Systémové programování Windows
Paměť - 2
Obsah
 Memory Management
 Task Manager
 Aktuální stav paměti
 Stav virtuální paměti
Memory Management
Task Manager
 Taskmgr.exe
Aktuální stav fyzicke paměti
 PrivateWorking Set (procexp: „PM – WS private“)
 Subset of working set that specifically describes the amount of
memory a process is using that cannot be shared by other
processes.
 Working Set (procexp: „PM – Working set“)
 Amount of memory in the private working set plus the amount
of memory the process is using that can be shared by other
processes.
Stav virtuální paměti
 Commit Size (procexp: „VM – private bytes“)
 Amount of virtual memory that is reserved for use by a
process.
Process Explorer
Soubory namapované do paměti
HANDLE hFile = CreateFile(...);
HANDLE hFileMapping = CreateFileMapping(hFile, ...);
CloseHandle(hFile);
PVOID fileView = MapViewOfFile(hFileMapping, ...);
// use the memory-mapped file
UnmapViewOfFile(fileView);
CloseHandle(hFileMapping);
Díky za pozornost