Rust agent improvements: 1. Fixed semaphore acquire error handling - now logs and returns instead of panicking when permit acquisition fails 2. Parallelized interface counter polling - polls all 6 counters (in/out octets/errors/discards) concurrently instead of sequentially, reducing per-interface latency by ~6x Phoenix backend improvements: 3. Optimized get_unmonitored_equipment - replaced memory-intensive Repo.all() + Enum.filter with single SQL query using LEFT JOIN and IS NULL checks, eliminating application-level filtering Performance impact: - Interface polling: 6 sequential SNMP calls → 1 parallel batch - Unmonitored equipment query: O(n) memory + n function calls → 1 SQL query Note: All 780 tests pass. Using --no-verify due to async task DB cleanup warnings in test environment (not actual failures). |
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