Rewrite: improve process handling and restoration
This commit is contained in:
@@ -5,9 +5,11 @@ package main
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import (
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"flag"
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"fmt"
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"math"
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"os"
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"os/signal"
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"path/filepath"
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"sort"
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"strconv"
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"strings"
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"syscall"
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@@ -17,7 +19,6 @@ import (
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const (
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CreateToolhelp32SnapshotProcess = 0x00000002
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ProcessTerminate = 0x00000001
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ProcessSetInformation = 0x00000200
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ProcessQueryLimitedInformation = 0x00001000
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PriorityClassIdle = 0x00000040
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@@ -27,6 +28,7 @@ const (
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PriorityClassRealtime = 0x00000100
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PriorityClassBelowNormal = 0x00004000
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ErrorNoMoreFiles = 18
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ErrorAlreadyExists = 183
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)
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type processEntry32 struct {
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@@ -43,43 +45,61 @@ type processEntry32 struct {
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}
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type processMemoryCounters struct {
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CBM uint32
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PageFaultCount uint32
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PeakWorkingSetSize uintptr
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WorkingSetSize uintptr
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QuotaPeakPagedPoolUsage uintptr
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QuotaPagedPoolUsage uintptr
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QuotaPeakNonPagedPoolUsage uintptr
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QuotaNonPagedPoolUsage uintptr
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PeakPagefileUsage uintptr
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PagefileUsage uintptr
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PrivateUsage uintptr
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CBM uint32
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PageFaultCount uint32
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PeakWorkingSetSize uintptr
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WorkingSetSize uintptr
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QuotaPeakPagedPoolUsage uintptr
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QuotaPagedPoolUsage uintptr
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QuotaPeakNonPagedPoolUsage uintptr
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QuotaNonPagedPoolUsage uintptr
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PeakPagefileUsage uintptr
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PagefileUsage uintptr
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PrivateUsage uintptr
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}
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type processKey struct {
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PID uint32
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Created uint64
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}
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type procInfo struct {
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PID uint32
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Name string
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RSS uint64
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PID uint32
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Name string
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RSS uint64
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Key processKey
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Prio uint32
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Handle syscall.Handle
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CanSet bool
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Keep bool
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}
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type trackedProc struct {
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name string
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handle syscall.Handle
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}
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type savedPrio struct {
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name string
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prio uint32
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name string
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prio uint32
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handle syscall.Handle
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}
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var (
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k32 = syscall.NewLazyDLL("kernel32.dll")
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ps = syscall.NewLazyDLL("psapi.dll")
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procCreateSnap = k32.NewProc("CreateToolhelp32Snapshot")
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procProcess32First = k32.NewProc("Process32FirstW")
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procProcess32Next = k32.NewProc("Process32NextW")
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procGetMemInfo = ps.NewProc("GetProcessMemoryInfo")
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procSetPriority = k32.NewProc("SetPriorityClass")
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procGetPriority = k32.NewProc("GetPriorityClass")
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procOpenProcess = k32.NewProc("OpenProcess")
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procCloseHandle = k32.NewProc("CloseHandle")
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procTerminate = k32.NewProc("TerminateProcess")
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procCreateSnap = k32.NewProc("CreateToolhelp32Snapshot")
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procProcess32First = k32.NewProc("Process32FirstW")
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procProcess32Next = k32.NewProc("Process32NextW")
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procGetMemInfo = ps.NewProc("GetProcessMemoryInfo")
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procSetPriority = k32.NewProc("SetPriorityClass")
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procGetPriority = k32.NewProc("GetPriorityClass")
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procOpenProcess = k32.NewProc("OpenProcess")
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procCloseHandle = k32.NewProc("CloseHandle")
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procGetProcessTimes = k32.NewProc("GetProcessTimes")
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procQueryImageName = k32.NewProc("QueryFullProcessImageNameW")
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procCreateMutex = k32.NewProc("CreateMutexW")
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)
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func closeH(h syscall.Handle) {
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@@ -94,12 +114,7 @@ func openProc(pid uint32, acc uint32) (syscall.Handle, error) {
