Fix performance degradation in Ubuntu#815
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sfatimar merged 1 commit intoSep 23, 2025
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ericcraw
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Sep 17, 2025
Fix issue with creating backend for every inference iteration. The issue was caused by using std::map operator[] that created a pair with key and empty value. In Ubuntu std::map insert method won't override the key value in backend_map if key exists in map (created by operator[])
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sfatimar
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Sep 23, 2025
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Description
Fix issue with creating backend for every inference iteration. The issue was caused by using std::map operator[] that created a pair with key and empty value. In Ubuntu std::map insert method won't override the key value in backend_map if key exists in map (created by operator[])
Motivation and Context
Starting from commit cbef617 there is huge performance degradation in onnxruntime_perf_test tests in Ubuntu24.
Ticket: https://jira.devtools.intel.com/browse/EISW-173294