| 
 
FILE#   | 
 
NUMBER   | 
 
Number of the file   | 
| 
 
PHYRDS   | 
 
NUMBER   | 
 
Number of physical reads done   | 
| 
 
PHYWRTS   | 
 
NUMBER   | 
 
Number of times DBWR is required to write   | 
| 
 
PHYBLKRD   | 
 
NUMBER   | 
 
Number of physical blocks read   | 
| 
 
PHYBLKWRT   | 
 
NUMBER   | 
 
Number of blocks written to disk; which may be the same as PHYWRTS if all writes are single blocks   | 
| 
 
READTIM    | 
 
NUMBER   | 
 
Time (in hundredths of a second) spent doing reads if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
WRITETIM   | 
 
NUMBER   | 
 
Time (in hundredths of a second) spent doing writes if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
AVGIOTIM   | 
 
NUMBER   | 
 
The average time (in hundredths of a second) spent on I/O, if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
LSTIOTIM   | 
 
NUMBER   | 
 
The time (in hundredths of a second) spent doing the last I/O, if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
MINIOTIM   | 
 
NUMBER   | 
 
The minimum time (in hundredths of a second) spent on a single I/O, if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
MAXIOWTM   | 
 
NUMBER   | 
 
The maximum time (in hundredths of a second) spent doing a single write, if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   | 
| 
 
MAXIORTM   | 
 
NUMBER   | 
 
The maximum time (in hundredths of a second) spent doing a single read, if the TIMED_STATISTICS parameter is TRUE; 0 if FALSE   |