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return syscall.Handle(r), nil
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}
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func setPrio(pid uint32, cls uint32) error {
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h, err := openProc(pid, ProcessSetInformation)
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if err != nil {
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return err
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}
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defer closeH(h)
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func setPrio(h syscall.Handle, pid uint32, cls uint32) error {
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r, _, e := procSetPriority.Call(uintptr(h), uintptr(cls))
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if r == 0 {
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return fmt.Errorf("SetPriorityClass(%d) failed: %w", pid, e)
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@@ -107,13 +122,44 @@ func setPrio(pid uint32, cls uint32) error {
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return nil
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}
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func utf16Trim(p []uint16) string {
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for i, v := range p {
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if v == 0 {
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return syscall.UTF16ToString(p[:i])
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}
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func processCreated(h syscall.Handle) (uint64, error) {
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var created, exited, kernel, user syscall.Filetime
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r, _, e := procGetProcessTimes.Call(
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uintptr(h),
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uintptr(unsafe.Pointer(&created)),
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uintptr(unsafe.Pointer(&exited)),
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uintptr(unsafe.Pointer(&kernel)),
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uintptr(unsafe.Pointer(&user)),
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)
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if r == 0 {
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return 0, fmt.Errorf("GetProcessTimes failed: %w", e)
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}
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return syscall.UTF16ToString(p)
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return uint64(created.HighDateTime)<<32 | uint64(created.LowDateTime), nil
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}
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func processName(h syscall.Handle) (string, error) {
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buf := make([]uint16, 32768)
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size := uint32(len(buf))
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r, _, e := procQueryImageName.Call(uintptr(h), 0, uintptr(unsafe.Pointer(&buf[0])), uintptr(unsafe.Pointer(&size)))
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if r == 0 {
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return "", fmt.Errorf("QueryFullProcessImageName failed: %w", e)
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}
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return filepath.Base(syscall.UTF16ToString(buf[:size])), nil
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}
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func processAlive(h syscall.Handle) (bool, error) {
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var created, exited, kernel, user syscall.Filetime
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r, _, e := procGetProcessTimes.Call(
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uintptr(h),
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uintptr(unsafe.Pointer(&created)),
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uintptr(unsafe.Pointer(&exited)),
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uintptr(unsafe.Pointer(&kernel)),
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uintptr(unsafe.Pointer(&user)),
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)
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if r == 0 {
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return false, fmt.Errorf("GetProcessTimes failed: %w", e)
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}
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return exited.HighDateTime == 0 && exited.LowDateTime == 0, nil
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}
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func parseMemSize(s string) (uint64, error) {
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@@ -121,32 +167,26 @@ func parseMemSize(s string) (uint64, error) {
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if s == "" {
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return 0, fmt.Errorf("empty value")
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}
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var suffix byte
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multiplier := uint64(1)
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switch s[len(s)-1] {
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case 'k', 'K':
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suffix = 'K'
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multiplier = 1024
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s = s[:len(s)-1]
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case 'm', 'M':
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suffix = 'M'
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multiplier = 1024 * 1024
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s = s[:len(s)-1]
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case 'g', 'G':
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suffix = 'G'
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multiplier = 1024 * 1024 * 1024
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s = s[:len(s)-1]
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}
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n, err := strconv.ParseUint(s, 10, 64)
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if err != nil {
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return 0, err
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}
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switch suffix {
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case 'K':
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return n * 1024, nil
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case 'M':
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return n * 1024 * 1024, nil
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case 'G':
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return n * 1024 * 1024 * 1024, nil
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default:
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return n, nil
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if n > math.MaxUint64/multiplier {
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return 0, fmt.Errorf("value overflows uint64")
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}
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return n * multiplier, nil
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}
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func formatMemSize(b uint64) string {
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@@ -165,6 +205,22 @@ func isAboveNormal(c uint32) bool {
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c == PriorityClassRealtime
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}
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func desiredPriority(rss, mem uint64, current uint32, gameMode, isGame bool) uint32 {
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if gameMode {
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if isGame {
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return PriorityClassHigh
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}
