# performance_advisor URL: /api/analysis/performance_advisor/ Section: analysis -------------------------------------------------------------------------------- performance_advisor - Bengal window.BENGAL_THEME_DEFAULTS = { appearance: 'dark', palette: 'snow-lynx' }; // Progressive Enhancement System Configuration window.Bengal = window.Bengal || {}; window.Bengal.enhanceBaseUrl = '/bengal/assets/js/enhancements'; window.Bengal.watchDom = true; window.Bengal.debug = false; (function () { try { var defaults = window.BENGAL_THEME_DEFAULTS || { appearance: 'system', palette: '' }; var defaultAppearance = defaults.appearance; if (defaultAppearance === 'system') { defaultAppearance = (window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches) ? 'dark' : 'light'; } var storedTheme = localStorage.getItem('bengal-theme'); var storedPalette = localStorage.getItem('bengal-palette'); var theme = storedTheme ? (storedTheme === 'system' ? defaultAppearance : storedTheme) : defaultAppearance; var palette = storedPalette ?? defaults.palette; document.documentElement.setAttribute('data-theme', theme); if (palette) { document.documentElement.setAttribute('data-palette', palette); } } catch (e) { document.documentElement.setAttribute('data-theme', 'light'); } })(); Skip to main content Magnifying Glass ESC Recent Clear Magnifying Glass No results for "" Try different keywords or check your spelling Start typing to search... ↑↓ Navigate ↵ Open ESC Close Powered by Lunr ᓚᘏᗢ Documentation Info About Arrow Clockwise Get Started Note Tutorials File Text Content Palette Theming Settings Building Starburst Extending Bookmark Reference Learning Tracks Releases Dev GitHub API Reference bengal CLI Magnifying Glass Search ⌘K Palette Appearance Chevron Down Mode Monitor System Sun Light Moon Dark Palette Snow Lynx Brown Bengal Silver Bengal Charcoal Bengal Blue Bengal List ᓚᘏᗢ Magnifying Glass Search X Close Documentation Info About Arrow Clockwise Get Started Note Tutorials File Text Content Palette Theming Settings Building Starburst Extending Bookmark Reference Learning Tracks Releases Dev GitHub API Reference bengal CLI Palette Appearance Chevron Down Mode Monitor System Sun Light Moon Dark Palette Snow Lynx Brown Bengal Silver Bengal Charcoal Bengal Blue Bengal API Reference __main__ bengal Caret Right Folder Analysis community_detection graph_analysis graph_reporting graph_visualizer knowledge_graph link_suggestions link_types page_rank path_analysis performance_advisor results Caret Right Folder Assets manifest pipeline Caret Right Folder Autodoc base config docstring_parser utils virtual_orchestrator Caret Right Folder Extractors cli openapi python Caret Right Folder Models cli common openapi python Caret Right Folder Cache asset_dependency_map cache_store cacheable compression dependency_tracker page_discovery_cache query_index query_index_registry taxonomy_index utils Caret Right Folder Build Cache autodoc_tracking core file_tracking fingerprint parsed_content_cache rendered_output_cache taxonomy_index_mixin validation_cache Caret Right Folder Indexes author_index category_index date_range_index section_index Caret Right Folder Cli __main__ base site_templates utils Caret Right Folder Commands assets build clean collections config debug explain fix health init perf project serve site skeleton sources theme utils validate Caret Right Folder Graph __main__ bridges communities orphans pagerank report suggest Caret Right Folder New config presets scaffolds site wizard Caret Right Folder Helpers cli_app_loader cli_output config_validation error_handling menu_config metadata progress site_loader traceback validation Caret Right Folder Skeleton hydrator schema Caret Right Folder Templates base registry Caret Right Folder Blog template Caret Right Folder Changelog template Caret Right Folder Default template Caret Right Folder Docs template Caret Right Folder Landing template Caret Right Folder Portfolio template Caret Right Folder Resume template Caret Right Folder Collections errors loader schemas validator Caret Right Folder Config defaults deprecation directory_loader env_overrides environment feature_mappings hash loader merge origin_tracker validators Caret Right Folder Content Layer entry loaders manager source Caret Right Folder Sources github local notion rest Caret Right Folder Content Types base registry strategies Caret Right Folder Core build_context cascade_engine menu section theme Caret Right Folder Asset asset_core css_transforms Caret Right Folder Page computed content metadata navigation operations page_core proxy relationships utils Caret Right Folder Site core data discovery factories page_caches properties section_registry theme Caret Right Folder Debug base config_inspector content_migrator delta_analyzer dependency_visualizer explainer incremental_debugger