Board Thread:Bug Reports/@comment-62.245.97.9-20190930140822/@comment-25612015-20191007221912

Memory: 81653760 bytes (77 MB) / 523501568 bytes (499 MB) up to 523501568 bytes (499 MB) JVM Flags: 6 total; -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump

Give Minecraft more than 512 MB of RAM, using the flag above