this is a "black box" for diagnosing lags in Minecraft. The mod automatically tracks FPS freezes, TPS spikes, and crashes of the game, saves detailed reports, and provides a convenient way to quickly attach diagnostics to an issue.
Lag Spike Diary is a "black box" for diagnosing lags in Minecraft. The mod automatically tracks FPS freezes and TPS spikes, saves detailed reports, and provides a convenient way to quickly attach diagnostics to an issue.
mods/ folderAll settings are in the file config/lag_spike_diary.json:
contextBufferSeconds (10) — how many seconds of context to store/testspike — to test the mod (creates an artificial frieze)The reports are saved in the lag_spike_reports/ folder next to the configs. Each report contains:
summary.json — spike summary (FPS, frametime, time)timeline.json — timeline of events around the spikeenvironment.json — system information (Java, OS, Minecraft version)mods.json is a list of all installed mods.The mod supports:
Note: This mod does not replace Spark as a full-fledged profiler. It focuses on user-friendliness and quick creation of reports for developers.