models reporter shortcode_sandbox Caret Right Folder Discovery asset_discovery content_discovery Caret Right Folder Fonts downloader generator Caret Right Folder Health autofix base health_check report Caret Right Folder Linkcheck async_checker ignore_policy internal_checker models orchestrator Caret Right Folder Validators anchors assets cache config connectivity cross_ref fonts links menu navigation output performance rendering rss sitemap taxonomy tracks Caret Right Folder Directives analysis checkers constants Caret Right Folder Orchestration asset content full_to_incremental incremental menu postprocess related_posts render section static streaming taxonomy Caret Right Folder Postprocess html_output redirects rss sitemap special_pages Caret Right Folder Output Formats index_generator json_generator llm_generator lunr_index_generator txt_generator utils Caret Right Folder Rendering api_doc_enhancer asset_extractor errors jinja_utils link_transformer link_validator pygments_cache renderer template_context template_profiler validator Caret Right Folder Parsers base factory mistune native_html pygments_patch python_markdown Caret Right Folder Pipeline core output thread_local toc transforms Caret Right Folder Plugins badges cross_references inline_icon term variable_substitution Caret Right Folder Directives _icons admonitions badge base button cache cards checklist code_tabs container contracts data_table dropdown embed errors example_label fenced figure glossary icon include list_table literalinclude marimo navigation options rubric steps tabs target term terminal tokens utils validator video Caret Right Folder Template Engine asset_url core environment manifest menu url_helpers Caret Right Folder Template Functions advanced_collections advanced_strings autodoc collections content crossref data dates debug files get_page i18n icons images math_functions navigation pagination_helpers seo strings tables taxonomies theme urls Caret Right Folder Server build_handler component_preview constants dev_server live_reload pid_manager reload_controller request_handler request_logger resource_manager utils Caret Right Folder Services validation Caret Right Folder Themes config Caret Right Folder Utils atomic_write autodoc build_context build_stats build_summary cli_output css_minifier dates dotdict error_handlers file_io file_lock hashing incremental_constants js_bundler live_progress logger metadata observability page_initializer pagination path_resolver paths performance_collector performance_report profile progress retry rich_console sections swizzle text theme_registry theme_resolution thread_local traceback_config traceback_renderer url_normalization url_strategy API Reference Analysis ᗢ Caret Down Link Copy URL External Open LLM text Copy Copy LLM text Share with AI Ask Claude Ask ChatGPT Ask Gemini Ask Copilot Module analysis.performance_advisor Performance analysis and intelligent suggestions for Bengal builds. Analyzes build statistics and provides context-aware recommendations for improving build speed, resource usage, and developer experience. View source 5 Classes 1 Function Classes SuggestionType Types of performance suggestions. 0 Caret Right Types of performance suggestions. Inherits from Enum SuggestionPriority Priority levels for suggestions. 0 Caret Right Priority levels for suggestions. Inherits from Enum PerformanceSuggestion dataclass A single performance improvement suggestion. Represents an actionable recommendation to improve bu… 1 Caret Right A single performance improvement suggestion. Represents an actionable recommendation to improve build performance, with estimated impact and configuration examples. Attributes Name Type Description type SuggestionType Category of suggestion (BUILD, CONTENT, CONFIG, etc.) priority SuggestionPriority Priority level (HIGH, MEDIUM, LOW) title str Short title of the suggestion description str Detailed explanation of the issue impact str Estimated performance impact (e.g., "Could save ~2.5s") action str What the user should do to implement this suggestion config_example str | None Optional example configuration change Internal Methods 1 Caret Right __str__ Format suggestion for display. 