MAXSPINS parameter: Difference between revisions
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<dd>System | <dd>System | ||
<dt>Where set | <dt>Where set | ||
<dd>User | <dd>On User 0’s parameter line or reset by system manager | ||
<dt>Related products | <dt>Related products | ||
<dd>All | <dd>All | ||
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==Description== | ==Description== | ||
<p>You can change the number of spins that can be taken when an MPLOCK is not available before going into wait. </p> | <p>You can change the number of spins that can be taken when an MPLOCK is not available before going into wait. </p> | ||
<p>Rocket Software recommends that you test the setting of the MAXSPINS parameter at your site. Increase the value of MAXSPINS, watching for a drop in the values of the LKWAIT and LKPOST statistics. When the values of | <p>Rocket Software recommends that you test the setting of the MAXSPINS parameter at your site. Increase the value of MAXSPINS, watching for a drop in the values of the LKWAIT and LKPOST statistics. When the values of those statistics stop dropping, that's an indication that you've found a good setting for the MAXSPINS parameter.</p> | ||
[[Category:System parameters]] | [[Category:System parameters]] | ||
[[Category:Parameters]] | [[Category:Parameters]] | ||
Latest revision as of 19:29, 2 February 2022
Max number of spins for mplock
Summary
- Default value
- 200
- Parameter type
- System
- Where set
- On User 0’s parameter line or reset by system manager
- Related products
- All
- Introduced
- Model 204 V4.1.1
Description
You can change the number of spins that can be taken when an MPLOCK is not available before going into wait.
Rocket Software recommends that you test the setting of the MAXSPINS parameter at your site. Increase the value of MAXSPINS, watching for a drop in the values of the LKWAIT and LKPOST statistics. When the values of those statistics stop dropping, that's an indication that you've found a good setting for the MAXSPINS parameter.