sol8# prex -k
Type "help" for help ...
prex> enable io
prex> trace io
prex> enable vm
prex> trace vm
prex> buffer alloc
Buffer of size 393216 bytes allocated
prex> ktrace on
prex> ktrace off
prex> quit

sol8# tnfxtract trace.io
sol8# tnfdump trace.io >trace.io.txt
sol8# vi trace*txt

probe    tnf_name: "biodone" tnf_string: "keys io blockio;file ../../common/os/bio.c;line 1195;"
probe    tnf_name: "pageout" tnf_string: "keys vm pageio io;file ../../common/vm/vm_pvn.c;line 555;"
probe    tnf_name: "strategy" tnf_string: "keys io blockio;file ../../common/os/driver.c;line 369;"
---------------- ---------------- ----- ----- ---------- --- ------------------------- ------------------------
    Elapsed (ms)       Delta (ms)   PID LWPID    TID     CPU Probe Name                Data / Description . . .
---------------- ---------------- ----- ----- ---------- --- ------------------------- ------------------------
        0.000000         0.000000  5015     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
        0.009631         0.009631  5015     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
        0.121438         0.111807  5015     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
       19.603057        19.481619  5016     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       19.613780         0.010723  5016     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       19.699819         0.086039  5016     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
       59.717696        40.017877  5018     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       59.728368         0.010672  5018     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       59.821429         0.093061  5018     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
       78.296580        18.475151  5019     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       78.306348         0.009768  5019     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
       78.398224         0.091876  5019     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
      118.269198        39.870974  5021     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
      118.279562         0.010364  5021     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
      118.367575         0.088013  5021     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
      137.307359        18.939784  5022     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
      137.318260         0.010901  5022     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
      137.405388         0.087128  5022     1 0x300020e2d20   0 pageout                   vnode: 0x30000ca57e8 pages_pageout: 0 pages_freed: 0 pages_reclaimed: 0
      176.991087        39.585699  5024     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8
      177.001395         0.010308  5024     1 0x300020e2d20   0 biodone                   device: 584115552256 block: 2008812 buf: 0x300017d09c8

sol8# mdb -k
Loading modules: [ unix krtld genunix ufs_log ip nfs random ptm ipc logindmux ]
> 0x30000ca57e8::vnode2path
/export/home/rmc