How do I monitor the performance of a veritas file system?

petulia3478

To monitor the performance of a veritas file system, run the command below, check the vxfsstat man page for the description of the values. The following output is truncated, the command below will five times, every two seconds.

# vxfsstat -c 5 -t 2 /mqseries1

13:26:50.642 Sat Mar 17 13:26:50 2007 -- absolute sample

Lookup, DNLC & Directory Cache Statistics
   342528 maximum entries in dnlc
 70524166 total lookups            99.96% fast lookup
 70570155 total dnlc lookup        99.96% dnlc hit rate
    26929 total enter            1368.64  hit per enter
        0 total dircache setup      0.00  calls per setup
    73942 total directory scan     30.53% fast directory scan

inode cache statistics
     1242 inodes current      1602 peak               342450 maximum
    27424 lookups            90.58% hit rate
     8352 inodes alloced       7110 freed
   174488 sec recycle age [not limited by maximum]
     1800 sec free age