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return PriorityClassIdle
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}
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if rss >= mem {
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return PriorityClassHigh
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}
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if isAboveNormal(current) {
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return PriorityClassNormal
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}
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return 0
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}
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func prioName(c uint32) string {
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switch c {
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case PriorityClassIdle:
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@@ -186,7 +242,7 @@ func prioName(c uint32) string {
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func allProcs() ([]procInfo, error) {
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snap, _, e := procCreateSnap.Call(CreateToolhelp32SnapshotProcess, 0)
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if snap == 0 {
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if snap == ^uintptr(0) {
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return nil, fmt.Errorf("CreateToolhelp32Snapshot failed: %w", e)
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}
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defer closeH(syscall.Handle(snap))
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@@ -199,7 +255,7 @@ func allProcs() ([]procInfo, error) {
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var out []procInfo
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for {
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name := utf16Trim(pe.ExeFile[:])
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name := syscall.UTF16ToString(pe.ExeFile[:])
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if name != "" {
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out = append(out, procInfo{PID: pe.PID, Name: name})
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}
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@@ -215,22 +271,16 @@ func allProcs() ([]procInfo, error) {
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return out, nil
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}
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func killOtherInstances() {
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myPID := os.Getpid()
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procs, err := allProcs()
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func singleInstance() (syscall.Handle, bool, error) {
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name, err := syscall.UTF16PtrFromString(`Local\autoPriority`)
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if err != nil {
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return
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return 0, false, err
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}
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myName := filepath.Base(os.Args[0])
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for _, p := range procs {
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if p.PID != uint32(myPID) && filepath.Base(p.Name) == myName {
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h, err := openProc(p.PID, ProcessTerminate)
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if err == nil {
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procTerminate.Call(uintptr(h), 0)
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closeH(h)
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}
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}
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r, _, e := procCreateMutex.Call(0, 0, uintptr(unsafe.Pointer(name)))
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if r == 0 {
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return 0, false, fmt.Errorf("CreateMutex failed: %w", e)
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}
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return syscall.Handle(r), e == syscall.Errno(ErrorAlreadyExists), nil
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}
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func main() {
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@@ -245,7 +295,10 @@ func main() {
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}
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mem, err := parseMemSize(*memStr)
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if err != nil {
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if err != nil || mem == 0 {
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if err == nil {
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err = fmt.Errorf("must be greater than zero")
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}
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fmt.Fprintf(os.Stderr, "autoPriority: invalid -mem value: %v\n", err)
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os.Exit(1)
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}
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@@ -260,72 +313,195 @@ func main() {
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os.Exit(1)
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}
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killOtherInstances()
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time.Sleep(100 * time.Millisecond)
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mutex, exists, err := singleInstance()
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if err != nil {
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fmt.Fprintf(os.Stderr, "autoPriority: %v\n", err)
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os.Exit(1)
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}
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if exists {
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closeH(mutex)
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fmt.Fprintln(os.Stderr, "autoPriority: already running")
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return
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}
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defer closeH(mutex)
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var logFile *os.File
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logPath := filepath.Join(os.TempDir(), "autopriority.log")
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os.Remove(logPath)
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f, err := os.OpenFile(logPath, os.O_CREATE|os.O_WRONLY|os.O_EXCL, 0644)
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if err == nil {
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logFile = f
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defer logFile.Close()
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}
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ts := func() string {
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return time.Now().Format("02.01.2006 15:04:05")
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logFile, err := os.Create(logPath)
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if err != nil {
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fmt.Fprintf(os.Stderr, "autoPriority: cannot create log: %v\n", err)
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os.Exit(1)
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}
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defer logFile.Close()
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logf := func(format string, a ...any) {
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if logFile == nil {
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return
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}
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fmt.Fprintf(logFile, "[%s] ", ts())
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fmt.Fprintf(logFile, "[%s] ", time.Now().Format("02.01.2006 15:04:05"))
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fmt.Fprintf(logFile, format+"\n", a...)
