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[Part 3/6] feat(telemetry): enhance metrics with performance monitoring APIs #8113

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Merged
joshualitt merged 3 commits into from
Sep 25, 2025
Merged

[Part 3/6] feat(telemetry): enhance metrics with performance monitoring APIs #8113

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5a443ea
feat(telemetry): enhance metrics and constants; export performance me…
eLyiN Sep 9, 2025
3e3c961
refactor(telemetry): simplify memory metrics and isolate regression t…
eLyiN Sep 19, 2025
3a09ed4
fix(telemetry): replace console.warn with diag.warn for baseline comp…
eLyiN Sep 19, 2025
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22 changes: 22 additions & 0 deletions packages/core/src/telemetry/constants.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -48,3 +48,25 @@ export const METRIC_MODEL_ROUTING_FAILURE_COUNT =
'gemini_cli.model_routing.failure.count';
export const METRIC_MODEL_SLASH_COMMAND_CALL_COUNT =
'gemini_cli.slash_command.model.call_count';

// Performance Monitoring Metrics
export const METRIC_STARTUP_TIME = 'gemini_cli.startup.duration';
export const METRIC_MEMORY_USAGE = 'gemini_cli.memory.usage';
export const METRIC_CPU_USAGE = 'gemini_cli.cpu.usage';
export const METRIC_TOOL_QUEUE_DEPTH = 'gemini_cli.tool.queue.depth';
export const METRIC_TOOL_EXECUTION_BREAKDOWN =
'gemini_cli.tool.execution.breakdown';
export const METRIC_TOKEN_EFFICIENCY = 'gemini_cli.token.efficiency';
export const METRIC_API_REQUEST_BREAKDOWN = 'gemini_cli.api.request.breakdown';
export const METRIC_PERFORMANCE_SCORE = 'gemini_cli.performance.score';
export const METRIC_REGRESSION_DETECTION = 'gemini_cli.performance.regression';
export const METRIC_REGRESSION_PERCENTAGE_CHANGE =
'gemini_cli.performance.regression.percentage_change';
export const METRIC_BASELINE_COMPARISON =
'gemini_cli.performance.baseline.comparison';

// Performance Events
export const EVENT_STARTUP_PERFORMANCE = 'gemini_cli.startup.performance';
export const EVENT_MEMORY_USAGE = 'gemini_cli.memory.usage';
export const EVENT_PERFORMANCE_BASELINE = 'gemini_cli.performance.baseline';
export const EVENT_PERFORMANCE_REGRESSION = 'gemini_cli.performance.regression';
30 changes: 30 additions & 0 deletions packages/core/src/telemetry/index.ts
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Expand Up @@ -74,3 +74,33 @@ export {
recordUserActivity,
isUserActive,
} from './activity-detector.js';
export {
// Core metrics functions
recordToolCallMetrics,
recordTokenUsageMetrics,
recordApiResponseMetrics,
recordApiErrorMetrics,
recordFileOperationMetric,
recordInvalidChunk,
recordContentRetry,
recordContentRetryFailure,
recordModelRoutingMetrics,
// Performance monitoring functions
recordStartupPerformance,
recordMemoryUsage,
recordCpuUsage,
recordToolQueueDepth,
recordToolExecutionBreakdown,
recordTokenEfficiency,
recordApiRequestBreakdown,
recordPerformanceScore,
recordPerformanceRegression,
recordBaselineComparison,
isPerformanceMonitoringActive,
// Performance monitoring types
PerformanceMetricType,
MemoryMetricType,
ToolExecutionPhase,
ApiRequestPhase,
FileOperation,
} from './metrics.js';
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