LagOptimizer

LagOptimizer A comprehensive lag mitigation and performance analysis plugin for Spigot/Paper​ .SpoilerTarget">Spoiler: About LagOptimizer keeps your server smooth by automatically purging problematic entities, monitoring performance, and giving admins tools to diagnose and fix lag quickly. .SpoilerTarget">Spoiler: Key Features · Smart Entity Purge – configurable interval, whitelist/blacklist, player-safe distance · Performance Monitoring – TPS, memory, entity/chunk/player counters with live GUI metrics · Scoreboard Overlay – optional, fully configurable with real-time updates · Interactive GUI Management – comprehensive in-game interface for all features · Whitelist/Blacklist Editors – paginated GUI editors with instant config persistence · Advanced Chunk Management – Paper API integration with safe-chunk filtering · Spark Integration – direct profiler and health report integration · Clearlag-Style Commands – full command suite for server management .SpoilerTarget">Spoiler: Commands Code (Text): /lagoptimize gui - Open interactive management GUI /lagoptimize purge [entityType] - Purge entities now /lagoptimize reload - Reload configuration /lagoptimize stats - Display performance stats /lagoptimize toggle - Toggle automatic purging /lagoptimize info - Plugin info + runtime state /lagoptimize config <setting> [value] - View/modify settings /lagoptimize version - Show plugin version /lagoptimize help - Show help # Advanced Commands /lagoptimize tps - Display current TPS /lagoptimize memory - Show memory usage /lagoptimize gc - Request garbage collection /lagoptimize chunk - Chunk analysis /lagoptimize unloadchunks - Unload inactive chunks (Paper API) /lagoptimize killmobs [radius] - Remove mobs (optionally within radius) /lagoptimize tpchunk <x> <z> [world] - Teleport to chunk center /lagoptimize halt - Broadcast halt notice /lagoptimize samplememory - Memory sampling with GC /lagoptimize sampleticks - Tick sampling /lagoptimize profile - Start Spark profiler (if available) /lagoptimize performance - Spark health report (if available) .SpoilerTarget">Spoiler: Permissions Code (Text): lagoptimizer.* - All permissions lagoptimizer.use - Use base command lagoptimizer.purge - Use purge lagoptimizer.reload - Reload config lagoptimizer.stats - View stats lagoptimizer.toggle - Toggle auto-purge lagoptimizer.info - View plugin information lagoptimizer.config - View/modify config lagoptimizer.help - View help lagoptimizer.version - View version lagoptimizer.gui - Open management GUI lagoptimizer.tps - View TPS lagoptimizer.memory - View memory usage lagoptimizer.gc - Request garbage collection lagoptimizer.chunk - Chunk analysis lagoptimizer.unloadchunks - Unload chunks lagoptimizer.killmobs - Remove mobs lagoptimizer.tpchunk - Teleport to chunk lagoptimizer.halt - Broadcast halt lagoptimizer.samplememory - Memory sampling lagoptimizer.sampleticks - Tick sampling lagoptimizer.profile - Spark profiler lagoptimizer.performance - Spark health reports .SpoilerTarget">Spoiler: Configuration (excerpt) Code (YAML): purge: auto-purge-enabled : true interval : 300 max-entities-per-chunk : 100 max-entity-age : 300 max-distance-from-players : 32 whitelist : [PLAYER, VILLAGER, IRON_GOLEM, WOLF, HORSE ] blacklist : [DROPPED_ITEM, EXPERIENCE_ORB, ARROW, SPECTRAL_ARROW, TRIDENT, FALLING_BLOCK ] monitoring: enabled : true interval : 60 scoreboard: enabled : true title : "&6Server Performance" lines: - "&7TPS : &f{tps}" - "&7Memory : &f{memory_used}/{memory_max} MB " - "&7Entities : &f{entity_count}" - "&7Chunks : &f{chunk_count}" - "&7Players : &f{player_count}" logging: enabled : true file-path : "plugins/LagOptimizer/logs/performance.log" retention-days : 7 messages: prefix : "&8[&6LagOptimizer&8] &r" purge : "&aPurged {count} entities!" no-permission : "&cYou don't have permission to use this command!" reload : "&aConfiguration reloaded successfully!" toggle : "&aAuto-purge has been {state}!" .SpoilerTarget">Spoiler: Requirements - Server: Spigot/Paper 1.20+ (api-version 1.20) - Dependency: spark - Java: 17+ .SpoilerTarget">Spoiler: Installation 1) Place the jar in plugins/ 2) Install spark 3) Restart the server 4) Configure plugins/LagOptimizer/config.yml and run /lagoptimize reload .SpoilerTarget">Spoiler: Update Notes (1.0.3) New - Added comprehensive GUI management system with live metrics - Added whitelist/blacklist editors with pagination and instant config persistence - Added Clearlag-style commands: tps, memory, gc, chunk, unloadchunks, killmobs, tpchunk, halt, samplememory, sampleticks, profile, performance - Added Spark integration for advanced profiling and health reports - Added Paper API integration for enhanced chunk management - Added /lagoptimize gui command for interactive management Improvements - Enhanced unloadchunks with safe-chunk filtering and detailed feedback - Live TPS and memory display in GUI - Improved command structure with better tab completion - Enhanced monitoring with real-time scoreboard updates - Better error handling and fallbacks Fixes - Fixed compilation issues with missing imports - Improved GUI navigation and user experience - Enhanced configuration management .SpoilerTarget">Spoiler: Roadmap - Advanced chunk/entity heatmaps and sampling tools - Real-time performance graphs and charts - Automated lag detection and alerts - Integration with more performance monitoring tools - Advanced entity tracking and analytics Found a bug or have an idea? Share it on the discussion thread!​