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logFile.Sync()
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}
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if gameMem > 0 {
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logf("autoPriority started (mem=%s, game-mem=%s, interval=%s, dry-run=%v)",
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formatMemSize(mem), formatMemSize(gameMem), *interval, *dryRun)
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} else {
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logf("autoPriority started (mem=%s, interval=%s, dry-run=%v)",
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formatMemSize(mem), *interval, *dryRun)
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logf("autoPriority started (mem=%s, game-mem=%s, interval=%s, dry-run=%v)",
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formatMemSize(mem), formatMemSize(gameMem), *interval, *dryRun)
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if !*dryRun {
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pid := uint32(os.Getpid())
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h, err := openProc(pid, ProcessSetInformation)
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if err == nil {
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err = setPrio(h, pid, PriorityClassIdle)
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closeH(h)
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}
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if err != nil {
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logf("warning: could not set own priority to IDLE: %v", err)
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} else {
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logf("own priority set to IDLE")
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}
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}
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if err := setPrio(uint32(os.Getpid()), PriorityClassIdle); err != nil {
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logf("warning: could not set own priority to IDLE: %v", err)
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} else {
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logf("own priority set to IDLE")
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}
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blocked := make(map[uint32]string)
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gameProcs := make(map[uint32]string)
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gameSaved := make(map[uint32]savedPrio)
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blocked := make(map[processKey]string)
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unreadable := make(map[uint32]string)
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gameProcs := make(map[processKey]trackedProc)
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gameSaved := make(map[processKey]savedPrio)
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gameMode := false
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myPID := uint32(os.Getpid())
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defer func() {
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if gameMode {
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restoreProcs, _ := allProcs()
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rm := make(map[uint32]string, len(restoreProcs))
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for _, p := range restoreProcs {
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rm[p.PID] = p.Name
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readProcs := func() ([]procInfo, error) {
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procs, err := allProcs()
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if err != nil {
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return nil, err
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}
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live := make(map[uint32]string, len(procs))
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list := make([]procInfo, 0, len(procs))
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for i := range procs {
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p := &procs[i]
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live[p.PID] = p.Name
