diff --git a/AMBuildScript b/AMBuildScript
index d01cb05e..6bf448e2 100644
--- a/AMBuildScript
+++ b/AMBuildScript
@@ -228,7 +228,9 @@ class MMSPluginConfig(object):
     if builder.options.opt == '1':
       cxx.defines += ['NDEBUG']
       if cxx.behavior == 'gcc':
-        cxx.cflags += ['-O3']
+        cxx.cflags += ['-O3', '-flto']
+        cxx.cxxflags += ['-g1'] # override ambuild's default -g3 flag.
+        cxx.linkflags += ['-flto']
       elif cxx.behavior == 'msvc':
         cxx.cflags += ['/Ox', '/Zo']
         cxx.linkflags += ['/OPT:ICF', '/OPT:REF']
diff --git a/src/movement/mv_player.cpp b/src/movement/mv_player.cpp
index 822cdcc4..87714a75 100644
--- a/src/movement/mv_player.cpp
+++ b/src/movement/mv_player.cpp
@@ -10,6 +10,21 @@ void MovementPlayer::OnProcessMovement()
 	this->walkMoved = false;
 	this->takeoffFromLadder = false;
 	this->collidingWithWorld = false;
+
+	bool onGround = this->GetPlayerPawn()->m_fFlags() & FL_ONGROUND;
+	if (!this->previousOnGround && onGround)
+	{
+		Vector velocity;
+		this->GetVelocity(&velocity);
+		this->RegisterLanding(velocity, false);
+		this->OnStartTouchGround();
+	}
+	else if (this->previousOnGround && !onGround)
+	{
+		this->RegisterTakeoff(false);
+		this->takeoffFromLadder = false;
+		this->OnStopTouchGround();
+	}
 }
 
 void MovementPlayer::OnProcessMovementPost()
@@ -26,6 +41,7 @@ void MovementPlayer::OnProcessMovementPost()
 		this->oldAngles = this->moveDataPost.m_vecViewAngles;
 	}
 	this->oldWalkMoved = this->walkMoved;
+	this->previousOnGround = this->GetPlayerPawn()->m_fFlags() & FL_ONGROUND;
 }
 
 CCSPlayer_MovementServices *MovementPlayer::GetMoveServices()
@@ -407,24 +423,9 @@ void MovementPlayer::OnPhysicsSimulate()
 	{
 		this->OnChangeMoveType(this->lastKnownMoveType);
 	}
-	bool onGround = this->GetPlayerPawn()->m_fFlags() & FL_ONGROUND;
-	if (!this->previousOnGround && onGround)
-	{
-		Vector velocity;
-		this->GetVelocity(&velocity);
-		this->RegisterLanding(velocity, false);
-		this->OnStartTouchGround();
-	}
-	else if (this->previousOnGround && !onGround)
-	{
-		this->RegisterTakeoff(false);
-		this->takeoffFromLadder = false;
-		this->OnStopTouchGround();
-	}
 }
 
 void MovementPlayer::OnPhysicsSimulatePost()
 {
 	this->lastKnownMoveType = this->GetMoveType();
-	this->previousOnGround = this->GetPlayerPawn()->m_fFlags() & FL_ONGROUND;
 }
diff --git a/src/utils/hooks.cpp b/src/utils/hooks.cpp
index 9c483572..c1f43d22 100644
--- a/src/utils/hooks.cpp
+++ b/src/utils/hooks.cpp
@@ -24,6 +24,8 @@
 
 #include "sdk/entity/cbasetrigger.h"
 
+#include "vprof.h"
+
 #include "memdbgon.h"
 
 extern CSteamGameServerAPIContext g_steamAPI;
@@ -173,7 +175,7 @@ void hooks::Initialize()
 	SH_ADD_HOOK(ISource2GameClients, OnClientConnected, g_pSource2GameClients, SH_STATIC(Hook_OnClientConnected), false);
 	SH_ADD_HOOK(ISource2GameClients, ClientFullyConnect, g_pSource2GameClients, SH_STATIC(Hook_ClientFullyConnect), false);
 	SH_ADD_HOOK(ISource2GameClients, ClientPutInServer, g_pSource2GameClients, SH_STATIC(Hook_ClientPutInServer), false);
-	SH_ADD_HOOK(ISource2GameClients, ClientActive, g_pSource2GameClients, SH_STATIC(Hook_ClientActive), false);
+	SH_ADD_HOOK(ISource2GameClients, ClientActive, g_pSource2GameClients, SH_STATIC(Hook_ClientActive), true);
 	SH_ADD_HOOK(ISource2GameClients, ClientDisconnect, g_pSource2GameClients, SH_STATIC(Hook_ClientDisconnect), true);
 	SH_ADD_HOOK(ISource2GameClients, ClientVoice, g_pSource2GameClients, SH_STATIC(Hook_ClientVoice), false);
 	SH_ADD_HOOK(ISource2GameClients, ClientCommand, g_pSource2GameClients, SH_STATIC(Hook_ClientCommand), false);
@@ -464,6 +466,7 @@ static_function void Hook_CheckTransmit(CCheckTransmitInfo **pInfo, int infoCoun
 // ISource2Server
 static_function void Hook_GameFrame(bool simulating, bool bFirstTick, bool bLastTick)
 {
+	VPROF_BUDGET(__func__, "CS2KZ");
 	g_KZPlugin.serverGlobals = *(g_pKZUtils->GetGlobals());
 	KZ::timer::CheckAnnounceQueue();
 	KZ::timer::CheckPBRequests();
@@ -519,7 +522,7 @@ static_function void Hook_ClientActive(CPlayerSlot slot, bool bLoadGame, const c
 	}
 	else
 	{
-		Warning("WARNING: Player pawn for slot %i not found!\n", slot.Get());
+		Warning("[KZ] WARNING: Player pawn for slot %i not found!\n", slot.Get());
 	}
 	RETURN_META(MRES_IGNORED);
 }
@@ -555,6 +558,7 @@ static_function void Hook_ClientVoice(CPlayerSlot slot)
 
 static_function void Hook_ClientCommand(CPlayerSlot slot, const CCommand &args)
 {
+	VPROF_BUDGET(__func__, "CS2KZ");
 	if (META_RES result = KZ::misc::CheckBlockedRadioCommands(args[0]))
 	{
 		RETURN_META(result);
@@ -625,6 +629,7 @@ static_function bool Hook_FireEvent(IGameEvent *event, bool bDontBroadcast)
 // ICvar
 static_function void Hook_DispatchConCommand(ConCommandHandle cmd, const CCommandContext &ctx, const CCommand &args)
 {
+	VPROF_BUDGET(__func__, "CS2KZ");
 	if (META_RES result = KZ::misc::CheckBlockedRadioCommands(args[0]))
 	{
 		RETURN_META(result);