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What are your ARC statistics?

Western Digital Drives - The Preferred Drives of FreeNAS and TrueNAS CORE

Agurri

Neophyte
Joined
Nov 13, 2015
Messages
5
  • Mainly jails for media service. General file server
  • 1:32PM up 30 days, 2:54, 1 user, load averages: 1.97, 1.95, 2.02
  • 9.97TiB / 10.9TiB (Volume1)
  • 8.34GiB / 14.4GiB (freenas-boot)
  • 9.93GiB (MRU: 8.96GiB, MFU: 1000.35MiB) / 16.00GiB
  • Hit ratio -> 54.41% (higher is better)
  • Prefetch -> 44.08% (higher is better)
  • Hit MFU:MRU -> 85.05%:8.56% (higher ratio is better)
  • Hit MRU Ghost -> 0.95% (lower is better)
  • Hit MFU Ghost -> 3.81% (lower is better)

Never realised my hit ratio was that low.
 

mauirixxx

Member
Joined
Oct 2, 2013
Messages
57
  • Simple SMB file server, zero other services, hosting Linux ISO's for Plex
  • 1:25PM up 4:47, 2 users, load averages: 0.38, 0.39, 0.40
  • 4.25GiB / 15.5GiB (freenas-boot)
  • 21.0TiB / 36.2TiB (plexmedia)
  • 42.02GiB (MRU: 33.30GiB, MFU: 8.71GiB) / 48.00GiB
  • Hit ratio -> 88.13% (higher is better)
  • Prefetch -> 31.27% (higher is better)
  • Hit MFU:MRU -> 94.77%:4.88% (higher ratio is better)
  • Hit MRU Ghost -> 0.00% (lower is better)
  • Hit MFU Ghost -> 0.00% (lower is better)
 

kspare

Senior Member
Joined
Feb 19, 2015
Messages
470
[*] 5:57PM up 2 days, 12 mins, 2 users, load averages: 3.29, 1.69, 1.51
[*]1.01GiB / 58.5GiB (freenas-boot)
[*]12.6TiB / 39.9TiB (san03)
[*]905.63GiB (MRU: 619.21GiB, MFU: 286.42GiB) / 1.00TiB
[*]Hit ratio -> 96.31% (higher is better)
[*]Prefetch -> 38.51% (higher is better)
[*]Hit MFU:MRU -> 89.00%:10.68% (higher ratio is better)
[*]Hit MRU Ghost -> 0.03% (lower is better)
[*]Hit MFU Ghost -> 0.33% (lower is better)
 

miguellee

Junior Member
Joined
Apr 7, 2018
Messages
13
  • Simple SMB file server
  • 10:58AM up 10:41, 1 user, load averages: 0.44, 0.34, 0.29
  • 7.46GiB / 15.9GiB (freenas-boot)
  • 3.82TiB / 21.8TiB (tank)
  • 628.43MiB (MRU: 1003.63MiB, MFU: 1.81GiB) / 24.00GiB
  • Hit ratio -> 99.44% (higher is better)
  • Prefetch -> 7.53% (higher is better)
  • Hit MFU:MRU -> 90.87%:8.94% (higher ratio is better)
  • Hit MRU Ghost -> 0.00% (lower is better)
  • Hit MFU Ghost -> 0.00% (lower is better)
 

kspare

Senior Member
Joined
Feb 19, 2015
Messages
470
[*] 8:00AM up 6 days, 14:16, 1 user, load averages: 2.95, 2.32, 1.83
[*]1.01GiB / 58.5GiB (freenas-boot)
[*]12.7TiB / 39.9TiB (san03)
[*]903.74GiB (MRU: 544.51GiB, MFU: 359.31GiB) / 1.00TiB
[*]Hit ratio -> 96.49% (higher is better)
[*]Prefetch -> 41.19% (higher is better)
[*]Hit MFU:MRU -> 88.40%:11.28% (higher ratio is better)
[*]Hit MRU Ghost -> 0.15% (lower is better)
[*]Hit MFU Ghost -> 0.35% (lower is better)
 
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