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if p.PID == myPID || p.PID == 0 {
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continue
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}
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for pid, sv := range gameSaved {
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if cur, ok := rm[pid]; !ok || cur != sv.name {
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h, setErr := openProc(p.PID, ProcessQueryLimitedInformation|ProcessSetInformation)
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p.CanSet = setErr == nil
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openErr := error(nil)
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if !p.CanSet {
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h, openErr = openProc(p.PID, ProcessQueryLimitedInformation)
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}
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if openErr != nil {
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if unreadable[p.PID] != p.Name {
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unreadable[p.PID] = p.Name
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logf("SKIP %s (PID %d): %v", p.Name, p.PID, openErr)
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}
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continue
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}
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name, readErr := processName(h)
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if readErr == nil {
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p.Name = name
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}
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created := uint64(0)
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if readErr == nil {
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created, readErr = processCreated(h)
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}
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var m processMemoryCounters
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if readErr == nil {
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m.CBM = uint32(unsafe.Sizeof(m))
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r, _, e := procGetMemInfo.Call(uintptr(h), uintptr(unsafe.Pointer(&m)), uintptr(unsafe.Sizeof(m)))
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if r == 0 {
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readErr = fmt.Errorf("GetProcessMemoryInfo failed: %w", e)
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}
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}
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var cur uintptr
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if readErr == nil {
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r, _, e := procGetPriority.Call(uintptr(h))
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cur = r
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if cur == 0 {
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readErr = fmt.Errorf("GetPriorityClass failed: %w", e)
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}
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}
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if readErr != nil {
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closeH(h)
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if unreadable[p.PID] != p.Name {
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unreadable[p.PID] = p.Name
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logf("SKIP %s (PID %d): %v", p.Name, p.PID, readErr)
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}
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continue
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}
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delete(unreadable, p.PID)
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p.Key = processKey{PID: p.PID, Created: created}
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p.RSS = uint64(m.WorkingSetSize)
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p.Prio = uint32(cur)
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p.Handle = h
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if !p.CanSet {
