VMManager: Add available ram info in log.

common/Darwin/DarwinMisc.cpp

@@ -50,6 +50,27 @@ u64 GetPhysicalMemory()
 	return getmem;
 }
 
+u64 GetAvailablePhysicalMemory()
+{
+	const mach_port_t host_port = mach_host_self();
+	vm_size_t page_size;
+
+	if (host_page_size(host_port, &page_size) != KERN_SUCCESS)
+		return 0;
+
+	vm_statistics64_data_t vm_stat;
+	mach_msg_type_number_t host_size = sizeof(vm_statistics64_data_t) / sizeof(integer_t);
+
+	if (host_statistics64(host_port, HOST_VM_INFO, reinterpret_cast<host_info64_t>(&vm_stat), &host_size) != KERN_SUCCESS)
+		return 0;
+
+	const u64 free_pages = static_cast<u64>(vm_stat.free_count);
+	const u64 inactive_pages = static_cast<u64>(vm_stat.inactive_count);
+	const u64 get_available_mem = (free_pages + inactive_pages) * page_size;
+
+	return get_available_mem;
+}
+
 static mach_timebase_info_data_t s_timebase_info;
 static const u64 tickfreq = []() {
 	if (mach_timebase_info(&s_timebase_info) != KERN_SUCCESS)

common/HostSys.h

@@ -181,10 +181,7 @@ private:
 extern u64 GetTickFrequency();
 extern u64 GetCPUTicks();
 extern u64 GetPhysicalMemory();
-#ifdef _WIN32
-// TODO: Someone do linux/mac.
 extern u64 GetAvailablePhysicalMemory();
-#endif
 /// Spin for a short period of time (call while spinning waiting for a lock)
 /// Returns the approximate number of ns that passed
 extern u32 ShortSpin();

common/Linux/LnxMisc.cpp

@@ -15,6 +15,7 @@
 
 #include <dbus/dbus.h>
 #include <spawn.h>
+#include <sys/sysinfo.h>
 #include <sys/time.h>
 #include <sys/wait.h>
 #include <unistd.h>
@@ -40,6 +41,15 @@ u64 GetPhysicalMemory()
 	return pages * getpagesize();
 }
 
+u64 GetAvailablePhysicalMemory()
+{
+	struct sysinfo info;
+	if (sysinfo(&info) != 0)
+		return 0;
+
+	return static_cast<u64>(info.freeram) * info.mem_unit;
+}
+
 u64 GetTickFrequency()
 {
 	return 1000000000; // unix measures in nanoseconds

pcsx2-qt/Translations/pcsx2-qt_en.ts

@@ -10879,24 +10879,24 @@ Do you want to load this save and continue?</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../pcsx2/GS/Renderers/Vulkan/GSDeviceVK.cpp" line="2687"/>
+        <location filename="../../pcsx2/GS/Renderers/Vulkan/GSDeviceVK.cpp" line="2688"/>
         <source>Stencil buffers and texture barriers are both unavailable, this will break some graphical effects.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../pcsx2/GS/Renderers/Vulkan/GSDeviceVK.cpp" line="5065"/>
+        <location filename="../../pcsx2/GS/Renderers/Vulkan/GSDeviceVK.cpp" line="5060"/>
         <source>Spin GPU During Readbacks is enabled, but calibrated timestamps are unavailable.  This might be really slow.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../pcsx2/GS/Renderers/DX11/D3D.cpp" line="391"/>
+        <location filename="../../pcsx2/GS/Renderers/DX11/D3D.cpp" line="392"/>
         <source>Your system has the &quot;OpenCL, OpenGL, and Vulkan Compatibility Pack&quot; installed.
 This Vulkan driver crashes PCSX2 on some GPUs.
 To use the Vulkan renderer, you should remove this app package.</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../pcsx2/GS/Renderers/DX11/D3D.cpp" line="410"/>
+        <location filename="../../pcsx2/GS/Renderers/DX11/D3D.cpp" line="411"/>
         <source>The Vulkan renderer was automatically selected, but no compatible devices were found.
        You should update all graphics drivers in your system, including any integrated GPUs
        to use the Vulkan renderer.</source>
@@ -19266,12 +19266,12 @@ Ejecting {3} and replacing it with {2}.</source>
 <context>
     <name>SDLInputSource</name>
     <message>
-        <location filename="../../pcsx2/Input/SDLInputSource.cpp" line="701"/>
+        <location filename="../../pcsx2/Input/SDLInputSource.cpp" line="767"/>
         <source>SDL3 Migration</source>
         <translation type="unfinished"></translation>
     </message>
     <message>
-        <location filename="../../pcsx2/Input/SDLInputSource.cpp" line="702"/>
+        <location filename="../../pcsx2/Input/SDLInputSource.cpp" line="768"/>
         <source>As part of our upgrade to SDL3, we&apos;ve had to migrate your binds
 Your controller did not match the Xbox layout and may need rebinding
 Please verify your controller settings and amend if required</source>

pcsx2/CDVD/ThreadedFileReader.cpp

@@ -266,12 +266,11 @@ bool ThreadedFileReader::Precache2(ProgressCallback* progress, Error* error)
 
 bool ThreadedFileReader::CheckAvailableMemoryForPrecaching(u64 required_size, Error* error)
 {
-#ifdef _WIN32
 	// We want to check available physical memory instead of total.
 	const u64 memory_available = GetAvailablePhysicalMemory();
 	// Reserve 2GB of available memory for headroom.
 	constexpr u64 memory_reserve = 2147483648;
-	const u64 max_precache_size = std::max(0LL, static_cast<s64>(memory_available - memory_reserve));
+	const u64 max_precache_size = std::max(s64{0}, static_cast<s64>(memory_available - memory_reserve));
 
 	if (required_size > max_precache_size)
 	{
@@ -280,20 +279,6 @@ bool ThreadedFileReader::CheckAvailableMemoryForPrecaching(u64 required_size, Er
 			(required_size + memory_reserve) / _1gb);
 		return false;
 	}
-#else
-	// Don't allow precaching to use more than 50% of system memory.
-	// Hopefully nobody's running 2-4GB potatoes anymore....
-	const u64 memory_size = GetPhysicalMemory();
-	const u64 max_precache_size = memory_size / 2;
-
-	if (required_size > max_precache_size)
-	{
-		Error::SetStringFmt(error,
-			TRANSLATE_FS("CDVD", "Required memory ({}GB) is the above the maximum allowed ({}GB)."),
-			required_size / _1gb, max_precache_size / _1gb);
-		return false;
-	}
-#endif
 
 	return true;
 }

pcsx2/VMManager.cpp

@@ -2504,8 +2504,10 @@ void VMManager::LogCPUCapabilities()
 
 	Console.WriteLnFmt(
 		"  Operating System = {}\n"
-		"  Physical RAM     = {} MB",
+		"  Available RAM    = {} MB\n"
+		"  Physical RAM     = {} MB\n",
 		GetOSVersionString(),
+		GetAvailablePhysicalMemory() / _1mb,
 		GetPhysicalMemory() / _1mb);
 
 	Console.WriteLnFmt("  Processor        = {}", cpuinfo_get_package(0)->name);