double overallTimeMs = (overallEnd - overallStart) / 1_000_000.0;
        double avgThreadTimeMs = totalTime.get() / (threadCount * 1_000_000.0);

        System.out.printf("Connection Pool Performance: %d ops in %.2f ms (%.2f ms avg per thread)%n", successCount.get(), overallTimeMs,
                avgThreadTimeMs);

        // Verify performance improvements

        private final AtomicLong latencyTotal = new AtomicLong();
        
        public double getAverageLatency() {
            long ops = operations.get();
            if (ops == 0) return 0;
            return (double) latencyTotal.get() / ops;
        }
        
        public long getThroughput() {
            return bytesSent.get() + bytesReceived.get();
        }
    }
    

                    }
                } finally {
                    latch.countDown();
                }
            });
        }

        assertTrue(latch.await(10, TimeUnit.SECONDS), "Concurrent ops should complete");
        executor.shutdown();

        assertEquals(threadCount * operationsPerThread, successCount.get(), "All operations should succeed");
    }

    @Test

labels.homePostalAddress=Adres pocztowy (domowy)
labels.user_labeledURI=labeledURI
labels.labeledURI=labeledURI
labels.user_roomNumber=Numer pokoju
labels.roomNumber=Numer pokoju
labels.user_description=Opis
labels.description=Opis
labels.user_title=Tytuł
labels.title=Tytuł
labels.user_pager=Pager
labels.pager=Pager
labels.user_street=Ulica
labels.street=Ulica
labels.user_postalCode=Kod pocztowy

            // Some operations might succeed before key wipe, some might fail after
            // At minimum, we expect some activity (not all operations should be no-ops)
            int totalOperations = successCount.get() + failureCount.get();
            assertTrue(totalOperations > 0, "Some signing/verification operations should have been attempted");
        }

        @Test