0 str Caret Right def __str__(self) -> str Format suggestion for display. Returns str PerformanceGrade dataclass Overall performance assessment for a build. Provides a letter grade (A-F) and category assessment … 1 Caret Right Overall performance assessment for a build. Provides a letter grade (A-F) and category assessment based on build performance metrics and best practices compliance. Attributes Name Type Description grade str Letter grade (A, B, C, D, or F) score int Numeric score (0-100) category str Performance category ("Excellent", "Good", "Fair", "Poor", "Critical") summary str One-line summary of performance assessment Methods 1 calculate classmethod Calculate performance grade based on build statistics. Scoring factors: - Buil… 1 PerformanceGrade Caret Right def calculate(cls, stats: BuildStats) -> PerformanceGrade Calculate performance grade based on build statistics. Scoring factors: Build speed (pages/second) Time distribution (balanced vs bottlenecked) Cache effectiveness (if incremental) Resource usage Parameters 1 stats BuildStats Returns PerformanceGrade PerformanceAdvisor Analyzes build performance and provides intelligent suggestions. Uses build statistics to identify… 12 Caret Right Analyzes build performance and provides intelligent suggestions. Uses build statistics to identify bottlenecks and recommend optimizations tailored to the specific project. Methods 5 analyze Analyze build and generate suggestions. 0 list[PerformanceSug… Caret Right def analyze(self) -> list[PerformanceSuggestion] Analyze build and generate suggestions. Returns list[PerformanceSuggestion] — List of suggestions, ordered by priority get_grade Get overall performance grade. 0 PerformanceGrade Caret Right def get_grade(self) -> PerformanceGrade Get overall performance grade. Returns PerformanceGrade — PerformanceGrade with score and category get_bottleneck Identify the primary bottleneck phase. 0 str | None Caret Right def get_bottleneck(self) -> str | None Identify the primary bottleneck phase. Returns str | None — Name of slowest phase, or None if well-balanced get_top_suggestions Get top N suggestions. 1 list[PerformanceSug… Caret Right def get_top_suggestions(self, limit: int = 3) -> list[PerformanceSuggestion] Get top N suggestions. Parameters 1 limit int Maximum number of suggestions to return Returns list[PerformanceSuggestion] — Up to limit highest-priority suggestions format_summary Format a text summary of analysis. 0 str Caret Right def format_summary(self) -> str Format a text summary of analysis. Returns str — Multi-line string with analysis summary Internal Methods 7 Caret Right __init__ Initialize performance advisor. 2 None Caret Right def __init__(self, stats: BuildStats, environment: dict[str, Any] | None = None) Initialize performance advisor. Parameters 2 stats BuildStats Build statistics to analyze environment dict[str, Any] | None Environment info from rich_console.detect_environment() _check_parallel_opportunity Check if parallel builds would help. 0 None Caret Right def _check_parallel_opportunity(self) -> None Check if parallel builds would help. _check_incremental_opportunity Check if incremental builds would help. 0 None Caret Right def _check_incremental_opportunity(self) -> None Check if incremental builds would help. _check_rendering_bottleneck Check if rendering is a bottleneck. 0 None Caret Right def _check_rendering_bottleneck(self) -> None Check if rendering is a bottleneck. _check_asset_optimization Check asset processing performance. 0 None Caret Right def _check_asset_optimization(self) -> None Check asset processing performance. _check_memory_usage Check memory usage and suggest optimizations. 0 None Caret Right def _check_memory_usage(self) -> None Check memory usage and suggest optimizations. _check_template_complexity Check for template complexity issues. 0 None Caret Right def _check_template_complexity(self) -> None Check for template complexity issues. Functions analyze_build Quick analysis of build statistics. 2 PerformanceAdvisor Caret Right def analyze_build(stats: BuildStats, environment: dict[str, Any] | None = None) -> PerformanceAdvisor Quick analysis of build statistics. Parameters 2 Name Type Default Description stats BuildStats — Build statistics environment dict[str, Any] | None None Optional environment info Returns PerformanceAdvisor — PerformanceAdvisor with analysis complete ← Previous path_analysis Next → results List © 2025 Bengal ᓚᘏᗢ window.BENGAL_LAZY_ASSETS = { tabulator: '/bengal/assets/js/tabulator.min.js', dataTable: '/bengal/assets/js/data-table.js', mermaidToolbar: '/bengal/assets/js/mermaid-toolbar.9de5abba.js', mermaidTheme: '/bengal/assets/js/mermaid-theme.344822c5.js', graphMinimap: '/bengal/assets/js/graph-minimap.cc7e42e3.js', graphContextual: '/bengal/assets/js/graph-contextual.440e59c6.js' }; window.BENGAL_ICONS = { close: '/bengal/assets/icons/close.911d4fe1.svg', enlarge: '/bengal/assets/icons/enlarge.652035e5.svg', copy: '/bengal/assets/icons/copy.3d56e945.svg', 'download-svg': '/bengal/assets/icons/download.04f07e1b.svg', 'download-png': '/bengal/assets/icons/image.c34dfd40.svg', 'zoom-in': '/bengal/assets/icons/zoom-in.237b4a83.svg', 'zoom-out': '/bengal/assets/icons/zoom-out.38857c77.svg', reset: '/bengal/assets/icons/reset.d26dba29.svg' }; Arrow Up X -------------------------------------------------------------------------------- Metadata: - Author: lbliii - Word Count: 1650 - Reading Time: 8 minutes