For a VxFS cache area, the statistics do not change after you unmount and mount the file systems. For a cluster file system, the statistics do not change after you reboot the cluster nodes.
To view the detailed caching statistics for a VxFS cache area
# sfcache stat sfcachearea_2
TYPE: VxFS NAME: sfcachearea_2 Cache Size: 9.97 GB Cache Utilization: 1.133 GB (11.37 %) File Systems Using Cache: 3 Writeback Cache Use Limit: 8 GB Writeback Flush Timelag: 10 s Read Cache Writeback Hit Ratio Data Read Data Written Hit Ratio Data Written Total: 0.00 % 0 KB 195.0 MB 100.00 % 78.0 MB /mnt1: 0.00 % 0 KB 78.0 MB 100.00 % 39.0 MB /mnt2: 0.00 % 0 KB 39.0 MB 0.00 % 0 KB /mnt3: 0.00 % 0 KB 78.0 MB 100.00 % 39.0 MB
# sfcache stat -l TYPE: VxFS NAME: cachedg_lpr1/cachevol Cache Size: 200 GB Cache Utilization: 714.0 MB ( 0.35 %) File Systems Using Cache: 5 Writeback Cache Use Limit: Unlimited Writeback Flush Timelag: 300 s Read Cache Writeback Hit Ratio Data Read Data Written Files Cached Files Pinned Data Pinned Hit Ratio Data Written Total: 43.42 % 297 MB 116 MB 6 3 5 MB 34.24 % 200.5 MB /mnt1: 43.42 % 297 MB 116 MB 6 3 5 MB 34.24 % 200.5 MB