initial commit

go.mod

@@ -0,0 +1,12 @@
+module autoPriority
+
+go 1.19
+
+require (
+	github.com/go-ole/go-ole v1.2.6 // indirect
+	github.com/shirou/gopsutil v3.21.11+incompatible // indirect
+	github.com/tklauser/go-sysconf v0.3.11 // indirect
+	github.com/tklauser/numcpus v0.6.0 // indirect
+	github.com/yusufpapurcu/wmi v1.2.2 // indirect
+	golang.org/x/sys v0.4.0 // indirect
+)

go.sum

@@ -0,0 +1,19 @@
+github.com/AllenDang/w32 v0.0.0-20180428130237-ad0a36d80adc h1:w3fW4b1hPf6/cfdQQ/vu9V8eBeQmuLZIaUMj81nIzYQ=
+github.com/AllenDang/w32 v0.0.0-20180428130237-ad0a36d80adc/go.mod h1:1rHKulT5eD2DzdKxDXUZRKtBfkTzLmTL42ZmEmOfyrs=
+github.com/go-ole/go-ole v1.2.6 h1:/Fpf6oFPoeFik9ty7siob0G6Ke8QvQEuVcuChpwXzpY=
+github.com/go-ole/go-ole v1.2.6/go.mod h1:pprOEPIfldk/42T2oK7lQ4v4JSDwmV0As9GaiUsvbm0=
+github.com/mitchellh/go-ps v1.0.0 h1:i6ampVEEF4wQFF+bkYfwYgY+F/uYJDktmvLPf7qIgjc=
+github.com/mitchellh/go-ps v1.0.0/go.mod h1:J4lOc8z8yJs6vUwklHw2XEIiT4z4C40KtWVN3nvg8Pg=
+github.com/shirou/gopsutil v3.21.11+incompatible h1:+1+c1VGhc88SSonWP6foOcLhvnKlUeu/erjjvaPEYiI=
+github.com/shirou/gopsutil v3.21.11+incompatible/go.mod h1:5b4v6he4MtMOwMlS0TUMTu2PcXUg8+E1lC7eC3UO/RA=
+github.com/tklauser/go-sysconf v0.3.11 h1:89WgdJhk5SNwJfu+GKyYveZ4IaJ7xAkecBo+KdJV0CM=
+github.com/tklauser/go-sysconf v0.3.11/go.mod h1:GqXfhXY3kiPa0nAXPDIQIWzJbMCB7AmcWpGR8lSZfqI=
+github.com/tklauser/numcpus v0.6.0 h1:kebhY2Qt+3U6RNK7UqpYNA+tJ23IBEGKkB7JQBfDYms=
+github.com/tklauser/numcpus v0.6.0/go.mod h1:FEZLMke0lhOUG6w2JadTzp0a+Nl8PF/GFkQ5UVIcaL4=
+github.com/yusufpapurcu/wmi v1.2.2 h1:KBNDSne4vP5mbSWnJbO+51IMOXJB67QiYCSBrubbPRg=
+github.com/yusufpapurcu/wmi v1.2.2/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQmPyzfmi0=
+golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3 h1:7TYNF4UdlohbFwpNH04CoPMp1cHUZgO1Ebq5r2hIjfo=
+golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.2.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.4.0 h1:Zr2JFtRQNX3BCZ8YtxRE9hNJYC8J6I1MVbMg6owUp18=
+golang.org/x/sys v0.4.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=

main_windows.go

@@ -0,0 +1,34 @@
+package main
+
+/*
+#include <windows.h>
+BOOL SetPriority(DWORD pid, int priority) {
+    HANDLE h = OpenProcess(PROCESS_ALL_ACCESS, 0, pid);
+    if (!h) return FALSE;
+    BOOL success = SetPriorityClass(h, priority);
+    CloseHandle(h);
+    return success;
+}
+*/
+import "C"
+import (
+	"github.com/shirou/gopsutil/process"
+	"os"
+	"runtime"
+	"time"
+)
+
+func main() {
+	C.SetPriority(C.DWORD(os.Getpid()), 0x00000040)
+	for {
+		processes, _ := process.Processes()
+		for _, proc := range processes {
+			memoryInfo, err := proc.MemoryInfo()
+			if err == nil && memoryInfo.RSS >= (0.5*1024*1024*1024) {
+				C.SetPriority(C.DWORD(proc.Pid), 0x00000080)
+			}
+		}
+		runtime.GC()
+		time.Sleep(time.Minute)
+	}
+}