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perf(server): hold 20 TPS at 50-player scale

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itsRevela
2026-04-25 13:42:29 -05:00
parent 18a08ec693
commit ce9ffefba6
11 changed files with 487 additions and 32 deletions
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65
Minecraft.Client/ServerLevel.cpp
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@@ -41,6 +41,7 @@
#include "PlayerChunkMap.h"
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
#include "../Minecraft.Server/FourKitBridge.h"
#include "../Minecraft.Server/ServerLogger.h"
#endif
WeighedTreasureArray ServerLevel::RANDOM_BONUS_ITEMS;
@@ -197,6 +198,14 @@ ServerLevel::~ServerLevel()
void ServerLevel::tick()
{
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
// ts[N] = wall-clock at substep N. Logged when level total exceeds
// LEVEL_SLOW_THRESHOLD_MS to pinpoint the dominant substep.
const int64_t LEVEL_SLOW_THRESHOLD_MS = 50;
int64_t ts[13];
ts[0] = System::currentTimeMillis();
#endif
Level::tick();
if (getLevelData()->isHardcore() && difficulty < 3)
{
@@ -218,6 +227,9 @@ void ServerLevel::tick()
}
awakenAllPlayers();
}
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[1] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Mob spawner tick");
// for Minecraft 1.8, spawn friendlies really rarely - 4J - altered from once every 400 ticks to 40 ticks as we depend on this a more than the original since we don't have chunk post-process spawning
@@ -233,6 +245,9 @@ void ServerLevel::tick()
mobSpawner->tick(this, finalSpawnEnemies, finalSpawnFriendlies, finalSpawnPersistent);
}
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[2] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Chunk source tick");
chunkSource->tick();
PIXEndNamedEvent();
@@ -248,6 +263,9 @@ void ServerLevel::tick()
}
}
}
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[3] = System::currentTimeMillis();
#endif
//4J - temporarily disabling saves as they are causing gameplay to generally stutter quite a lot
@@ -263,6 +281,9 @@ void ServerLevel::tick()
save(false, nullptr);
PIXEndNamedEvent();
}
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[4] = System::currentTimeMillis();
#endif
// 4J : WESTY : Changed so that time update goes through stats tracking update code.
//levelData->setTime(time);
@@ -278,19 +299,31 @@ void ServerLevel::tick()
setDayTime(levelData->getDayTime() + 1);
}
}
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[5] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Tick pending ticks");
// if (tickCount % 5 == 0) {
tickPendingTicks(false);
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[6] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Tick tiles");
MemSect(18);
tickTiles();
MemSect(0);
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[7] = System::currentTimeMillis();
#endif
chunkMap->tick();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[8] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Tick villages");
//MemSect(18);
@@ -298,18 +331,50 @@ void ServerLevel::tick()
villageSiege->tick();
//MemSect(0);
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[9] = System::currentTimeMillis();
#endif
PIXBeginNamedEvent(0,"Tick portal forcer");
portalForcer->tick(getGameTime());
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[10] = System::currentTimeMillis();
#endif
// repeat after tile ticks
PIXBeginNamedEvent(0,"runTileEvents");
runTileEvents();
PIXEndNamedEvent();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[11] = System::currentTimeMillis();
#endif
// 4J Added
runQueuedSendTileUpdates();
#if defined(_WINDOWS64) && defined(MINECRAFT_SERVER_BUILD)
ts[12] = System::currentTimeMillis();
int64_t levelTotal = ts[12] - ts[0];
if (levelTotal > LEVEL_SLOW_THRESHOLD_MS)
{
ServerRuntime::LogInfof("perf",
"L%d substep total=%lldms base=%lld spawn=%lld chunkSrc=%lld save=%lld time=%lld pending=%lld tiles=%lld chunkMap=%lld villages=%lld portal=%lld evt=%lld sendTU=%lld",
dimension->id,
(long long)levelTotal,
(long long)(ts[1] - ts[0]),
(long long)(ts[2] - ts[1]),
(long long)(ts[3] - ts[2]),
(long long)(ts[4] - ts[3]),
(long long)(ts[5] - ts[4]),
(long long)(ts[6] - ts[5]),
(long long)(ts[7] - ts[6]),
(long long)(ts[8] - ts[7]),
(long long)(ts[9] - ts[8]),
(long long)(ts[10] - ts[9]),
(long long)(ts[11] - ts[10]),
(long long)(ts[12] - ts[11]));
}
#endif
}
Biome::MobSpawnerData *ServerLevel::getRandomMobSpawnAt(MobCategory *mobCategory, int x, int y, int z)