Files: Summary statistics - performance information
File performance summary statistics are unavailable online.
| DFHSTUP name | Description |
|---|---|
| File name | The name you specified in the DEFINE FILE command
of resource definition online.
|
| Strings | The maximum permissible number of concurrent updates.
For RLS, the value specified in the ACB macro is ignored. After OPEN
a value of 1024 is returned, indicating the maximum number of strings allowed.
|
| Wait on strings: Total | The total number of 'waits' for strings against
the file.
|
| Wait on strings: HWM | The highest number of 'waits' for strings against
the file.
|
| Buffers: Data | The number of buffers to be used for data. For
RLS, BUFND is ignored and the value specified in the ACB is returned.
This parameter has no effect for z/OS UNIX files.
|
| Buffers: Index | The number of buffers to be used for index. For
RLS, BUFNI is ignored and the value specified in the ACB is returned.
This parameter has no effect for z/OS UNIX files.
|
| Excl Cntl Conflicts | The total number of exclusive control conflicts
that have occurred against VSAM control intervals in this file.
|