spark is a performance profiling plugin/mod for Minecraft clients, servers and proxies.



Luck released this version on Jan 1, 2019

598.2 KB
  • Add a command (/spark heapdump) for generating hprof memory snapshots
  • Allow thread names to be specified using regex
  • Use fragment identifier instead of query parameters for web viewer (fixes issue with Multicraft consoles)
  • Add –without-gc flag to disable GC notifications during monitoring
  • Add –include-line-numbers flag to record the line number of method calls during sampling
  • Improve the type descriptor conversion in heap dump outputs
  • Update okhttp library version
  • Count ticks using a normal Java int instead of a LongAdder
  • Improve ThreadGrouper “by pool” regex expression