete(9F)					   Kernel Functions for Drivers 					  kstat_delete(9F)

NAME
kstat_delete - remove a kstat from the system SYNOPSIS
#include <sys/types.h> #include <sys/kstat.h> void kstat_delete(kstat_t *ksp); INTERFACE LEVEL
Solaris DDI specific (Solaris DDI) PARAMETERS
ksp Pointer to a currently installed kstat(9S) structure. DESCRIPTION
kstat_delete() removes ksp from the kstat chain and frees all associated system resources. RETURN VALUES
None. CONTEXT
kstat_delete() can be called from any context. SEE ALSO
kstat_create(9F), kstat_install(9F), kstat_named_init(9F), kstat(9S) Writing Device Drivers NOTES
When calling kstat_delete(), the driver must not be holding that kstat's ks_lock. Otherwise, it may deadlock with a kstat reader. SunOS 5.11 4 Apr 1994 kstat_delete(9F)
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