Sample output

Disk I/O Management
-------------------

Max Outstanding I/Os            per sec      per xact       count   % of total
------------------------    -----------   -----------   ---------   --------- 
  Server                            n/a           n/a         527         n/a
  Engine 0                          n/a           n/a         429         n/a
  Engine 1                          n/a           n/a         448         n/a
  Engine 2                          n/a           n/a         457         n/a
  Engine 3                          n/a           n/a         508         n/a
  Engine 4                          n/a           n/a         526         n/a
  Engine 5                          n/a           n/a         416         n/a
  Engine 6                          n/a           n/a         425         n/a


I/Os Delayed by
  Disk I/O   Structures             n/a           n/a           0         n/a
  Server Config   Limit             n/a           n/a           0         n/a
  Engine Config Limit               n/a           n/a           0         n/a
  Operating System Limit            n/a           n/a           0         n/a


Total Requested Disk I/Os         547.2          13.5      328339

Completed Disk I/O's
Asynchronous I/O's
  Engine 0                        135.0           3.3       81017       24.7 %
  Engine 1                         70.3           1.7       42172       12.8 %
  Engine 2                         50.1           1.2       30083        9.2 %
  Engine 3                         68.0           1.7       40789       12.4 %
  Engine 4                         72.5           1.8       43473       13.2 %
  Engine 5                         81.2           2.0       48749       14.8 %
  Engine 6                         70.1           1.7       42070       12.8 %
Synchronous I/O's
  Total Completed I/Os              0.0           0.0           0          n/a
------------------------   ------------   -----------   ---------
Total Completed I/Os              547.3          13.5      328353


Device Activity Detail
----------------------

Device:  
  /dev/sybase/c1t0d0s0r                                           
  master                        per sec      per xact       count   % of total
------------------------    -----------   -----------   ---------   --------- 
  Reads                                                  
    APF                             0.0           0.0           2        0.2 %
    Non-APF                         0.3           0.0         154       17.5 %
  Writes                            1.2           0.0         723       82.3 %
-------------------------    ----------   -----------   ---------   ---------
Total I/Os                          1.5           0.0         879        0.3 %


-----------------------------------------------------------------------------

Device:                                                                       
  /dev/sybase/c1t0d0s1r                                                       
  dev01                         per sec      per xact       count   % of total
------------------------    -----------   -----------   ---------   --------- 
Reads                                                                       
  APF                               1.0           0.0         584        0.5 %
    Non-APF                         8.5           0.2        5075        4.3 %
    Writes                        185.6           4.6      111355       95.2 %
-------------------------   -----------   -----------   ---------   --------- 
Total I/Os                        195.0           4.8      117014       35.6 %


----------------------------------------------------------------------------- 

Device:                                                       
  /dev/sybase/c1t0d0s3r                                                  
  dev02                         per sec      per xact       count   % of total
------------------------    -----------   -----------   ---------   --------- 
  Reads                                                                       
    APF                             0.0           0.0           1        0.5 %
    Non-APF                         0.0           0.0           5        2.4 %
  Writes                            0.3           0.0         204       97.1 %
-------------------------   -----------   -----------   ---------   --------- 
Total I/Os                           0.4           0.0        210         0.1%