# ARC Sizing
arc_size = Kstat["kstat.zfs.misc.arcstats.size"]
- mru_size = Kstat["kstat.zfs.misc.arcstats.p"]
+ mru_size = Kstat["kstat.zfs.misc.arcstats.mru_size"]
+ mfu_size = Kstat["kstat.zfs.misc.arcstats.mfu_size"]
target_max_size = Kstat["kstat.zfs.misc.arcstats.c_max"]
target_min_size = Kstat["kstat.zfs.misc.arcstats.c_min"]
target_size = Kstat["kstat.zfs.misc.arcstats.c"]
]
output['arc_size_break'] = {}
- if arc_size > target_size:
- mfu_size = (arc_size - mru_size)
- output['arc_size_break']['recently_used_cache_size'] = {
- 'per': fPerc(mru_size, arc_size),
- 'num': fBytes(mru_size),
- }
- output['arc_size_break']['frequently_used_cache_size'] = {
- 'per': fPerc(mfu_size, arc_size),
- 'num': fBytes(mfu_size),
- }
-
- elif arc_size < target_size:
- mfu_size = (target_size - mru_size)
- output['arc_size_break']['recently_used_cache_size'] = {
- 'per': fPerc(mru_size, target_size),
- 'num': fBytes(mru_size),
- }
- output['arc_size_break']['frequently_used_cache_size'] = {
- 'per': fPerc(mfu_size, target_size),
- 'num': fBytes(mfu_size),
- }
+ output['arc_size_break']['recently_used_cache_size'] = {
+ 'per': fPerc(mru_size, mru_size + mfu_size),
+ 'num': fBytes(mru_size),
+ }
+ output['arc_size_break']['frequently_used_cache_size'] = {
+ 'per': fPerc(mfu_size, mru_size + mfu_size),
+ 'num': fBytes(mfu_size),
+ }
# ARC Hash Breakdown
hash_chain_max = Kstat["kstat.zfs.misc.arcstats.hash_chain_max"]