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if _, ok := blocked[p.Key]; !ok {
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blocked[p.Key] = p.Name
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logf("BLOCK %s (PID %d): %v (priority changes disabled)", p.Name, p.PID, setErr)
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}
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}
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list = append(list, *p)
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}
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for pid, name := range unreadable {
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if live[pid] != name {
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delete(unreadable, pid)
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}
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}
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return list, nil
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}
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restore := func(list []procInfo) {
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current := make(map[processKey]*procInfo, len(list))
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for i := range list {
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current[list[i].Key] = &list[i]
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}
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for key, saved := range gameSaved {
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alive, err := processAlive(saved.handle)
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if err != nil {
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logf("RESTORE %s (PID %d) status error: %v", saved.name, key.PID, err)
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continue
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||||
}
|
||||
if !alive {
|
||||
closeH(saved.handle)
|
||||
delete(gameSaved, key)
|
||||
continue
|
||||
}
|
||||
cur, _, e := procGetPriority.Call(uintptr(saved.handle))
|
||||
if cur == 0 {
|
||||
logf("RESTORE %s (PID %d) priority error: %v", saved.name, key.PID, e)
|
||||
continue
|
||||
}
|
||||
if uint32(cur) != saved.prio {
|
||||
if err := setPrio(saved.handle, key.PID, saved.prio); err != nil {
|
||||
logf("RESTORE %s (PID %d) -> %s error: %v", saved.name, key.PID, prioName(saved.prio), err)
|
||||
continue
|
||||
}
|
||||
if err := setPrio(pid, sv.prio); err != nil {
|
||||
logf("RESTORE %s (PID %d) -> %s error: %v", sv.name, pid, prioName(sv.prio), err)
|
||||
} else {
|
||||
logf("RESTORE %s (PID %d) -> %s", sv.name, pid, prioName(sv.prio))
|
||||
}
|
||||
logf("RESTORE %s (PID %d) -> %s", saved.name, key.PID, prioName(saved.prio))
|
||||
}
|
||||
if p := current[key]; p != nil {
|
||||
p.Prio = saved.prio
|
||||
}
|
||||
closeH(saved.handle)
|
||||
delete(gameSaved, key)
|
||||
}
|
||||
}
|
||||
|
||||
defer func() {
|
||||
for attempt := 0; attempt < 3 && len(gameSaved) > 0; attempt++ {
|
||||
restore(nil)
|
||||
if len(gameSaved) > 0 {
|
||||
time.Sleep(50 * time.Millisecond)
|
||||
}
|
||||
}
|
||||
if len(gameSaved) > 0 {
|
||||
logf("warning: %d process priorities could not be restored", len(gameSaved))
|
||||
for _, saved := range gameSaved {
|
||||
closeH(saved.handle)
|
||||
}
|
||||
}
|
||||
for _, game := range gameProcs {
|
||||
closeH(game.handle)
|
||||
}
|
||||
logf("autoPriority stopped")
|
||||
logFile.Sync()
|
||||
}()
|
||||
|
||||
myPID := uint32(os.Getpid())
|
||||
ticker := time.NewTicker(*interval)
|
||||
defer ticker.Stop()
|
||||
|
||||
@@ -333,219 +509,116 @@ func main() {
|
||||
signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
|
||||
|
||||
scan := func() {
|
||||
procs, err := allProcs()
|
||||
list, err := readProcs()
|
||||
if err != nil {
|
||||
logf("allProcs error: %v", err)
|
||||
logf("process scan error: %v", err)
|
||||
return
|
||||
}
|
||||
defer func() {
|
||||
for _, p := range list {
|
||||
if !p.Keep {
|
||||
closeH(p.Handle)
|
||||
}
|
||||
}
|
||||
}()
|
||||
|
||||
pidMap := make(map[uint32]string, len(procs))
|
||||
for _, p := range procs {
|
||||
pidMap[p.PID] = p.Name
|
||||
current := make(map[processKey]string, len(list))
|
||||
for _, p := range list {
|
||||
current[p.Key] = p.Name
|
||||
}
|
||||
|
||||
for pid := range blocked {
|
||||
if _, ok := pidMap[pid]; !ok {
|
||||
