Kbase P55542: How can -spin 1 improve performance on a single processor machine?
| Autor |
Progress Software Corporation - Progress |
| Acesso |
Público |
| Publicação |
10/16/2008 |
|
Status: Unverified
GOAL:
How can -spin 1 improve performance on a single processor machine?
FIX:
With "-spin 1", you are giving a process the chance to get a latch without pausing (waiting on a semaphore) if the first attempt to get that latch was not successful.
For checking the usefulness of "-spin 1", you can check with and without that startup parameter the
Wait on semaphore
using PROMON - option R&D - option 2. Activity Displays ... - option 13. Other.