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HPCC-32912 Ensure the row manager peak pages is updated correctly #19251

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HPCC-32912 Ensure the row manager peak pages is updated correctly #19251

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@ghalliday ghalliday commented Oct 30, 2024 •
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Type of change:

  • This change is a bug fix (non-breaking change which fixes an issue).
  • This change is a new feature (non-breaking change which adds functionality).
  • This change improves the code (refactor or other change that does not change the functionality)
  • This change fixes warnings (the fix does not alter the functionality or the generated code)
  • This change is a breaking change (fix or feature that will cause existing behavior to change).
  • This change alters the query API (existing queries will have to be recompiled)

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  • My code follows the code style of this project.
    • My code does not create any new warnings from compiler, build system, or lint.
  • The commit message is properly formatted and free of typos.
    • The commit message title makes sense in a changelog, by itself.
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  • My change requires a change to the documentation.
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    • I have created a JIRA ticket to update the documentation.
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  • The change has been fully tested:
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    • Existing deployed queries will not be broken
    • This change fixes the problem, not just the symptom
    • The target branch of this pull request is appropriate for such a change.
  • There are no similar instances of the same problem that should be addressed
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Jira Issue: https://hpccsystems.atlassian.net//browse/HPCC-32912

Jirabot Action Result:
Assigning user: [email protected]
Workflow Transition To: Merge Pending
Updated PR

@ghalliday ghalliday removed the request for review from afishbeck October 30, 2024 16:44
@ghalliday ghalliday closed this Oct 30, 2024
@ghalliday ghalliday reopened this Oct 30, 2024
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Jira Issue: https://hpccsystems.atlassian.net//browse/HPCC-32912

Jirabot Action Result:
Workflow Transition To: Merge Pending

mckellyln
mckellyln reviewed Oct 31, 2024
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roxie/roxiemem/roxiemem.cpp
continue;
}
else
{
//Unlimited pages => just increment the total
totalHeapPages.fetch_add(numRequested, std::memory_order_relaxed);
newHeapPages = totalHeapPages.fetch_add(numRequested, std::memory_order_relaxed) + numRequested;
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This is a fetch_add(), should we be adding numRequested twice ?

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ok, no, its correct as is. fetch_add() returns value before increment

mckellyln
mckellyln approved these changes Oct 31, 2024
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I think this looks correct

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@mckellyln mckellyln mckellyln approved these changes

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