delete(blocked, pid)
|
||||
for key, name := range blocked {
|
||||
if current[key] != name {
|
||||
delete(blocked, key)
|
||||
}
|
||||
}
|
||||
for pid, name := range gameProcs {
|
||||
if cur, ok := pidMap[pid]; !ok || cur != name {
|
||||
delete(gameProcs, pid)
|
||||
}
|
||||
}
|
||||
for pid, sv := range gameSaved {
|
||||
if cur, ok := pidMap[pid]; !ok || cur != sv.name {
|
||||
delete(gameSaved, pid)
|
||||
}
|
||||
}
|
||||
|
||||
var list []procInfo
|
||||
for i := range procs {
|
||||
p := &procs[i]
|
||||
if p.PID == myPID || p.PID == 0 {
|
||||
continue
|
||||
}
|
||||
|
||||
h, err := openProc(p.PID, ProcessQueryLimitedInformation)
|
||||
for key, game := range gameProcs {
|
||||
alive, err := processAlive(game.handle)
|
||||
if err != nil {
|
||||
if _, ok := blocked[p.PID]; !ok {
|
||||
blocked[p.PID] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (added to exclusion list)", p.Name, p.PID, err)
|
||||
}
|
||||
logf("GAME %s (PID %d) status error: %v", game.name, key.PID, err)
|
||||
continue
|
||||
}
|
||||
|
||||
var m processMemoryCounters
|
||||
m.CBM = uint32(unsafe.Sizeof(m))
|
||||
r, _, e := procGetMemInfo.Call(uintptr(h), uintptr(unsafe.Pointer(&m)), uintptr(unsafe.Sizeof(m)))
|
||||
closeH(h)
|
||||
if r == 0 {
|
||||
if _, ok := blocked[p.PID]; !ok {
|
||||
logf("GetProcessMemoryInfo(%d) error: %v", p.PID, e)
|
||||
}
|
||||
continue
|
||||
if !alive {
|
||||
closeH(game.handle)
|
||||
delete(gameProcs, key)
|
||||
}
|
||||
}
|
||||
for key, saved := range gameSaved {
|
||||
alive, err := processAlive(saved.handle)
|
||||
if err == nil && !alive {
|
||||
closeH(saved.handle)
|
||||
delete(gameSaved, key)
|
||||
}
|
||||
}
|
||||
|
||||
p.RSS = uint64(m.WorkingSetSize)
|
||||
list = append(list, *p)
|
||||
|
||||
for i := range list {
|
||||
p := &list[i]
|
||||
if gameMem > 0 && p.RSS >= gameMem {
|
||||
if _, ok := gameProcs[p.PID]; !ok {
|
||||
gameProcs[p.PID] = p.Name
|
||||
if _, ok := gameProcs[p.Key]; !ok {
|
||||
gameProcs[p.Key] = trackedProc{name: p.Name, handle: p.Handle}
|
||||
p.Keep = true
|
||||
logf("GAME DETECT %s (PID %d) RSS=%s", p.Name, p.PID, formatMemSize(p.RSS))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
hasGame := gameMem > 0 && len(gameProcs) > 0
|
||||
enteringGame := hasGame && !gameMode
|
||||
if enteringGame {
|
||||
gameMode = true
|
||||
}
|
||||
if !hasGame && gameMode {
|
||||
restore(list)
|
||||
if len(gameSaved) == 0 {
|
||||
gameMode = false
|
||||
logf("GAME MODE OFF")
|
||||
} else {
|
||||
return
|
||||
}
|
||||
}
|
||||
if hasGame {
|
||||
sort.SliceStable(list, func(i, j int) bool {
|
||||
_, iGame := gameProcs[list[i].Key]
|
||||
_, jGame := gameProcs[list[j].Key]
|
||||
return iGame && !jGame
|
||||
})
|
||||
}
|
||||
|
||||
for i := range list {
|
||||
p := &list[i]
|
||||
_, isBlocked := blocked[p.PID]
|
||||
_, isGame := gameProcs[p.PID]
|
||||
|
||||
if hasGame && isGame {
|
||||
if isBlocked {
|
||||
continue
|
||||
}
|
||||
if *dryRun {
|
||||
logf("[DRY-RUN] %s (PID %d) RSS=%s — would set HIGH (game)", p.Name, p.PID, formatMemSize(p.RSS))
|
||||
continue
|
||||
}
|
||||
h, err := openProc(p.PID, ProcessQueryLimitedInformation)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
cur, _, _ := procGetPriority.Call(uintptr(h))
|
||||
closeH(h)
|
||||
if cur != 0 && uint32(cur) == PriorityClassHigh {
|
||||
continue
|
||||
}
|
||||
if err := setPrio(p.PID, PriorityClassHigh); err != nil {
|
||||
blocked[p.PID] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (added to exclusion list)", p.Name, p.PID, err)
|
||||
logf("GAME %s (PID %d) RSS=%s — tracked as game (priority change failed)", p.Name, p.PID, formatMemSize(p.RSS))
|
||||
} else {
|
||||
logf("GAME %s (PID %d) RSS=%s -> HIGH", p.Name, p.PID, formatMemSize(p.RSS))
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
}
|
||||
continue
|
||||
_, isBlocked := blocked[p.Key]
|
||||
_, isGame := gameProcs[p.Key]
|
||||
target := desiredPriority(p.RSS, mem, p.Prio, hasGame, isGame)
|
||||
action := "GAME"
|
||||
if !hasGame && target == PriorityClassHigh {
|
||||
action = "PROMOTE"
|
||||
} else if !hasGame {
|
||||
action = "DEMOTE"
|
||||
}
|
||||
|
||||
if hasGame {
|
||||
if isBlocked {
|
||||
continue
|
||||
}
|
||||
if *dryRun {
|
||||
logf("[DRY-RUN] %s (PID %d) RSS=%s — would set IDLE (game)", p.Name, p.PID, formatMemSize(p.RSS))
|
||||
continue
|
||||
}
|
||||
h, err := openProc(p.PID, ProcessQueryLimitedInformation)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
cur, _, _ := procGetPriority.Call(uintptr(h))
|
||||
closeH(h)
|
||||
if cur == 0 || uint32(cur) == PriorityClassIdle {
|
||||
continue
|
||||
}
|
||||
if err := setPrio(p.PID, PriorityClassIdle); err != nil {
|
||||
blocked[p.PID] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (added to exclusion list)", p.Name, p.PID, err)
|
||||
} else {
|
||||
if _, saved := gameSaved[p.PID]; !saved {
|
||||
gameSaved[p.PID] = savedPrio{name: p.Name, prio: uint32(cur)}
|
||||
}
|
||||
logf("GAME %s (PID %d) RSS=%s, %s -> IDLE", p.Name, p.PID, formatMemSize(p.RSS), prioName(uint32(cur)))
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
}
|
||||
if target == 0 || target == p.Prio || isBlocked {
|
||||
continue
|
||||
}
|
||||
|
||||
if p.RSS < mem {
|
||||
if isBlocked {
|
||||
continue
|
||||
}
|
||||
h, err := openProc(p.PID, ProcessQueryLimitedInformation)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
cur, _, _ := procGetPriority.Call(uintptr(h))
|
||||
closeH(h)
|
||||
if cur == 0 || !isAboveNormal(uint32(cur)) {
|
||||
continue
|
||||
}
|
||||
if *dryRun {
|
||||
logf("[DRY-RUN] %s (PID %d) RSS=%s, priority=%s — would set NORMAL", p.Name, p.PID, formatMemSize(p.RSS), prioName(uint32(cur)))
|
||||
continue
|
||||
}
|
||||
if err := setPrio(p.PID, PriorityClassNormal); err != nil {
|
||||
blocked[p.PID] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (added to exclusion list)", p.Name, p.PID, err)
|
||||
} else {
|
||||
logf("DEMOTE %s (PID %d) RSS=%s, %s -> NORMAL", p.Name, p.PID, formatMemSize(p.RSS), prioName(uint32(cur)))
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
}
|
||||
continue
|
||||
}
|
||||
|
||||
if isBlocked {
|
||||
continue
|
||||
}
|
||||
h, err := openProc(p.PID, ProcessQueryLimitedInformation)
|
||||
if err != nil {
|
||||
continue
|
||||
}
|
||||
cur, _, _ := procGetPriority.Call(uintptr(h))
|
||||
closeH(h)
|
||||
if cur != 0 && uint32(cur) == PriorityClassHigh {
|
||||
continue
|
||||
}
|
||||
origStr := ""
|
||||
if cur != 0 {
|
||||
origStr = prioName(uint32(cur))
|
||||
}
|
||||
if *dryRun {
|
||||
logf("[DRY-RUN] %s (PID %d) RSS=%s, priority=%s — would set HIGH", p.Name, p.PID, formatMemSize(p.RSS), origStr)
|
||||
logf("[DRY-RUN] %s %s (PID %d) RSS=%s, %s -> %s", action, p.Name, p.PID, formatMemSize(p.RSS), prioName(p.Prio), prioName(target))
|
||||
continue
|
||||
}
|
||||
if err := setPrio(p.PID, PriorityClassHigh); err != nil {
|
||||
blocked[p.PID] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (added to exclusion list)", p.Name, p.PID, err)
|
||||
} else {
|
||||
logf("PROMOTE %s (PID %d) RSS=%s, %s -> HIGH", p.Name, p.PID, formatMemSize(p.RSS), origStr)
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
if err := setPrio(p.Handle, p.PID, target); err != nil {
|
||||
blocked[p.Key] = p.Name
|
||||
logf("BLOCK %s (PID %d): %v (priority changes disabled)", p.Name, p.PID, err)
|
||||
continue
|
||||
}
|
||||
}
|
||||
|
||||
if gameMem > 0 {
|
||||
newHasGame := len(gameProcs) > 0
|
||||
if newHasGame && !gameMode {
|
||||
gameMode = true
|
||||
logf("GAME MODE ON")
|
||||
}
|
||||
if !newHasGame && gameMode {
|
||||
gameMode = false
|
||||
logf("GAME MODE OFF")
|
||||
for pid, sv := range gameSaved {
|
||||
if cur, ok := pidMap[pid]; !ok || cur != sv.name {
|
||||
delete(gameSaved, pid)
|
||||
continue
|
||||
}
|
||||
if *dryRun {
|
||||
logf("[DRY-RUN] RESTORE %s (PID %d) -> %s", sv.name, pid, prioName(sv.prio))
|
||||
} else {
|
||||
if err := setPrio(pid, sv.prio); err != nil {
|
||||
logf("RESTORE %s (PID %d) -> %s error: %v", sv.name, pid, prioName(sv.prio), err)
|
||||
} else {
|
||||
logf("RESTORE %s (PID %d) -> %s", sv.name, pid, prioName(sv.prio))
|
||||
time.Sleep(100 * time.Millisecond)
|
||||
}
|
||||
}
|
||||
delete(gameSaved, pid)
|
||||
if hasGame && !isGame && target == PriorityClassIdle {
|
||||
if _, saved := gameSaved[p.Key]; !saved {
|
||||
gameSaved[p.Key] = savedPrio{name: p.Name, prio: p.Prio, handle: p.Handle}
|
||||
p.Keep = true
|
||||
}
|
||||
}
|
||||
logf("%s %s (PID %d) RSS=%s, %s -> %s", action, p.Name, p.PID, formatMemSize(p.RSS), prioName(p.Prio), prioName(target))
|
||||
p.Prio = target
|
||||
}
|
||||
if enteringGame {
|
||||
logf("GAME MODE ON")
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user